[gtk+/wip/csoriano/bookmarks: 4/4] style



commit 429464e4b8692c01476c9843e7d70d6e20a0f319
Author: Carlos Soriano <csoriano gnome org>
Date:   Tue May 12 18:55:32 2015 +0200

    style

 gtk/theme/Adwaita/_common.scss           |   60 +-
 gtk/theme/Adwaita/gtk-contained-dark.css |  930 ++++++++++++++++--------------
 gtk/theme/Adwaita/gtk-contained.css      |  852 +++++++++++++++-------------
 3 files changed, 986 insertions(+), 856 deletions(-)
---
diff --git a/gtk/theme/Adwaita/_common.scss b/gtk/theme/Adwaita/_common.scss
index 3b3992e..d6bf082 100644
--- a/gtk/theme/Adwaita/_common.scss
+++ b/gtk/theme/Adwaita/_common.scss
@@ -2880,47 +2880,49 @@ GtkFileChooserDialog {
   }
 }
 
-// Places sidebar is a special case, since the view here have to look like chrome not content, so we 
override text color
-GtkPlacesSidebar.sidebar .view {
+GtkPlacesSidebar.sidebar {
 
-  color: $fg_color;
-  background-color: transparent;
-
-  .separator,
-  .separator:backdrop { @extend .separator; }
-
-  .image { // icons color
-    color: mix($fg_color, $sidebar_bg_color, 70%);
-
-    &:selected {
-      color: mix($selected_fg_color, $selected_bg_color, 90%);
-
-      &:backdrop { color: mix($backdrop_selected_fg_color, $selected_bg_color, 90%); }
-    }
+  $_placesidebar_icons_opacity: 0.7;
 
-    &:insensitive { color: mix($insensitive_fg_color, $sidebar_bg_color, 70%); }
+  SidebarRow { padding: 0px 8px; }
 
-    &:backdrop {
-      color: mix($backdrop_fg_color, $sidebar_bg_color, 70%);
+  .dnd {
+    box-shadow: inset 0px 0px 0px 1px mix($fg_color, $selected_bg_color, 50%);
+  }
 
-      &:insensitive { color: mix($backdrop_insensitive_color, $sidebar_bg_color, 70%); }
-    }
+  // Using margins/padding directly in the SidebarRow
+  // will make the animation of the new bookmark row jump
+  .sidebar-revealer {
+    padding: 3px 0px;
   }
 
-  &:insensitive { color: $insensitive_fg_color; }
+  .sidebar-icon {
+    padding-left: 8px;
+    padding-right: 8px;
+    opacity: $_placesidebar_icons_opacity; // dim the device icons
+  }
 
-  &:backdrop {
-    color: $backdrop_fg_color;
+  @at-root .sidebar-button.button { // @at-root needded to not change the specificity making button styling 
inheritance broken
+                                    // so istead of "GtkPlacesSidebar.sidebar .sidebar-button.button" 
[specificity 0,0,3,1]
+                                    // the extended selector ".sidebar-button.button" [specificity 0,0,2,0]
 
-    &:insensitive { color: $backdrop_insensitive_color; }
-  }
+    &.image-button { padding: 4px; }
 
-  &:selected {
-    @extend %selected_items;
+    @extend .button.flat;
+    border-radius: 100%;
+    outline-radius: 100%;
+/*    &:hover:not(:active):not(:backdrop) {
+      background-image: none;
+      background-color: gtkalpha(currentColor, 0.1);
+      border-color: transparentize($borders_color, 1);
+      box-shadow: inset 0 0 transparentize(white, 1);
+      icon-shadow: none;
+    } */
+    &:not(:hover):not(:active) > GtkImage,
+    &:backdrop > GtkImage { opacity: $_placesidebar_icons_opacity };
   }
 }
 
-
 .sidebar-item {
   padding: 10px 4px;
   > .label {
diff --git a/gtk/theme/Adwaita/gtk-contained-dark.css b/gtk/theme/Adwaita/gtk-contained-dark.css
index 95e0cb8..0e07882 100644
--- a/gtk/theme/Adwaita/gtk-contained-dark.css
+++ b/gtk/theme/Adwaita/gtk-contained-dark.css
@@ -36,7 +36,7 @@
   .background:backdrop {
     text-shadow: none;
     icon-shadow: none;
-    color: #939695;
+    color: #949796;
     background-color: #393f3f; }
 
 /*
@@ -58,8 +58,8 @@
     background-color: #212424;
     color: #eeeeec; }
   .gtkstyle-fallback:insensitive {
-    background-color: #323636;
-    color: #939695; }
+    background-color: #333636;
+    color: #949796; }
   .gtkstyle-fallback:selected {
     background-color: #215d9c;
     color: #ffffff; }
@@ -68,7 +68,7 @@
   color: white;
   background-color: #292929; }
   .view:backdrop {
-    color: #d4d4d4;
+    color: #d5d5d5;
     background-color: #2c2c2c; }
   .view:selected, GtkCalendar:selected {
     border-radius: 3px; }
@@ -77,16 +77,16 @@
   border: 1px solid #215d9c;
   background-color: rgba(33, 93, 156, 0.2); }
 
-.label.separator, GtkPlacesSidebar.sidebar .view .label.separator {
+.label.separator {
   color: #eeeeec; }
-  .label.separator:backdrop, GtkPlacesSidebar.sidebar .view .label.separator:backdrop {
-    color: #939695; }
+  .label.separator:backdrop {
+    color: #949796; }
 .label:insensitive {
-  color: #939695; }
+  color: #949796; }
   .label:insensitive:backdrop {
     color: #5d6767; }
 
-.dim-label, .label.separator, GtkPlacesSidebar.sidebar .view .label.separator, .titlebar .subtitle,
+.dim-label, .label.separator, .titlebar .subtitle,
 .header-bar .subtitle {
   opacity: 0.55;
   text-shadow: none; }
@@ -100,18 +100,18 @@ GtkAssistant .sidebar {
     border-left: 1px solid #1c1f1f; }
   GtkAssistant .sidebar:backdrop {
     background-color: #2c2c2c;
-    border-color: #1e2222; }
+    border-color: #1f2222; }
 GtkAssistant.csd .sidebar {
   border-top-style: none; }
 GtkAssistant .sidebar .label {
   padding: 6px 12px; }
 GtkAssistant .sidebar .label.highlight {
-  background-color: #5d6261; }
+  background-color: #5d6262; }
 
 GtkTextView {
   background-color: #313434; }
   GtkTextView:backdrop {
-    background-color: #323535; }
+    background-color: #333636; }
 
 .grid-child {
   padding: 3px;
@@ -158,7 +158,7 @@ GtkTextView {
   border-radius: 3px;
   transition: all 200ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
   background-color: transparent;
-  background-image: linear-gradient(to bottom, #1c1f1f, #232525 3px, #292929 90%);
+  background-image: linear-gradient(to bottom, #1d2020, #242525 3px, #292929 90%);
   color: white;
   border-color: #1c1f1f;
   box-shadow: inset 0 0 0 1px rgba(33, 93, 156, 0), 0 1px rgba(238, 238, 236, 0.1); }
@@ -169,7 +169,7 @@ GtkTextView {
   .entry.flat, .entry.flat:focus {
     padding: 2px;
     background-color: transparent;
-    background-image: linear-gradient(to bottom, #1c1f1f, #232525 3px, #292929 90%);
+    background-image: linear-gradient(to bottom, #1d2020, #242525 3px, #292929 90%);
     color: white;
     border-color: #1c1f1f;
     box-shadow: inset 0 0 0 1px rgba(33, 93, 156, 0);
@@ -177,29 +177,29 @@ GtkTextView {
     border-radius: 0; }
   .entry:focus {
     background-color: transparent;
-    background-image: linear-gradient(to bottom, #1c1f1f, #232525 3px, #292929 90%);
+    background-image: linear-gradient(to bottom, #1d2020, #242525 3px, #292929 90%);
     box-shadow: inset 0 0 0 1px #215d9c, 0 1px rgba(238, 238, 236, 0.1);
     border-color: #0f2b48; }
   .entry:insensitive {
     background-color: transparent;
-    background-image: linear-gradient(to bottom, #1c1f1f, #232525 3px, #292929 90%);
-    color: #939695;
+    background-image: linear-gradient(to bottom, #1d2020, #242525 3px, #292929 90%);
+    color: #949796;
     border-color: #1c1f1f;
-    background-image: linear-gradient(to bottom, #323636);
+    background-image: linear-gradient(to bottom, #333636);
     box-shadow: 0 1px rgba(238, 238, 236, 0.1); }
   .entry:backdrop {
     background-color: transparent;
-    background-image: linear-gradient(to bottom, #1c1f1f, #232525 3px, #292929 90%);
-    color: #d4d4d4;
-    border-color: #1e2222;
+    background-image: linear-gradient(to bottom, #1d2020, #242525 3px, #292929 90%);
+    color: #d5d5d5;
+    border-color: #1f2222;
     background-image: linear-gradient(to bottom, #2c2c2c);
     box-shadow: 0 1px rgba(238, 238, 236, 0); }
   .entry:backdrop:insensitive {
     background-color: transparent;
-    background-image: linear-gradient(to bottom, #1c1f1f, #232525 3px, #292929 90%);
+    background-image: linear-gradient(to bottom, #1d2020, #242525 3px, #292929 90%);
     color: #5d6767;
-    border-color: #1e2222;
-    background-image: linear-gradient(to bottom, #323636);
+    border-color: #1f2222;
+    background-image: linear-gradient(to bottom, #333636);
     box-shadow: 0 1px rgba(238, 238, 236, 0); }
   .entry.progressbar {
     margin: 1px;
@@ -230,7 +230,7 @@ GtkTextView {
     border-color: #1a0000; }
     .entry.error:focus {
       background-color: transparent;
-      background-image: linear-gradient(to bottom, #1c1f1f, #232525 3px, #292929 90%);
+      background-image: linear-gradient(to bottom, #1d2020, #242525 3px, #292929 90%);
       box-shadow: inset 0 0 0 1px #cc0000, 0 1px rgba(238, 238, 236, 0.1);
       border-color: #1a0000; }
     .entry.error:selected, .entry.error:selected:focus {
@@ -240,22 +240,22 @@ GtkTextView {
     border-color: #432100; }
     .entry.warning:focus {
       background-color: transparent;
-      background-image: linear-gradient(to bottom, #1c1f1f, #232525 3px, #292929 90%);
+      background-image: linear-gradient(to bottom, #1d2020, #242525 3px, #292929 90%);
       box-shadow: inset 0 0 0 1px #f57900, 0 1px rgba(238, 238, 236, 0.1);
       border-color: #432100; }
     .entry.warning:selected, .entry.warning:selected:focus {
       background-color: #f57900; }
   .entry.image {
-    color: #c6c6c5; }
+    color: #c7c7c5; }
     .entry.image:hover {
       color: #eeeeec; }
     .entry.image:active {
       color: #215d9c; }
     .entry.image:backdrop {
-      color: #7e8080; }
+      color: #7f8281; }
   .osd .entry {
     background-color: transparent;
-    background-image: linear-gradient(to bottom, #1c1f1f, #232525 3px, #292929 90%);
+    background-image: linear-gradient(to bottom, #1d2020, #242525 3px, #292929 90%);
     color: white;
     border-color: rgba(0, 0, 0, 0.7);
     background-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.5));
@@ -265,7 +265,7 @@ GtkTextView {
     icon-shadow: 0 1px black; }
     .osd .entry:focus {
       background-color: transparent;
-      background-image: linear-gradient(to bottom, #1c1f1f, #232525 3px, #292929 90%);
+      background-image: linear-gradient(to bottom, #1d2020, #242525 3px, #292929 90%);
       color: white;
       border-color: #215d9c;
       background-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.5));
@@ -275,7 +275,7 @@ GtkTextView {
       icon-shadow: 0 1px black; }
     .osd .entry:backdrop {
       background-color: transparent;
-      background-image: linear-gradient(to bottom, #1c1f1f, #232525 3px, #292929 90%);
+      background-image: linear-gradient(to bottom, #1d2020, #242525 3px, #292929 90%);
       color: white;
       border-color: rgba(0, 0, 0, 0.7);
       background-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.5));
@@ -285,10 +285,10 @@ GtkTextView {
       icon-shadow: none; }
     .osd .entry:insensitive {
       background-color: transparent;
-      background-image: linear-gradient(to bottom, #1c1f1f, #232525 3px, #292929 90%);
-      color: #878989;
+      background-image: linear-gradient(to bottom, #1d2020, #242525 3px, #292929 90%);
+      color: #878a89;
       border-color: rgba(0, 0, 0, 0.7);
-      background-image: linear-gradient(to bottom, rgba(52, 57, 57, 0.5));
+      background-image: linear-gradient(to bottom, rgba(53, 57, 58, 0.5));
       background-clip: padding-box;
       box-shadow: none;
       text-shadow: none;
@@ -302,7 +302,7 @@ GtkTextView {
   border-top-color: #252626;
   background-image: linear-gradient(to bottom, #292929); }
   .linked.vertical > .entry:not(:insensitive) + .entry:not(:insensitive):backdrop {
-    border-top-color: #272929;
+    border-top-color: #282929;
     background-image: linear-gradient(to bottom, #2c2c2c); }
 .linked.vertical > .entry + .entry:focus:not(:last-child) {
   border-top-color: #0f2b48;
@@ -336,7 +336,7 @@ GtkTextView {
   text-shadow: 0 -1px rgba(0, 0, 0, 0.81176);
   icon-shadow: 0 -1px rgba(0, 0, 0, 0.81176);
   box-shadow: inset 0 1px rgba(255, 255, 255, 0.1), 0 1px rgba(238, 238, 236, 0.1); }
-  .button.flat, .header-bar .titlebutton.button,
+  .button.flat, .sidebar-button.button, .header-bar .titlebutton.button,
   .titlebar .titlebutton.button {
     border-color: transparent;
     background-color: transparent;
@@ -345,11 +345,11 @@ GtkTextView {
     text-shadow: none;
     icon-shadow: none;
     transition: none; }
-    .button.flat:hover, .header-bar .titlebutton.button:hover,
+    .button.flat:hover, .sidebar-button.button:hover, .header-bar .titlebutton.button:hover,
     .titlebar .titlebutton.button:hover {
       transition: all 200ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
       transition-duration: 500ms; }
-      .button.flat:hover:active, .header-bar .titlebutton.button:hover:active,
+      .button.flat:hover:active, .sidebar-button.button:hover:active, .header-bar 
.titlebutton.button:hover:active,
       .titlebar .titlebutton.button:hover:active {
         transition: all 200ms cubic-bezier(0.25, 0.46, 0.45, 0.94); }
   .button:hover, .header-bar .button.titlebutton:hover,
@@ -374,50 +374,50 @@ GtkTextView {
     box-shadow: inset 0 1px rgba(0, 0, 0, 0.07), inset 0 2px 1px -2px rgba(0, 0, 0, 0.6), 0 1px rgba(238, 
238, 236, 0.1);
     transition-duration: 50ms; }
   .button:backdrop, .header-bar .button.titlebutton:backdrop,
-  .titlebar .button.titlebutton:backdrop, .button.flat:backdrop, .header-bar .titlebutton.button:backdrop,
+  .titlebar .button.titlebutton:backdrop, .button.flat:backdrop, .sidebar-button.button:backdrop, 
.header-bar .titlebutton.button:backdrop,
   .titlebar .titlebutton.button:backdrop {
-    color: #939695;
-    border-color: #1e2222;
+    color: #949796;
+    border-color: #1f2222;
     background-image: linear-gradient(to bottom, #393f3f);
     text-shadow: none;
     icon-shadow: none;
     box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0);
     -gtk-image-effect: none; }
-    .button:backdrop:active, .button:backdrop:checked, .button.flat:backdrop:active, .header-bar 
.titlebutton.button:backdrop:active,
-    .titlebar .titlebutton.button:backdrop:active, .button.flat:backdrop:checked, .header-bar 
.titlebutton.button:backdrop:checked,
+    .button:backdrop:active, .button:backdrop:checked, .button.flat:backdrop:active, 
.sidebar-button.button:backdrop:active, .header-bar .titlebutton.button:backdrop:active,
+    .titlebar .titlebutton.button:backdrop:active, .button.flat:backdrop:checked, 
.sidebar-button.button:backdrop:checked, .header-bar .titlebutton.button:backdrop:checked,
     .titlebar .titlebutton.button:backdrop:checked {
-      color: #939695;
-      border-color: #1e2222;
-      background-image: linear-gradient(to bottom, #2f3434);
+      color: #949796;
+      border-color: #1f2222;
+      background-image: linear-gradient(to bottom, #303535);
       box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0); }
-    .button:backdrop:insensitive, .button.flat:backdrop:insensitive, .header-bar 
.titlebutton.button:backdrop:insensitive,
+    .button:backdrop:insensitive, .button.flat:backdrop:insensitive, 
.sidebar-button.button:backdrop:insensitive, .header-bar .titlebutton.button:backdrop:insensitive,
     .titlebar .titlebutton.button:backdrop:insensitive {
       color: #5d6767;
-      border-color: #1e2222;
-      background-image: linear-gradient(to bottom, #323636);
+      border-color: #1f2222;
+      background-image: linear-gradient(to bottom, #333636);
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0); }
       .button:backdrop:insensitive > .label, .header-bar .button.titlebutton:backdrop:insensitive > .label,
-      .titlebar .button.titlebutton:backdrop:insensitive > .label, .button.flat:backdrop:insensitive > 
.label, .header-bar .titlebutton.button:backdrop:insensitive > .label,
+      .titlebar .button.titlebutton:backdrop:insensitive > .label, .button.flat:backdrop:insensitive > 
.label, .sidebar-button.button:backdrop:insensitive > .label, .header-bar 
.titlebutton.button:backdrop:insensitive > .label,
       .titlebar .titlebutton.button:backdrop:insensitive > .label {
         color: inherit; }
-    .button:backdrop:insensitive:active, .button:backdrop:insensitive:checked, 
.button.flat:backdrop:insensitive:active, .header-bar .titlebutton.button:backdrop:insensitive:active,
-    .titlebar .titlebutton.button:backdrop:insensitive:active, .button.flat:backdrop:insensitive:checked, 
.header-bar .titlebutton.button:backdrop:insensitive:checked,
+    .button:backdrop:insensitive:active, .button:backdrop:insensitive:checked, 
.button.flat:backdrop:insensitive:active, .sidebar-button.button:backdrop:insensitive:active, .header-bar 
.titlebutton.button:backdrop:insensitive:active,
+    .titlebar .titlebutton.button:backdrop:insensitive:active, .button.flat:backdrop:insensitive:checked, 
.sidebar-button.button:backdrop:insensitive:checked, .header-bar 
.titlebutton.button:backdrop:insensitive:checked,
     .titlebar .titlebutton.button:backdrop:insensitive:checked {
       color: #5d6767;
-      border-color: #1e2222;
-      background-image: linear-gradient(to bottom, #262929);
+      border-color: #1f2222;
+      background-image: linear-gradient(to bottom, #272929);
       box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0); }
       .button:backdrop:insensitive:active > .label, .header-bar 
.button.titlebutton:backdrop:insensitive:active > .label,
       .titlebar .button.titlebutton:backdrop:insensitive:active > .label, 
.button:backdrop:insensitive:checked > .label, .header-bar .button.titlebutton:backdrop:insensitive:checked > 
.label,
-      .titlebar .button.titlebutton:backdrop:insensitive:checked > .label, 
.button.flat:backdrop:insensitive:active > .label, .header-bar 
.titlebutton.button:backdrop:insensitive:active > .label,
-      .titlebar .titlebutton.button:backdrop:insensitive:active > .label, 
.button.flat:backdrop:insensitive:checked > .label, .header-bar 
.titlebutton.button:backdrop:insensitive:checked > .label,
+      .titlebar .button.titlebutton:backdrop:insensitive:checked > .label, 
.button.flat:backdrop:insensitive:active > .label, .sidebar-button.button:backdrop:insensitive:active > 
.label, .header-bar .titlebutton.button:backdrop:insensitive:active > .label,
+      .titlebar .titlebutton.button:backdrop:insensitive:active > .label, 
.button.flat:backdrop:insensitive:checked > .label, .sidebar-button.button:backdrop:insensitive:checked > 
.label, .header-bar .titlebutton.button:backdrop:insensitive:checked > .label,
       .titlebar .titlebutton.button:backdrop:insensitive:checked > .label {
         color: inherit; }
-  .button.flat:backdrop, .header-bar .titlebutton.button:backdrop,
-  .titlebar .titlebutton.button:backdrop, .button.flat:insensitive, .header-bar 
.titlebutton.button:insensitive,
-  .titlebar .titlebutton.button:insensitive, .button.flat:backdrop:insensitive, .header-bar 
.titlebutton.button:backdrop:insensitive,
+  .button.flat:backdrop, .sidebar-button.button:backdrop, .header-bar .titlebutton.button:backdrop,
+  .titlebar .titlebutton.button:backdrop, .button.flat:insensitive, .sidebar-button.button:insensitive, 
.header-bar .titlebutton.button:insensitive,
+  .titlebar .titlebutton.button:insensitive, .button.flat:backdrop:insensitive, 
.sidebar-button.button:backdrop:insensitive, .header-bar .titlebutton.button:backdrop:insensitive,
   .titlebar .titlebutton.button:backdrop:insensitive {
     border-color: transparent;
     background-color: transparent;
@@ -427,9 +427,9 @@ GtkTextView {
     icon-shadow: none; }
   .button:insensitive, .header-bar .button.titlebutton:insensitive,
   .titlebar .button.titlebutton:insensitive {
-    color: #939695;
+    color: #949796;
     border-color: #1c1f1f;
-    background-image: linear-gradient(to bottom, #323636);
+    background-image: linear-gradient(to bottom, #333636);
     text-shadow: none;
     icon-shadow: none;
     box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0.1); }
@@ -437,9 +437,9 @@ GtkTextView {
     .titlebar .button.titlebutton:insensitive > .label {
       color: inherit; }
     .button:insensitive:active, .button:insensitive:checked {
-      color: #939695;
+      color: #949796;
       border-color: #1c1f1f;
-      background-image: linear-gradient(to bottom, #2f3333, #323636);
+      background-image: linear-gradient(to bottom, #313434, #333636);
       box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0.1); }
       .button:insensitive:active > .label, .header-bar .button.titlebutton:insensitive:active > .label,
       .titlebar .button.titlebutton:insensitive:active > .label, .button:insensitive:checked > .label, 
.header-bar .button.titlebutton:insensitive:checked > .label,
@@ -486,9 +486,9 @@ GtkTextView {
       border: none;
       box-shadow: none; }
     .button.osd:insensitive, .button.osd:backdrop:insensitive {
-      color: #878989;
+      color: #878a89;
       border-color: rgba(0, 0, 0, 0.7);
-      background-image: linear-gradient(to bottom, rgba(52, 57, 57, 0.5));
+      background-image: linear-gradient(to bottom, rgba(53, 57, 58, 0.5));
       background-clip: padding-box;
       box-shadow: none;
       text-shadow: none;
@@ -549,9 +549,9 @@ GtkTextView {
       icon-shadow: none;
       outline-color: rgba(238, 238, 236, 0.3); }
     .osd .button:insensitive, .osd .button:backdrop:insensitive {
-      color: #878989;
+      color: #878a89;
       border-color: rgba(0, 0, 0, 0.7);
-      background-image: linear-gradient(to bottom, rgba(52, 57, 57, 0.5));
+      background-image: linear-gradient(to bottom, rgba(53, 57, 58, 0.5));
       background-clip: padding-box;
       box-shadow: none;
       text-shadow: none;
@@ -564,7 +564,7 @@ GtkTextView {
       box-shadow: none;
       text-shadow: none;
       icon-shadow: none; }
-    .osd .button.flat, .osd .header-bar .titlebutton.button, .header-bar .osd .titlebutton.button,
+    .osd .button.flat, .osd .sidebar-button.button, .osd .header-bar .titlebutton.button, .header-bar .osd 
.titlebutton.button,
     .osd .titlebar .titlebutton.button,
     .titlebar .osd .titlebutton.button {
       border-color: transparent;
@@ -576,7 +576,7 @@ GtkTextView {
       box-shadow: none;
       text-shadow: 0 1px black;
       icon-shadow: 0 1px black; }
-      .osd .button.flat:hover, .osd .header-bar .titlebutton.button:hover, .header-bar .osd 
.titlebutton.button:hover,
+      .osd .button.flat:hover, .osd .sidebar-button.button:hover, .osd .header-bar 
.titlebutton.button:hover, .header-bar .osd .titlebutton.button:hover,
       .osd .titlebar .titlebutton.button:hover,
       .titlebar .osd .titlebutton.button:hover {
         color: white;
@@ -590,12 +590,12 @@ GtkTextView {
         background-clip: padding-box;
         border-color: transparent;
         box-shadow: none; }
-      .osd .button.flat:insensitive, .osd .header-bar .titlebutton.button:insensitive, .header-bar .osd 
.titlebutton.button:insensitive,
+      .osd .button.flat:insensitive, .osd .sidebar-button.button:insensitive, .osd .header-bar 
.titlebutton.button:insensitive, .header-bar .osd .titlebutton.button:insensitive,
       .osd .titlebar .titlebutton.button:insensitive,
       .titlebar .osd .titlebutton.button:insensitive {
-        color: #878989;
+        color: #878a89;
         border-color: rgba(0, 0, 0, 0.7);
-        background-image: linear-gradient(to bottom, rgba(52, 57, 57, 0.5));
+        background-image: linear-gradient(to bottom, rgba(53, 57, 58, 0.5));
         background-clip: padding-box;
         box-shadow: none;
         text-shadow: none;
@@ -603,7 +603,7 @@ GtkTextView {
         background-image: none;
         border-color: transparent;
         box-shadow: none; }
-      .osd .button.flat:backdrop, .osd .header-bar .titlebutton.button:backdrop, .header-bar .osd 
.titlebutton.button:backdrop,
+      .osd .button.flat:backdrop, .osd .sidebar-button.button:backdrop, .osd .header-bar 
.titlebutton.button:backdrop, .header-bar .osd .titlebutton.button:backdrop,
       .osd .titlebar .titlebutton.button:backdrop,
       .titlebar .osd .titlebutton.button:backdrop {
         border-color: transparent;
@@ -612,9 +612,9 @@ GtkTextView {
         box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0);
         text-shadow: none;
         icon-shadow: none; }
-      .osd .button.flat:active, .osd .header-bar .titlebutton.button:active, .header-bar .osd 
.titlebutton.button:active,
+      .osd .button.flat:active, .osd .sidebar-button.button:active, .osd .header-bar 
.titlebutton.button:active, .header-bar .osd .titlebutton.button:active,
       .osd .titlebar .titlebutton.button:active,
-      .titlebar .osd .titlebutton.button:active, .osd .button.flat:checked, .osd .header-bar 
.titlebutton.button:checked, .header-bar .osd .titlebutton.button:checked,
+      .titlebar .osd .titlebutton.button:active, .osd .button.flat:checked, .osd 
.sidebar-button.button:checked, .osd .header-bar .titlebutton.button:checked, .header-bar .osd 
.titlebutton.button:checked,
       .osd .titlebar .titlebutton.button:checked,
       .titlebar .osd .titlebutton.button:checked {
         color: white;
@@ -637,7 +637,7 @@ GtkTextView {
     text-shadow: 0 -1px rgba(0, 0, 0, 0.70353);
     icon-shadow: 0 -1px rgba(0, 0, 0, 0.70353);
     box-shadow: inset 0 1px rgba(255, 255, 255, 0.1), 0 1px rgba(238, 238, 236, 0.1); }
-    .button.suggested-action.flat, .header-bar .suggested-action.titlebutton.button,
+    .button.suggested-action.flat, .suggested-action.sidebar-button.button, .header-bar 
.suggested-action.titlebutton.button,
     .titlebar .suggested-action.titlebutton.button {
       border-color: transparent;
       background-color: transparent;
@@ -662,49 +662,49 @@ GtkTextView {
       text-shadow: 0 -1px rgba(0, 0, 0, 0.78353);
       icon-shadow: 0 -1px rgba(0, 0, 0, 0.78353);
       box-shadow: inset 0 1px rgba(0, 0, 0, 0.07), inset 0 2px 1px -2px rgba(0, 0, 0, 0.6), 0 1px rgba(238, 
238, 236, 0.1); }
-    .button.suggested-action:backdrop, .button.suggested-action.flat:backdrop, .header-bar 
.suggested-action.titlebutton.button:backdrop,
+    .button.suggested-action:backdrop, .button.suggested-action.flat:backdrop, 
.suggested-action.sidebar-button.button:backdrop, .header-bar .suggested-action.titlebutton.button:backdrop,
     .titlebar .suggested-action.titlebutton.button:backdrop {
-      color: #d2deeb;
+      color: #d3dfeb;
       border-color: #0b1e33;
       background-image: linear-gradient(to bottom, #215d9c);
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0); }
-      .button.suggested-action:backdrop:active, .button.suggested-action:backdrop:checked, 
.button.suggested-action.flat:backdrop:active, .header-bar 
.suggested-action.titlebutton.button:backdrop:active,
-      .titlebar .suggested-action.titlebutton.button:backdrop:active, 
.button.suggested-action.flat:backdrop:checked, .header-bar 
.suggested-action.titlebutton.button:backdrop:checked,
+      .button.suggested-action:backdrop:active, .button.suggested-action:backdrop:checked, 
.button.suggested-action.flat:backdrop:active, .suggested-action.sidebar-button.button:backdrop:active, 
.header-bar .suggested-action.titlebutton.button:backdrop:active,
+      .titlebar .suggested-action.titlebutton.button:backdrop:active, 
.button.suggested-action.flat:backdrop:checked, .suggested-action.sidebar-button.button:backdrop:checked, 
.header-bar .suggested-action.titlebutton.button:backdrop:checked,
       .titlebar .suggested-action.titlebutton.button:backdrop:checked {
-        color: #d0d9e2;
+        color: #d1dae3;
         border-color: #0b1e33;
         background-image: linear-gradient(to bottom, #184472);
         box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0); }
-      .button.suggested-action:backdrop:insensitive, .button.suggested-action.flat:backdrop:insensitive, 
.header-bar .suggested-action.titlebutton.button:backdrop:insensitive,
+      .button.suggested-action:backdrop:insensitive, .button.suggested-action.flat:backdrop:insensitive, 
.suggested-action.sidebar-button.button:backdrop:insensitive, .header-bar 
.suggested-action.titlebutton.button:backdrop:insensitive,
       .titlebar .suggested-action.titlebutton.button:backdrop:insensitive {
         color: #5d6767;
-        border-color: #1e2222;
-        background-image: linear-gradient(to bottom, #323636);
+        border-color: #1f2222;
+        background-image: linear-gradient(to bottom, #333636);
         text-shadow: none;
         icon-shadow: none;
         box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0); }
         .button.suggested-action:backdrop:insensitive > .label, .header-bar 
.suggested-action.button.titlebutton:backdrop:insensitive > .label,
-        .titlebar .suggested-action.button.titlebutton:backdrop:insensitive > .label, 
.button.suggested-action.flat:backdrop:insensitive > .label, .header-bar 
.suggested-action.titlebutton.button:backdrop:insensitive > .label,
+        .titlebar .suggested-action.button.titlebutton:backdrop:insensitive > .label, 
.button.suggested-action.flat:backdrop:insensitive > .label, 
.suggested-action.sidebar-button.button:backdrop:insensitive > .label, .header-bar 
.suggested-action.titlebutton.button:backdrop:insensitive > .label,
         .titlebar .suggested-action.titlebutton.button:backdrop:insensitive > .label {
           color: inherit; }
-        .button.suggested-action:backdrop:insensitive:active, 
.button.suggested-action:backdrop:insensitive:checked, 
.button.suggested-action.flat:backdrop:insensitive:active, .header-bar 
.suggested-action.titlebutton.button:backdrop:insensitive:active,
-        .titlebar .suggested-action.titlebutton.button:backdrop:insensitive:active, 
.button.suggested-action.flat:backdrop:insensitive:checked, .header-bar 
.suggested-action.titlebutton.button:backdrop:insensitive:checked,
+        .button.suggested-action:backdrop:insensitive:active, 
.button.suggested-action:backdrop:insensitive:checked, 
.button.suggested-action.flat:backdrop:insensitive:active, 
.suggested-action.sidebar-button.button:backdrop:insensitive:active, .header-bar 
.suggested-action.titlebutton.button:backdrop:insensitive:active,
+        .titlebar .suggested-action.titlebutton.button:backdrop:insensitive:active, 
.button.suggested-action.flat:backdrop:insensitive:checked, 
.suggested-action.sidebar-button.button:backdrop:insensitive:checked, .header-bar 
.suggested-action.titlebutton.button:backdrop:insensitive:checked,
         .titlebar .suggested-action.titlebutton.button:backdrop:insensitive:checked {
-          color: #6c88a5;
+          color: #6c88a7;
           border-color: #0b1e33;
-          background-image: linear-gradient(to bottom, #1d4876);
+          background-image: linear-gradient(to bottom, #1d4877);
           box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0); }
           .button.suggested-action:backdrop:insensitive:active > .label, .header-bar 
.suggested-action.button.titlebutton:backdrop:insensitive:active > .label,
           .titlebar .suggested-action.button.titlebutton:backdrop:insensitive:active > .label, 
.button.suggested-action:backdrop:insensitive:checked > .label, .header-bar 
.suggested-action.button.titlebutton:backdrop:insensitive:checked > .label,
-          .titlebar .suggested-action.button.titlebutton:backdrop:insensitive:checked > .label, 
.button.suggested-action.flat:backdrop:insensitive:active > .label, .header-bar 
.suggested-action.titlebutton.button:backdrop:insensitive:active > .label,
-          .titlebar .suggested-action.titlebutton.button:backdrop:insensitive:active > .label, 
.button.suggested-action.flat:backdrop:insensitive:checked > .label, .header-bar 
.suggested-action.titlebutton.button:backdrop:insensitive:checked > .label,
+          .titlebar .suggested-action.button.titlebutton:backdrop:insensitive:checked > .label, 
.button.suggested-action.flat:backdrop:insensitive:active > .label, 
.suggested-action.sidebar-button.button:backdrop:insensitive:active > .label, .header-bar 
.suggested-action.titlebutton.button:backdrop:insensitive:active > .label,
+          .titlebar .suggested-action.titlebutton.button:backdrop:insensitive:active > .label, 
.button.suggested-action.flat:backdrop:insensitive:checked > .label, 
.suggested-action.sidebar-button.button:backdrop:insensitive:checked > .label, .header-bar 
.suggested-action.titlebutton.button:backdrop:insensitive:checked > .label,
           .titlebar .suggested-action.titlebutton.button:backdrop:insensitive:checked > .label {
             color: inherit; }
-    .button.suggested-action.flat:backdrop, .header-bar .suggested-action.titlebutton.button:backdrop,
-    .titlebar .suggested-action.titlebutton.button:backdrop, .button.suggested-action.flat:insensitive, 
.header-bar .suggested-action.titlebutton.button:insensitive,
-    .titlebar .suggested-action.titlebutton.button:insensitive, 
.button.suggested-action.flat:backdrop:insensitive, .header-bar 
.suggested-action.titlebutton.button:backdrop:insensitive,
+    .button.suggested-action.flat:backdrop, .suggested-action.sidebar-button.button:backdrop, .header-bar 
.suggested-action.titlebutton.button:backdrop,
+    .titlebar .suggested-action.titlebutton.button:backdrop, .button.suggested-action.flat:insensitive, 
.suggested-action.sidebar-button.button:insensitive, .header-bar 
.suggested-action.titlebutton.button:insensitive,
+    .titlebar .suggested-action.titlebutton.button:insensitive, 
.button.suggested-action.flat:backdrop:insensitive, 
.suggested-action.sidebar-button.button:backdrop:insensitive, .header-bar 
.suggested-action.titlebutton.button:backdrop:insensitive,
     .titlebar .suggested-action.titlebutton.button:backdrop:insensitive {
       border-color: transparent;
       background-color: transparent;
@@ -714,9 +714,9 @@ GtkTextView {
       icon-shadow: none;
       color: rgba(33, 93, 156, 0.8); }
     .button.suggested-action:insensitive {
-      color: #939695;
+      color: #949796;
       border-color: #1c1f1f;
-      background-image: linear-gradient(to bottom, #323636);
+      background-image: linear-gradient(to bottom, #333636);
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0.1); }
@@ -724,9 +724,9 @@ GtkTextView {
       .titlebar .suggested-action.button.titlebutton:insensitive > .label {
         color: inherit; }
       .button.suggested-action:insensitive:active, .button.suggested-action:insensitive:checked {
-        color: #a4b5c8;
+        color: #a5b6c9;
         border-color: #0b1e33;
-        background-image: linear-gradient(to bottom, #1b436f, #1d4876);
+        background-image: linear-gradient(to bottom, #1b4470, #1d4877);
         box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0.1); }
         .button.suggested-action:insensitive:active > .label, .header-bar 
.suggested-action.button.titlebutton:insensitive:active > .label,
         .titlebar .suggested-action.button.titlebutton:insensitive:active > .label, 
.button.suggested-action:insensitive:checked > .label, .header-bar 
.suggested-action.button.titlebutton:insensitive:checked > .label,
@@ -760,9 +760,9 @@ GtkTextView {
         icon-shadow: none;
         outline-color: rgba(238, 238, 236, 0.3); }
       .osd .button.suggested-action:insensitive, .osd .button.suggested-action:backdrop:insensitive {
-        color: #878989;
+        color: #878a89;
         border-color: rgba(0, 0, 0, 0.7);
-        background-image: linear-gradient(to bottom, rgba(52, 57, 57, 0.5));
+        background-image: linear-gradient(to bottom, rgba(53, 57, 58, 0.5));
         background-clip: padding-box;
         box-shadow: none;
         text-shadow: none;
@@ -784,7 +784,7 @@ GtkTextView {
     text-shadow: 0 -1px rgba(0, 0, 0, 0.64078);
     icon-shadow: 0 -1px rgba(0, 0, 0, 0.64078);
     box-shadow: inset 0 1px rgba(255, 255, 255, 0.3), 0 1px rgba(238, 238, 236, 0.1); }
-    .button.destructive-action.flat, .header-bar .destructive-action.titlebutton.button,
+    .button.destructive-action.flat, .destructive-action.sidebar-button.button, .header-bar 
.destructive-action.titlebutton.button,
     .titlebar .destructive-action.titlebutton.button {
       border-color: transparent;
       background-color: transparent;
@@ -809,49 +809,49 @@ GtkTextView {
       text-shadow: 0 -1px rgba(0, 0, 0, 0.72078);
       icon-shadow: 0 -1px rgba(0, 0, 0, 0.72078);
       box-shadow: inset 0 1px rgba(0, 0, 0, 0.07), inset 0 2px 1px -2px rgba(0, 0, 0, 0.6), 0 1px rgba(238, 
238, 236, 0.1); }
-    .button.destructive-action:backdrop, .button.destructive-action.flat:backdrop, .header-bar 
.destructive-action.titlebutton.button:backdrop,
+    .button.destructive-action:backdrop, .button.destructive-action.flat:backdrop, 
.destructive-action.sidebar-button.button:backdrop, .header-bar 
.destructive-action.titlebutton.button:backdrop,
     .titlebar .destructive-action.titlebutton.button:backdrop {
-      color: #f6cfcf;
+      color: #f7cfcf;
       border-color: #5e0707;
       background-image: linear-gradient(to bottom, #d51010);
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0); }
-      .button.destructive-action:backdrop:active, .button.destructive-action:backdrop:checked, 
.button.destructive-action.flat:backdrop:active, .header-bar 
.destructive-action.titlebutton.button:backdrop:active,
-      .titlebar .destructive-action.titlebutton.button:backdrop:active, 
.button.destructive-action.flat:backdrop:checked, .header-bar 
.destructive-action.titlebutton.button:backdrop:checked,
+      .button.destructive-action:backdrop:active, .button.destructive-action:backdrop:checked, 
.button.destructive-action.flat:backdrop:active, .destructive-action.sidebar-button.button:backdrop:active, 
.header-bar .destructive-action.titlebutton.button:backdrop:active,
+      .titlebar .destructive-action.titlebutton.button:backdrop:active, 
.button.destructive-action.flat:backdrop:checked, .destructive-action.sidebar-button.button:backdrop:checked, 
.header-bar .destructive-action.titlebutton.button:backdrop:checked,
       .titlebar .destructive-action.titlebutton.button:backdrop:checked {
         color: #edcece;
         border-color: #5e0707;
         background-image: linear-gradient(to bottom, #a60c0c);
         box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0); }
-      .button.destructive-action:backdrop:insensitive, .button.destructive-action.flat:backdrop:insensitive, 
.header-bar .destructive-action.titlebutton.button:backdrop:insensitive,
+      .button.destructive-action:backdrop:insensitive, .button.destructive-action.flat:backdrop:insensitive, 
.destructive-action.sidebar-button.button:backdrop:insensitive, .header-bar 
.destructive-action.titlebutton.button:backdrop:insensitive,
       .titlebar .destructive-action.titlebutton.button:backdrop:insensitive {
         color: #5d6767;
-        border-color: #1e2222;
-        background-image: linear-gradient(to bottom, #323636);
+        border-color: #1f2222;
+        background-image: linear-gradient(to bottom, #333636);
         text-shadow: none;
         icon-shadow: none;
         box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0); }
         .button.destructive-action:backdrop:insensitive > .label, .header-bar 
.destructive-action.button.titlebutton:backdrop:insensitive > .label,
-        .titlebar .destructive-action.button.titlebutton:backdrop:insensitive > .label, 
.button.destructive-action.flat:backdrop:insensitive > .label, .header-bar 
.destructive-action.titlebutton.button:backdrop:insensitive > .label,
+        .titlebar .destructive-action.button.titlebutton:backdrop:insensitive > .label, 
.button.destructive-action.flat:backdrop:insensitive > .label, 
.destructive-action.sidebar-button.button:backdrop:insensitive > .label, .header-bar 
.destructive-action.titlebutton.button:backdrop:insensitive > .label,
         .titlebar .destructive-action.titlebutton.button:backdrop:insensitive > .label {
           color: inherit; }
-        .button.destructive-action:backdrop:insensitive:active, 
.button.destructive-action:backdrop:insensitive:checked, 
.button.destructive-action.flat:backdrop:insensitive:active, .header-bar 
.destructive-action.titlebutton.button:backdrop:insensitive:active,
-        .titlebar .destructive-action.titlebutton.button:backdrop:insensitive:active, 
.button.destructive-action.flat:backdrop:insensitive:checked, .header-bar 
.destructive-action.titlebutton.button:backdrop:insensitive:checked,
+        .button.destructive-action:backdrop:insensitive:active, 
.button.destructive-action:backdrop:insensitive:checked, 
.button.destructive-action.flat:backdrop:insensitive:active, 
.destructive-action.sidebar-button.button:backdrop:insensitive:active, .header-bar 
.destructive-action.titlebutton.button:backdrop:insensitive:active,
+        .titlebar .destructive-action.titlebutton.button:backdrop:insensitive:active, 
.button.destructive-action.flat:backdrop:insensitive:checked, 
.destructive-action.sidebar-button.button:backdrop:insensitive:checked, .header-bar 
.destructive-action.titlebutton.button:backdrop:insensitive:checked,
         .titlebar .destructive-action.titlebutton.button:backdrop:insensitive:checked {
-          color: #c36464;
+          color: #c46565;
           border-color: #5e0707;
-          background-image: linear-gradient(to bottom, #a41111);
+          background-image: linear-gradient(to bottom, #a41212);
           box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0); }
           .button.destructive-action:backdrop:insensitive:active > .label, .header-bar 
.destructive-action.button.titlebutton:backdrop:insensitive:active > .label,
           .titlebar .destructive-action.button.titlebutton:backdrop:insensitive:active > .label, 
.button.destructive-action:backdrop:insensitive:checked > .label, .header-bar 
.destructive-action.button.titlebutton:backdrop:insensitive:checked > .label,
-          .titlebar .destructive-action.button.titlebutton:backdrop:insensitive:checked > .label, 
.button.destructive-action.flat:backdrop:insensitive:active > .label, .header-bar 
.destructive-action.titlebutton.button:backdrop:insensitive:active > .label,
-          .titlebar .destructive-action.titlebutton.button:backdrop:insensitive:active > .label, 
.button.destructive-action.flat:backdrop:insensitive:checked > .label, .header-bar 
.destructive-action.titlebutton.button:backdrop:insensitive:checked > .label,
+          .titlebar .destructive-action.button.titlebutton:backdrop:insensitive:checked > .label, 
.button.destructive-action.flat:backdrop:insensitive:active > .label, 
.destructive-action.sidebar-button.button:backdrop:insensitive:active > .label, .header-bar 
.destructive-action.titlebutton.button:backdrop:insensitive:active > .label,
+          .titlebar .destructive-action.titlebutton.button:backdrop:insensitive:active > .label, 
.button.destructive-action.flat:backdrop:insensitive:checked > .label, 
.destructive-action.sidebar-button.button:backdrop:insensitive:checked > .label, .header-bar 
.destructive-action.titlebutton.button:backdrop:insensitive:checked > .label,
           .titlebar .destructive-action.titlebutton.button:backdrop:insensitive:checked > .label {
             color: inherit; }
-    .button.destructive-action.flat:backdrop, .header-bar .destructive-action.titlebutton.button:backdrop,
-    .titlebar .destructive-action.titlebutton.button:backdrop, .button.destructive-action.flat:insensitive, 
.header-bar .destructive-action.titlebutton.button:insensitive,
-    .titlebar .destructive-action.titlebutton.button:insensitive, 
.button.destructive-action.flat:backdrop:insensitive, .header-bar 
.destructive-action.titlebutton.button:backdrop:insensitive,
+    .button.destructive-action.flat:backdrop, .destructive-action.sidebar-button.button:backdrop, 
.header-bar .destructive-action.titlebutton.button:backdrop,
+    .titlebar .destructive-action.titlebutton.button:backdrop, .button.destructive-action.flat:insensitive, 
.destructive-action.sidebar-button.button:insensitive, .header-bar 
.destructive-action.titlebutton.button:insensitive,
+    .titlebar .destructive-action.titlebutton.button:insensitive, 
.button.destructive-action.flat:backdrop:insensitive, 
.destructive-action.sidebar-button.button:backdrop:insensitive, .header-bar 
.destructive-action.titlebutton.button:backdrop:insensitive,
     .titlebar .destructive-action.titlebutton.button:backdrop:insensitive {
       border-color: transparent;
       background-color: transparent;
@@ -861,9 +861,9 @@ GtkTextView {
       icon-shadow: none;
       color: rgba(213, 16, 16, 0.8); }
     .button.destructive-action:insensitive {
-      color: #939695;
+      color: #949796;
       border-color: #1c1f1f;
-      background-image: linear-gradient(to bottom, #323636);
+      background-image: linear-gradient(to bottom, #333636);
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0.1); }
@@ -871,9 +871,9 @@ GtkTextView {
       .titlebar .destructive-action.button.titlebutton:insensitive > .label {
         color: inherit; }
       .button.destructive-action:insensitive:active, .button.destructive-action:insensitive:checked {
-        color: #da9f9f;
+        color: #dba0a0;
         border-color: #5e0707;
-        background-image: linear-gradient(to bottom, #9d1010, #a41111);
+        background-image: linear-gradient(to bottom, #9d1111, #a41212);
         box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0.1); }
         .button.destructive-action:insensitive:active > .label, .header-bar 
.destructive-action.button.titlebutton:insensitive:active > .label,
         .titlebar .destructive-action.button.titlebutton:insensitive:active > .label, 
.button.destructive-action:insensitive:checked > .label, .header-bar 
.destructive-action.button.titlebutton:insensitive:checked > .label,
@@ -907,9 +907,9 @@ GtkTextView {
         icon-shadow: none;
         outline-color: rgba(238, 238, 236, 0.3); }
       .osd .button.destructive-action:insensitive, .osd .button.destructive-action:backdrop:insensitive {
-        color: #878989;
+        color: #878a89;
         border-color: rgba(0, 0, 0, 0.7);
-        background-image: linear-gradient(to bottom, rgba(52, 57, 57, 0.5));
+        background-image: linear-gradient(to bottom, rgba(53, 57, 58, 0.5));
         background-clip: padding-box;
         box-shadow: none;
         text-shadow: none;
@@ -1011,9 +1011,9 @@ GtkTextView {
     box-shadow: inset 0 1px rgba(0, 0, 0, 0.07), inset 0 2px 1px -2px rgba(0, 0, 0, 0.6), 0 1px rgba(238, 
238, 236, 0.1); }
   .inline-toolbar GtkToolButton > .button:insensitive, .inline-toolbar .header-bar GtkToolButton > 
.button.titlebutton:insensitive,
   .inline-toolbar .titlebar GtkToolButton > .button.titlebutton:insensitive {
-    color: #939695;
+    color: #949796;
     border-color: #1c1f1f;
-    background-image: linear-gradient(to bottom, #323636);
+    background-image: linear-gradient(to bottom, #333636);
     text-shadow: none;
     icon-shadow: none;
     box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0.1); }
@@ -1022,16 +1022,16 @@ GtkTextView {
   .inline-toolbar GtkToolButton > .button:insensitive:active, .inline-toolbar .header-bar GtkToolButton > 
.button.titlebutton:insensitive:active,
   .inline-toolbar .titlebar GtkToolButton > .button.titlebutton:insensitive:active, .inline-toolbar 
GtkToolButton > .button:insensitive:checked, .inline-toolbar .header-bar GtkToolButton > 
.button.titlebutton:insensitive:checked,
   .inline-toolbar .titlebar GtkToolButton > .button.titlebutton:insensitive:checked {
-    color: #939695;
+    color: #949796;
     border-color: #1c1f1f;
-    background-image: linear-gradient(to bottom, #2f3333, #323636);
+    background-image: linear-gradient(to bottom, #313434, #333636);
     box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0.1); }
     .inline-toolbar GtkToolButton > .button:insensitive:active > .label, .inline-toolbar GtkToolButton > 
.button:insensitive:checked > .label {
       color: inherit; }
   .inline-toolbar GtkToolButton > .button:backdrop, .inline-toolbar .header-bar GtkToolButton > 
.button.titlebutton:backdrop,
   .inline-toolbar .titlebar GtkToolButton > .button.titlebutton:backdrop {
-    color: #939695;
-    border-color: #1e2222;
+    color: #949796;
+    border-color: #1f2222;
     background-image: linear-gradient(to bottom, #393f3f);
     text-shadow: none;
     icon-shadow: none;
@@ -1039,15 +1039,15 @@ GtkTextView {
   .inline-toolbar GtkToolButton > .button:backdrop:active, .inline-toolbar .header-bar GtkToolButton > 
.button.titlebutton:backdrop:active,
   .inline-toolbar .titlebar GtkToolButton > .button.titlebutton:backdrop:active, .inline-toolbar 
GtkToolButton > .button:backdrop:checked, .inline-toolbar .header-bar GtkToolButton > 
.button.titlebutton:backdrop:checked,
   .inline-toolbar .titlebar GtkToolButton > .button.titlebutton:backdrop:checked {
-    color: #939695;
-    border-color: #1e2222;
-    background-image: linear-gradient(to bottom, #2f3434);
+    color: #949796;
+    border-color: #1f2222;
+    background-image: linear-gradient(to bottom, #303535);
     box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0); }
   .inline-toolbar GtkToolButton > .button:backdrop:insensitive, .inline-toolbar .header-bar GtkToolButton > 
.button.titlebutton:backdrop:insensitive,
   .inline-toolbar .titlebar GtkToolButton > .button.titlebutton:backdrop:insensitive {
     color: #5d6767;
-    border-color: #1e2222;
-    background-image: linear-gradient(to bottom, #323636);
+    border-color: #1f2222;
+    background-image: linear-gradient(to bottom, #333636);
     text-shadow: none;
     icon-shadow: none;
     box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0); }
@@ -1057,19 +1057,23 @@ GtkTextView {
   .inline-toolbar .titlebar GtkToolButton > .button.titlebutton:backdrop:insensitive:active, .inline-toolbar 
GtkToolButton > .button:backdrop:insensitive:checked, .inline-toolbar .header-bar GtkToolButton > 
.button.titlebutton:backdrop:insensitive:checked,
   .inline-toolbar .titlebar GtkToolButton > .button.titlebutton:backdrop:insensitive:checked {
     color: #5d6767;
-    border-color: #1e2222;
-    background-image: linear-gradient(to bottom, #262929);
+    border-color: #1f2222;
+    background-image: linear-gradient(to bottom, #272929);
     box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0); }
     .inline-toolbar GtkToolButton > .button:backdrop:insensitive:active > .label, .inline-toolbar 
GtkToolButton > .button:backdrop:insensitive:checked > .label {
       color: inherit; }
 
-.inline-toolbar.toolbar GtkToolButton > .button.flat, .inline-toolbar GtkToolButton > .button.flat, 
.inline-toolbar.search-bar GtkToolButton > .button.flat, .inline-toolbar.location-bar GtkToolButton > 
.button.flat, .inline-toolbar .header-bar GtkToolButton > .button.titlebutton, .header-bar .inline-toolbar 
GtkToolButton > .button.titlebutton,
+.inline-toolbar.toolbar GtkToolButton > .button.flat, .inline-toolbar GtkToolButton > .button.flat, 
.inline-toolbar.search-bar GtkToolButton > .button.flat, .inline-toolbar.location-bar GtkToolButton > 
.button.flat, .inline-toolbar.toolbar GtkToolButton > .sidebar-button.button, .inline-toolbar GtkToolButton > 
.sidebar-button.button, .inline-toolbar.search-bar GtkToolButton > .sidebar-button.button, 
.inline-toolbar.location-bar GtkToolButton > .sidebar-button.button, .inline-toolbar .header-bar 
GtkToolButton > .button.titlebutton, .header-bar .inline-toolbar GtkToolButton > .button.titlebutton,
 .inline-toolbar .titlebar GtkToolButton > .button.titlebutton,
 .titlebar .inline-toolbar GtkToolButton > .button.titlebutton,
 .inline-toolbar.toolbar GtkToolButton:backdrop > .button.flat,
 .inline-toolbar GtkToolButton:backdrop > .button.flat,
 .inline-toolbar.search-bar GtkToolButton:backdrop > .button.flat,
 .inline-toolbar.location-bar GtkToolButton:backdrop > .button.flat,
+.inline-toolbar.toolbar GtkToolButton:backdrop > .sidebar-button.button,
+.inline-toolbar GtkToolButton:backdrop > .sidebar-button.button,
+.inline-toolbar.search-bar GtkToolButton:backdrop > .sidebar-button.button,
+.inline-toolbar.location-bar GtkToolButton:backdrop > .sidebar-button.button,
 .inline-toolbar .header-bar GtkToolButton:backdrop > .button.titlebutton,
 .header-bar .inline-toolbar GtkToolButton:backdrop > .button.titlebutton,
 .inline-toolbar .titlebar GtkToolButton:backdrop > .button.titlebutton,
@@ -1081,16 +1085,21 @@ GtkComboBox.combobox-entry .titlebar .button.titlebutton,
 .titlebar GtkComboBox.combobox-entry .button.titlebutton, GtkComboBox.combobox-entry .button:backdrop, 
.linked > GtkComboBox > .button:dir(ltr) {
   border-radius: 0;
   border-left-style: none; }
-  .inline-toolbar GtkToolButton > .button.flat:dir(rtl), .inline-toolbar .header-bar GtkToolButton > 
.button.titlebutton:dir(rtl), .header-bar .inline-toolbar GtkToolButton > .button.titlebutton:dir(rtl),
+  .inline-toolbar GtkToolButton > .button.flat:dir(rtl), .inline-toolbar GtkToolButton > 
.sidebar-button.button:dir(rtl), .inline-toolbar .header-bar GtkToolButton > .button.titlebutton:dir(rtl), 
.header-bar .inline-toolbar GtkToolButton > .button.titlebutton:dir(rtl),
   .inline-toolbar .titlebar GtkToolButton > .button.titlebutton:dir(rtl),
   .titlebar .inline-toolbar GtkToolButton > .button.titlebutton:dir(rtl),
-  .inline-toolbar GtkToolButton:backdrop > .button.flat:dir(rtl), .inline-toolbar.toolbar 
GtkToolButton:dir(rtl) > .button.flat, .inline-toolbar GtkToolButton:dir(rtl) > .button.flat, 
.inline-toolbar.search-bar GtkToolButton:dir(rtl) > .button.flat, .inline-toolbar.location-bar 
GtkToolButton:dir(rtl) > .button.flat, .inline-toolbar .header-bar GtkToolButton:dir(rtl) > 
.button.titlebutton, .header-bar .inline-toolbar GtkToolButton:dir(rtl) > .button.titlebutton,
+  .inline-toolbar GtkToolButton:backdrop > .button.flat:dir(rtl),
+  .inline-toolbar GtkToolButton:backdrop > .sidebar-button.button:dir(rtl), .inline-toolbar.toolbar 
GtkToolButton:dir(rtl) > .button.flat, .inline-toolbar GtkToolButton:dir(rtl) > .button.flat, 
.inline-toolbar.search-bar GtkToolButton:dir(rtl) > .button.flat, .inline-toolbar.location-bar 
GtkToolButton:dir(rtl) > .button.flat, .inline-toolbar.toolbar GtkToolButton:dir(rtl) > 
.sidebar-button.button, .inline-toolbar GtkToolButton:dir(rtl) > .sidebar-button.button, 
.inline-toolbar.search-bar GtkToolButton:dir(rtl) > .sidebar-button.button, .inline-toolbar.location-bar 
GtkToolButton:dir(rtl) > .sidebar-button.button, .inline-toolbar .header-bar GtkToolButton:dir(rtl) > 
.button.titlebutton, .header-bar .inline-toolbar GtkToolButton:dir(rtl) > .button.titlebutton,
   .inline-toolbar .titlebar GtkToolButton:dir(rtl) > .button.titlebutton,
   .titlebar .inline-toolbar GtkToolButton:dir(rtl) > .button.titlebutton,
   .inline-toolbar.toolbar GtkToolButton:backdrop:dir(rtl) > .button.flat,
   .inline-toolbar GtkToolButton:backdrop:dir(rtl) > .button.flat,
   .inline-toolbar.search-bar GtkToolButton:backdrop:dir(rtl) > .button.flat,
   .inline-toolbar.location-bar GtkToolButton:backdrop:dir(rtl) > .button.flat,
+  .inline-toolbar.toolbar GtkToolButton:backdrop:dir(rtl) > .sidebar-button.button,
+  .inline-toolbar GtkToolButton:backdrop:dir(rtl) > .sidebar-button.button,
+  .inline-toolbar.search-bar GtkToolButton:backdrop:dir(rtl) > .sidebar-button.button,
+  .inline-toolbar.location-bar GtkToolButton:backdrop:dir(rtl) > .sidebar-button.button,
   .inline-toolbar .header-bar GtkToolButton:backdrop:dir(rtl) > .button.titlebutton,
   .header-bar .inline-toolbar GtkToolButton:backdrop:dir(rtl) > .button.titlebutton,
   .inline-toolbar .titlebar GtkToolButton:backdrop:dir(rtl) > .button.titlebutton,
@@ -1101,13 +1110,17 @@ GtkComboBox.combobox-entry .titlebar .button.titlebutton,
     border-left-style: solid; }
 
 .osd .button:first-child:hover, .osd .button:first-child:active, .osd .button:first-child:checked, .osd 
.button:first-child:insensitive, .osd .button:first-child:backdrop, .osd 
.button.suggested-action:first-child, .osd .button.destructive-action:first-child, .inline-toolbar 
.button:first-child, .linked > .button:first-child, .header-bar .linked > .button.titlebutton:first-child,
-.titlebar .linked > .button.titlebutton:first-child, .inline-toolbar.toolbar GtkToolButton:first-child > 
.button.flat, .inline-toolbar GtkToolButton:first-child > .button.flat, .inline-toolbar.search-bar 
GtkToolButton:first-child > .button.flat, .inline-toolbar.location-bar GtkToolButton:first-child > 
.button.flat, .inline-toolbar .header-bar GtkToolButton:first-child > .button.titlebutton, .header-bar 
.inline-toolbar GtkToolButton:first-child > .button.titlebutton,
+.titlebar .linked > .button.titlebutton:first-child, .inline-toolbar.toolbar GtkToolButton:first-child > 
.button.flat, .inline-toolbar GtkToolButton:first-child > .button.flat, .inline-toolbar.search-bar 
GtkToolButton:first-child > .button.flat, .inline-toolbar.location-bar GtkToolButton:first-child > 
.button.flat, .inline-toolbar.toolbar GtkToolButton:first-child > .sidebar-button.button, .inline-toolbar 
GtkToolButton:first-child > .sidebar-button.button, .inline-toolbar.search-bar GtkToolButton:first-child > 
.sidebar-button.button, .inline-toolbar.location-bar GtkToolButton:first-child > .sidebar-button.button, 
.inline-toolbar .header-bar GtkToolButton:first-child > .button.titlebutton, .header-bar .inline-toolbar 
GtkToolButton:first-child > .button.titlebutton,
 .inline-toolbar .titlebar GtkToolButton:first-child > .button.titlebutton,
 .titlebar .inline-toolbar GtkToolButton:first-child > .button.titlebutton,
 .inline-toolbar.toolbar GtkToolButton:backdrop:first-child > .button.flat,
 .inline-toolbar GtkToolButton:backdrop:first-child > .button.flat,
 .inline-toolbar.search-bar GtkToolButton:backdrop:first-child > .button.flat,
 .inline-toolbar.location-bar GtkToolButton:backdrop:first-child > .button.flat,
+.inline-toolbar.toolbar GtkToolButton:backdrop:first-child > .sidebar-button.button,
+.inline-toolbar GtkToolButton:backdrop:first-child > .sidebar-button.button,
+.inline-toolbar.search-bar GtkToolButton:backdrop:first-child > .sidebar-button.button,
+.inline-toolbar.location-bar GtkToolButton:backdrop:first-child > .sidebar-button.button,
 .inline-toolbar .header-bar GtkToolButton:backdrop:first-child > .button.titlebutton,
 .header-bar .inline-toolbar GtkToolButton:backdrop:first-child > .button.titlebutton,
 .inline-toolbar .titlebar GtkToolButton:backdrop:first-child > .button.titlebutton,
@@ -1115,42 +1128,55 @@ GtkComboBox.combobox-entry .titlebar .button.titlebutton,
   border-radius: 3px 0 0 3px;
   border-left-style: solid; }
 .osd .button:last-child:hover, .osd .button:last-child:active, .osd .button:last-child:checked, .osd 
.button:last-child:insensitive, .osd .button:last-child:backdrop, .osd .button.suggested-action:last-child, 
.osd .button.destructive-action:last-child, .inline-toolbar .button:last-child, .linked > .button:last-child, 
.header-bar .linked > .button.titlebutton:last-child,
-.titlebar .linked > .button.titlebutton:last-child, .inline-toolbar.toolbar GtkToolButton:last-child > 
.button.flat, .inline-toolbar GtkToolButton:last-child > .button.flat, .inline-toolbar.search-bar 
GtkToolButton:last-child > .button.flat, .inline-toolbar.location-bar GtkToolButton:last-child > 
.button.flat, .inline-toolbar .header-bar GtkToolButton:last-child > .button.titlebutton, .header-bar 
.inline-toolbar GtkToolButton:last-child > .button.titlebutton,
+.titlebar .linked > .button.titlebutton:last-child, .inline-toolbar.toolbar GtkToolButton:last-child > 
.button.flat, .inline-toolbar GtkToolButton:last-child > .button.flat, .inline-toolbar.search-bar 
GtkToolButton:last-child > .button.flat, .inline-toolbar.location-bar GtkToolButton:last-child > 
.button.flat, .inline-toolbar.toolbar GtkToolButton:last-child > .sidebar-button.button, .inline-toolbar 
GtkToolButton:last-child > .sidebar-button.button, .inline-toolbar.search-bar GtkToolButton:last-child > 
.sidebar-button.button, .inline-toolbar.location-bar GtkToolButton:last-child > .sidebar-button.button, 
.inline-toolbar .header-bar GtkToolButton:last-child > .button.titlebutton, .header-bar .inline-toolbar 
GtkToolButton:last-child > .button.titlebutton,
 .inline-toolbar .titlebar GtkToolButton:last-child > .button.titlebutton,
 .titlebar .inline-toolbar GtkToolButton:last-child > .button.titlebutton,
 .inline-toolbar.toolbar GtkToolButton:backdrop:last-child > .button.flat,
 .inline-toolbar GtkToolButton:backdrop:last-child > .button.flat,
 .inline-toolbar.search-bar GtkToolButton:backdrop:last-child > .button.flat,
 .inline-toolbar.location-bar GtkToolButton:backdrop:last-child > .button.flat,
+.inline-toolbar.toolbar GtkToolButton:backdrop:last-child > .sidebar-button.button,
+.inline-toolbar GtkToolButton:backdrop:last-child > .sidebar-button.button,
+.inline-toolbar.search-bar GtkToolButton:backdrop:last-child > .sidebar-button.button,
+.inline-toolbar.location-bar GtkToolButton:backdrop:last-child > .sidebar-button.button,
 .inline-toolbar .header-bar GtkToolButton:backdrop:last-child > .button.titlebutton,
 .header-bar .inline-toolbar GtkToolButton:backdrop:last-child > .button.titlebutton,
 .inline-toolbar .titlebar GtkToolButton:backdrop:last-child > .button.titlebutton,
 .titlebar .inline-toolbar GtkToolButton:backdrop:last-child > .button.titlebutton, 
GtkComboBox.combobox-entry .entry:last-child, GtkComboBox.combobox-entry .button:last-child, .linked > 
GtkComboBox:last-child > .button {
   border-radius: 0 3px 3px 0; }
   .osd .button:last-child:dir(rtl):hover, .osd .button:last-child:dir(rtl):active, .osd 
.button:last-child:dir(rtl):checked, .osd .button:last-child:dir(rtl):insensitive, .osd 
.button:last-child:dir(rtl):backdrop, .osd .button.suggested-action:last-child:dir(rtl), .osd 
.button.destructive-action:last-child:dir(rtl), .inline-toolbar .button:last-child:dir(rtl), .linked > 
.button:last-child:dir(rtl), .header-bar .linked > .button.titlebutton:last-child:dir(rtl),
-  .titlebar .linked > .button.titlebutton:last-child:dir(rtl), .inline-toolbar GtkToolButton:last-child > 
.button.flat:dir(rtl), .inline-toolbar .header-bar GtkToolButton:last-child > .button.titlebutton:dir(rtl), 
.header-bar .inline-toolbar GtkToolButton:last-child > .button.titlebutton:dir(rtl),
+  .titlebar .linked > .button.titlebutton:last-child:dir(rtl), .inline-toolbar GtkToolButton:last-child > 
.button.flat:dir(rtl), .inline-toolbar GtkToolButton:last-child > .sidebar-button.button:dir(rtl), 
.inline-toolbar .header-bar GtkToolButton:last-child > .button.titlebutton:dir(rtl), .header-bar 
.inline-toolbar GtkToolButton:last-child > .button.titlebutton:dir(rtl),
   .inline-toolbar .titlebar GtkToolButton:last-child > .button.titlebutton:dir(rtl),
   .titlebar .inline-toolbar GtkToolButton:last-child > .button.titlebutton:dir(rtl),
-  .inline-toolbar GtkToolButton:backdrop:last-child > .button.flat:dir(rtl), .inline-toolbar.toolbar 
GtkToolButton:last-child:dir(rtl) > .button.flat, .inline-toolbar GtkToolButton:last-child:dir(rtl) > 
.button.flat, .inline-toolbar.search-bar GtkToolButton:last-child:dir(rtl) > .button.flat, 
.inline-toolbar.location-bar GtkToolButton:last-child:dir(rtl) > .button.flat, .inline-toolbar .header-bar 
GtkToolButton:last-child:dir(rtl) > .button.titlebutton, .header-bar .inline-toolbar 
GtkToolButton:last-child:dir(rtl) > .button.titlebutton,
+  .inline-toolbar GtkToolButton:backdrop:last-child > .button.flat:dir(rtl),
+  .inline-toolbar GtkToolButton:backdrop:last-child > .sidebar-button.button:dir(rtl), 
.inline-toolbar.toolbar GtkToolButton:last-child:dir(rtl) > .button.flat, .inline-toolbar 
GtkToolButton:last-child:dir(rtl) > .button.flat, .inline-toolbar.search-bar 
GtkToolButton:last-child:dir(rtl) > .button.flat, .inline-toolbar.location-bar 
GtkToolButton:last-child:dir(rtl) > .button.flat, .inline-toolbar.toolbar GtkToolButton:last-child:dir(rtl) > 
.sidebar-button.button, .inline-toolbar GtkToolButton:last-child:dir(rtl) > .sidebar-button.button, 
.inline-toolbar.search-bar GtkToolButton:last-child:dir(rtl) > .sidebar-button.button, 
.inline-toolbar.location-bar GtkToolButton:last-child:dir(rtl) > .sidebar-button.button, .inline-toolbar 
.header-bar GtkToolButton:last-child:dir(rtl) > .button.titlebutton, .header-bar .inline-toolbar 
GtkToolButton:last-child:dir(rtl) > .button.titlebutton,
   .inline-toolbar .titlebar GtkToolButton:last-child:dir(rtl) > .button.titlebutton,
   .titlebar .inline-toolbar GtkToolButton:last-child:dir(rtl) > .button.titlebutton,
   .inline-toolbar.toolbar GtkToolButton:backdrop:last-child:dir(rtl) > .button.flat,
   .inline-toolbar GtkToolButton:backdrop:last-child:dir(rtl) > .button.flat,
   .inline-toolbar.search-bar GtkToolButton:backdrop:last-child:dir(rtl) > .button.flat,
   .inline-toolbar.location-bar GtkToolButton:backdrop:last-child:dir(rtl) > .button.flat,
+  .inline-toolbar.toolbar GtkToolButton:backdrop:last-child:dir(rtl) > .sidebar-button.button,
+  .inline-toolbar GtkToolButton:backdrop:last-child:dir(rtl) > .sidebar-button.button,
+  .inline-toolbar.search-bar GtkToolButton:backdrop:last-child:dir(rtl) > .sidebar-button.button,
+  .inline-toolbar.location-bar GtkToolButton:backdrop:last-child:dir(rtl) > .sidebar-button.button,
   .inline-toolbar .header-bar GtkToolButton:backdrop:last-child:dir(rtl) > .button.titlebutton,
   .header-bar .inline-toolbar GtkToolButton:backdrop:last-child:dir(rtl) > .button.titlebutton,
   .inline-toolbar .titlebar GtkToolButton:backdrop:last-child:dir(rtl) > .button.titlebutton,
   .titlebar .inline-toolbar GtkToolButton:backdrop:last-child:dir(rtl) > .button.titlebutton, 
GtkComboBox.combobox-entry .entry:last-child:dir(rtl), GtkComboBox.combobox-entry 
.button:last-child:dir(rtl), .linked > GtkComboBox:last-child > .button:dir(rtl) {
     border-right-style: solid; }
 .osd .button:only-child:hover, .osd .button:only-child:active, .osd .button:only-child:checked, .osd 
.button:only-child:insensitive, .osd .button:only-child:backdrop, .osd .button.suggested-action:only-child, 
.osd .button.destructive-action:only-child, .inline-toolbar .button:only-child, .linked > .button:only-child, 
.header-bar .linked > .button.titlebutton:only-child,
-.titlebar .linked > .button.titlebutton:only-child, .inline-toolbar.toolbar GtkToolButton:only-child > 
.button.flat, .inline-toolbar GtkToolButton:only-child > .button.flat, .inline-toolbar.search-bar 
GtkToolButton:only-child > .button.flat, .inline-toolbar.location-bar GtkToolButton:only-child > 
.button.flat, .inline-toolbar .header-bar GtkToolButton:only-child > .button.titlebutton, .header-bar 
.inline-toolbar GtkToolButton:only-child > .button.titlebutton,
+.titlebar .linked > .button.titlebutton:only-child, .inline-toolbar.toolbar GtkToolButton:only-child > 
.button.flat, .inline-toolbar GtkToolButton:only-child > .button.flat, .inline-toolbar.search-bar 
GtkToolButton:only-child > .button.flat, .inline-toolbar.location-bar GtkToolButton:only-child > 
.button.flat, .inline-toolbar.toolbar GtkToolButton:only-child > .sidebar-button.button, .inline-toolbar 
GtkToolButton:only-child > .sidebar-button.button, .inline-toolbar.search-bar GtkToolButton:only-child > 
.sidebar-button.button, .inline-toolbar.location-bar GtkToolButton:only-child > .sidebar-button.button, 
.inline-toolbar .header-bar GtkToolButton:only-child > .button.titlebutton, .header-bar .inline-toolbar 
GtkToolButton:only-child > .button.titlebutton,
 .inline-toolbar .titlebar GtkToolButton:only-child > .button.titlebutton,
 .titlebar .inline-toolbar GtkToolButton:only-child > .button.titlebutton,
 .inline-toolbar.toolbar GtkToolButton:backdrop:only-child > .button.flat,
 .inline-toolbar GtkToolButton:backdrop:only-child > .button.flat,
 .inline-toolbar.search-bar GtkToolButton:backdrop:only-child > .button.flat,
 .inline-toolbar.location-bar GtkToolButton:backdrop:only-child > .button.flat,
+.inline-toolbar.toolbar GtkToolButton:backdrop:only-child > .sidebar-button.button,
+.inline-toolbar GtkToolButton:backdrop:only-child > .sidebar-button.button,
+.inline-toolbar.search-bar GtkToolButton:backdrop:only-child > .sidebar-button.button,
+.inline-toolbar.location-bar GtkToolButton:backdrop:only-child > .sidebar-button.button,
 .inline-toolbar .header-bar GtkToolButton:backdrop:only-child > .button.titlebutton,
 .header-bar .inline-toolbar GtkToolButton:backdrop:only-child > .button.titlebutton,
 .inline-toolbar .titlebar GtkToolButton:backdrop:only-child > .button.titlebutton,
@@ -1180,8 +1206,9 @@ GtkComboBox.combobox-entry .titlebar .button.titlebutton,
   border-radius: 3px;
   border-style: solid; }
 
-.menuitem.button.flat, .header-bar .menuitem.titlebutton.button,
-.titlebar .menuitem.titlebutton.button, .menuitem.button.flat:backdrop, 
.menuitem.button.flat:backdrop:hover, .header-bar .menuitem.titlebutton.button:backdrop:hover,
+.menuitem.button.flat, .menuitem.sidebar-button.button, .header-bar .menuitem.titlebutton.button,
+.titlebar .menuitem.titlebutton.button, .menuitem.button.flat:backdrop, 
.menuitem.sidebar-button.button:backdrop, .header-bar .menuitem.titlebutton.button:backdrop,
+.titlebar .menuitem.titlebutton.button:backdrop, .menuitem.button.flat:backdrop:hover, 
.menuitem.sidebar-button.button:backdrop:hover, .header-bar .menuitem.titlebutton.button:backdrop:hover,
 .titlebar .menuitem.titlebutton.button:backdrop:hover, .button:link, .header-bar .button.titlebutton:link,
 .titlebar .button.titlebutton:link, .button:visited, .header-bar .button.titlebutton:visited,
 .titlebar .button.titlebutton:visited, .button:link:hover, .button:link:active, .button:link:checked, 
.button:visited:hover, .button:visited:active, .button:visited:checked, .button:link:backdrop, 
.button:visited:backdrop, .menu.button, .header-bar .menu.button.titlebutton,
@@ -1196,24 +1223,42 @@ GtkComboBox.combobox-entry .titlebar .button.titlebutton,
 .list-row.button:backdrop:insensitive:active,
 .list-row.button:backdrop:insensitive:checked,
 .list-row.button:insensitive:active,
-.list-row.button:insensitive:checked, .app-notification .button.flat, .app-notification .header-bar 
.titlebutton.button, .header-bar .app-notification .titlebutton.button,
+.list-row.button:insensitive:checked, .app-notification .button.flat, .app-notification 
.sidebar-button.button, .app-notification .header-bar .titlebutton.button, .header-bar .app-notification 
.titlebutton.button,
 .app-notification .titlebar .titlebutton.button,
 .titlebar .app-notification .titlebutton.button,
-.app-notification.frame .button.flat, .app-notification .button.flat:backdrop, .app-notification 
.button.flat:insensitive, .app-notification .button.flat:backdrop:insensitive, .app-notification .header-bar 
.titlebutton.button:backdrop:insensitive, .header-bar .app-notification 
.titlebutton.button:backdrop:insensitive,
+.app-notification.frame .button.flat,
+.app-notification.frame .sidebar-button.button,
+.app-notification.frame .header-bar .button.titlebutton,
+.header-bar .app-notification.frame .button.titlebutton,
+.app-notification.frame .titlebar .button.titlebutton,
+.titlebar .app-notification.frame .button.titlebutton, .app-notification .button.flat:backdrop, 
.app-notification .sidebar-button.button:backdrop, .app-notification .header-bar 
.titlebutton.button:backdrop, .header-bar .app-notification .titlebutton.button:backdrop,
+.app-notification .titlebar .titlebutton.button:backdrop,
+.titlebar .app-notification .titlebutton.button:backdrop, .app-notification .button.flat:insensitive, 
.app-notification .sidebar-button.button:insensitive, .app-notification .header-bar 
.titlebutton.button:insensitive, .header-bar .app-notification .titlebutton.button:insensitive,
+.app-notification .titlebar .titlebutton.button:insensitive,
+.titlebar .app-notification .titlebutton.button:insensitive, .app-notification 
.button.flat:backdrop:insensitive, .app-notification .sidebar-button.button:backdrop:insensitive, 
.app-notification .header-bar .titlebutton.button:backdrop:insensitive, .header-bar .app-notification 
.titlebutton.button:backdrop:insensitive,
 .app-notification .titlebar .titlebutton.button:backdrop:insensitive,
 .titlebar .app-notification .titlebutton.button:backdrop:insensitive,
 .app-notification.frame .button.flat:backdrop,
+.app-notification.frame .sidebar-button.button:backdrop,
 .app-notification.frame .header-bar .button.titlebutton:backdrop,
 .header-bar .app-notification.frame .button.titlebutton:backdrop,
 .app-notification.frame .titlebar .button.titlebutton:backdrop,
 .titlebar .app-notification.frame .button.titlebutton:backdrop,
 .app-notification.frame .button.flat:insensitive,
+.app-notification.frame .sidebar-button.button:insensitive,
 .app-notification.frame .header-bar .button.titlebutton:insensitive,
 .header-bar .app-notification.frame .button.titlebutton:insensitive,
 .app-notification.frame .titlebar .button.titlebutton:insensitive,
 .titlebar .app-notification.frame .button.titlebutton:insensitive,
-.app-notification.frame .button.flat:backdrop:insensitive, GtkCalendar.button, .header-bar 
GtkCalendar.button.titlebutton,
-.titlebar GtkCalendar.button.titlebutton, GtkCalendar.button:hover, GtkCalendar.button:backdrop, 
.scale-popup .button:hover, .scale-popup .button:backdrop, .scale-popup .button:backdrop:hover, .scale-popup 
.button:backdrop:insensitive {
+.app-notification.frame .button.flat:backdrop:insensitive,
+.app-notification.frame .sidebar-button.button:backdrop:insensitive,
+.app-notification.frame .header-bar .button.titlebutton:backdrop:insensitive,
+.header-bar .app-notification.frame .button.titlebutton:backdrop:insensitive,
+.app-notification.frame .titlebar .button.titlebutton:backdrop:insensitive,
+.titlebar .app-notification.frame .button.titlebutton:backdrop:insensitive, GtkCalendar.button, .header-bar 
GtkCalendar.button.titlebutton,
+.titlebar GtkCalendar.button.titlebutton, GtkCalendar.button:hover, .header-bar 
GtkCalendar.button.titlebutton:hover,
+.titlebar GtkCalendar.button.titlebutton:hover, GtkCalendar.button:backdrop, .header-bar 
GtkCalendar.button.titlebutton:backdrop,
+.titlebar GtkCalendar.button.titlebutton:backdrop, .scale-popup .button:hover, .scale-popup 
.button:backdrop, .scale-popup .button:backdrop:hover, .scale-popup .button:backdrop:insensitive {
   border-color: transparent;
   background-color: transparent;
   background-image: none;
@@ -1222,12 +1267,12 @@ GtkComboBox.combobox-entry .titlebar .button.titlebutton,
   icon-shadow: none; }
 
 /* menu buttons */
-.menuitem.button.flat, .header-bar .menuitem.titlebutton.button,
+.menuitem.button.flat, .menuitem.sidebar-button.button, .header-bar .menuitem.titlebutton.button,
 .titlebar .menuitem.titlebutton.button {
   outline-offset: -1px; }
-  .menuitem.button.flat:hover, .header-bar .menuitem.titlebutton.button:hover,
+  .menuitem.button.flat:hover, .menuitem.sidebar-button.button:hover, .header-bar 
.menuitem.titlebutton.button:hover,
   .titlebar .menuitem.titlebutton.button:hover {
-    background-color: #4b5050; }
+    background-color: #4b5150; }
 
 GtkColorButton.button, .header-bar GtkColorButton.button.titlebutton,
 .titlebar GtkColorButton.button.titlebutton {
@@ -1253,17 +1298,17 @@ GtkColorButton.button, .header-bar GtkColorButton.button.titlebutton,
   *:link:hover, .button:hover:link, .button:hover:visited {
     color: #74aae2; }
     *:selected *:link:hover, *:selected .button:hover:link, *:selected .button:hover:visited {
-      color: #e8eef5; }
+      color: #e9eff5; }
   *:link:active, .button:active:link, .button:active:visited {
     color: #4a90d9; }
     *:selected *:link:active, *:selected .button:active:link, *:selected .button:active:visited {
-      color: #d2deeb; }
+      color: #d3dfeb; }
   *:link:backdrop, .button:backdrop:link, .button:backdrop:visited, *:link:backdrop:hover, 
.button:backdrop:hover:link, .button:backdrop:hover:visited, *:link:backdrop:hover:selected, 
.button:backdrop:hover:selected:link, .button:backdrop:hover:selected:visited, .titlebar.selection-mode 
.subtitle:backdrop:hover:link,
   .header-bar.selection-mode .subtitle:backdrop:hover:link {
     color: #215d9c; }
   *:link:selected, .button:selected:link, .button:selected:visited, .titlebar.selection-mode .subtitle:link,
   .header-bar.selection-mode .subtitle:link, *:selected *:link, *:selected .button:link, *:selected 
.button:visited {
-    color: #d2deeb; }
+    color: #d3dfeb; }
 
 .button:link, .header-bar .button.titlebutton:link,
 .titlebar .button.titlebutton:link, .button:visited, .header-bar .button.titlebutton:visited,
@@ -1281,7 +1326,7 @@ GtkColorButton.button, .header-bar GtkColorButton.button.titlebutton,
   background-image: none;
   border-style: none none none solid;
   border-color: rgba(28, 31, 31, 0.3);
-  color: #dadad8;
+  color: #dadad9;
   border-radius: 0;
   box-shadow: none; }
   .spinbutton .button:dir(rtl) {
@@ -1290,13 +1335,13 @@ GtkColorButton.button, .header-bar GtkColorButton.button.titlebutton,
     color: #eeeeec;
     background-color: rgba(238, 238, 236, 0.05); }
   .spinbutton .button:insensitive {
-    color: rgba(147, 150, 149, 0.3); }
+    color: rgba(148, 151, 150, 0.3); }
   .spinbutton .button:active {
     box-shadow: inset 0 2px 3px -1px rgba(0, 0, 0, 0.2);
     background-color: rgba(0, 0, 0, 0.1); }
   .spinbutton .button:backdrop {
-    color: #888b8a;
-    border-color: rgba(30, 34, 34, 0.3);
+    color: #8a8c8b;
+    border-color: rgba(31, 34, 34, 0.3);
     background-color: transparent; }
   .spinbutton .button:backdrop:insensitive {
     background-image: none;
@@ -1349,7 +1394,7 @@ GtkColorButton.button, .header-bar GtkColorButton.button.titlebutton,
     box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0);
     text-shadow: none;
     icon-shadow: none;
-    color: #878989;
+    color: #878a89;
     border-color: rgba(0, 0, 0, 0.5);
     icon-shadow: none;
     box-shadow: none; }
@@ -1385,9 +1430,9 @@ GtkColorButton.button, .header-bar GtkColorButton.button.titlebutton,
       icon-shadow: 0 -1px rgba(0, 0, 0, 0.77976);
       box-shadow: inset 0 1px rgba(255, 255, 255, 0.1); }
     .spinbutton.vertical .button:first-child:insensitive, .spinbutton.vertical:dir(rtl) 
.button:first-child:insensitive {
-      color: #939695;
+      color: #949796;
       border-color: #1c1f1f;
-      background-image: linear-gradient(to bottom, #323636);
+      background-image: linear-gradient(to bottom, #333636);
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
@@ -1396,8 +1441,8 @@ GtkColorButton.button, .header-bar GtkColorButton.button.titlebutton,
       .spinbutton.vertical:dir(rtl) .titlebar .button.titlebutton:first-child:insensitive > .label {
         color: inherit; }
     .spinbutton.vertical .button:first-child:backdrop, .spinbutton.vertical:dir(rtl) 
.button:first-child:backdrop {
-      color: #939695;
-      border-color: #1e2222;
+      color: #949796;
+      border-color: #1f2222;
       background-image: linear-gradient(to bottom, #393f3f);
       text-shadow: none;
       icon-shadow: none;
@@ -1427,9 +1472,9 @@ GtkColorButton.button, .header-bar GtkColorButton.button.titlebutton,
       icon-shadow: 0 -1px rgba(0, 0, 0, 0.77976);
       box-shadow: inset 0 1px rgba(255, 255, 255, 0.1), 0 1px rgba(238, 238, 236, 0.1); }
     .spinbutton.vertical .button:last-child:insensitive, .spinbutton.vertical:dir(rtl) 
.button:last-child:insensitive {
-      color: #939695;
+      color: #949796;
       border-color: #1c1f1f;
-      background-image: linear-gradient(to bottom, #323636);
+      background-image: linear-gradient(to bottom, #333636);
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0.1); }
@@ -1438,16 +1483,16 @@ GtkColorButton.button, .header-bar GtkColorButton.button.titlebutton,
       .spinbutton.vertical:dir(rtl) .titlebar .button.titlebutton:last-child:insensitive > .label {
         color: inherit; }
     .spinbutton.vertical .button:last-child:backdrop, .spinbutton.vertical:dir(rtl) 
.button:last-child:backdrop {
-      color: #939695;
-      border-color: #1e2222;
+      color: #949796;
+      border-color: #1f2222;
       background-image: linear-gradient(to bottom, #393f3f);
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0); }
   .spinbutton.vertical .button:backdrop:insensitive, .spinbutton.vertical:dir(rtl) 
.button:backdrop:insensitive {
     color: #5d6767;
-    border-color: #1e2222;
-    background-image: linear-gradient(to bottom, #323636);
+    border-color: #1f2222;
+    background-image: linear-gradient(to bottom, #333636);
     text-shadow: none;
     icon-shadow: none;
     box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0); }
@@ -1486,18 +1531,18 @@ GtkComboBox {
     padding-top: 3px;
     padding-bottom: 4px; }
   GtkComboBox:insensitive {
-    color: #939695;
+    color: #949796;
     text-shadow: none;
     icon-shadow: none; }
   GtkComboBox:backdrop {
-    color: #939695;
+    color: #949796;
     text-shadow: none;
     icon-shadow: none; }
   GtkComboBox:backdrop:insensitive {
     color: #5d6767; }
   GtkComboBox .menuitem {
     text-shadow: none; }
-  GtkComboBox .separator.vertical, GtkComboBox GtkPlacesSidebar.sidebar .view .vertical.separator, 
GtkPlacesSidebar.sidebar .view GtkComboBox .vertical.separator {
+  GtkComboBox .separator.vertical {
     -GtkWidget-wide-separators: true; }
 
 /************
@@ -1526,10 +1571,10 @@ GtkComboBox {
   border-style: solid;
   border-color: #1c1f1f;
   background-color: #303535;
-  box-shadow: inset 0 2px 3px -1px #242727, 0 1px rgba(238, 238, 236, 0.1); }
+  box-shadow: inset 0 2px 3px -1px #242828, 0 1px rgba(238, 238, 236, 0.1); }
   .inline-toolbar:backdrop, .search-bar:backdrop, .location-bar:backdrop {
-    border-color: #1e2222;
-    background-color: #2f3434;
+    border-color: #1f2222;
+    background-color: #303535;
     box-shadow: none; }
 
 /***************
@@ -1544,10 +1589,10 @@ GtkComboBox {
   border-radius: 7px 7px 0 0;
   background-color: transparent;
   background-image: linear-gradient(to bottom, #434a4a, #393f3f);
-  box-shadow: inset 0 -1px #2d3232, inset 0 1px rgba(238, 238, 236, 0.1); }
+  box-shadow: inset 0 -1px #2e3232, inset 0 1px rgba(238, 238, 236, 0.1); }
   .titlebar:backdrop,
   .header-bar:backdrop {
-    border-color: #1e2222;
+    border-color: #1f2222;
     background-color: #393f3f;
     background-image: none;
     box-shadow: inset 0 1px rgba(238, 238, 236, 0.1); }
@@ -1562,10 +1607,8 @@ GtkComboBox {
     padding-left: 12px;
     padding-right: 12px; }
   .titlebar .header-bar-separator, .titlebar > GtkBox > .separator.vertical,
-  GtkPlacesSidebar.sidebar .view .titlebar > GtkBox > .vertical.separator:backdrop,
   .header-bar .header-bar-separator,
-  .header-bar > GtkBox > .separator.vertical,
-  GtkPlacesSidebar.sidebar .view .header-bar > GtkBox > .vertical.separator:backdrop {
+  .header-bar > GtkBox > .separator.vertical {
     -GtkWidget-wide-separators: true;
     -GtkWidget-separator-width: 1px;
     border-width: 0 1px;
@@ -1573,18 +1616,18 @@ GtkComboBox {
     .titlebar .header-bar-separator:backdrop, .titlebar > GtkBox > .separator.vertical:backdrop,
     .header-bar .header-bar-separator:backdrop,
     .header-bar > GtkBox > .separator.vertical:backdrop {
-      border-image: linear-gradient(to bottom, rgba(30, 34, 34, 0.5)) 0 1/1px 1px; }
+      border-image: linear-gradient(to bottom, rgba(31, 34, 34, 0.5)) 0 1/1px 1px; }
   .titlebar.selection-mode,
   .header-bar.selection-mode {
     color: #ffffff;
     text-shadow: 0 -1px rgba(0, 0, 0, 0.5);
     border-color: #0f2b48;
     background-image: linear-gradient(to bottom, #256ab1, #215d9c);
-    box-shadow: inset 0 -1px #1a4b7e, inset 0 1px rgba(43, 100, 160, 0.55); }
+    box-shadow: inset 0 -1px #1b4c7f, inset 0 1px rgba(43, 100, 160, 0.55); }
     .titlebar.selection-mode:backdrop,
     .header-bar.selection-mode:backdrop {
       background-image: linear-gradient(to bottom, #215d9c);
-      box-shadow: inset 0 1px rgba(48, 103, 161, 0.46); }
+      box-shadow: inset 0 1px rgba(48, 104, 162, 0.46); }
     .titlebar.selection-mode .button,
     .header-bar.selection-mode .button {
       color: #ffffff;
@@ -1594,9 +1637,10 @@ GtkComboBox {
       text-shadow: 0 -1px rgba(0, 0, 0, 0.70353);
       icon-shadow: 0 -1px rgba(0, 0, 0, 0.70353);
       box-shadow: inset 0 1px rgba(255, 255, 255, 0.1), 0 1px rgba(43, 100, 160, 0.55); }
-      .titlebar.selection-mode .button.flat,
+      .titlebar.selection-mode .button.flat, .titlebar.selection-mode .sidebar-button.button,
       .titlebar.selection-mode .titlebutton.button,
       .header-bar.selection-mode .button.flat,
+      .header-bar.selection-mode .sidebar-button.button,
       .header-bar.selection-mode .titlebutton.button {
         border-color: transparent;
         background-color: transparent;
@@ -1623,12 +1667,13 @@ GtkComboBox {
         text-shadow: 0 -1px rgba(0, 0, 0, 0.78353);
         icon-shadow: 0 -1px rgba(0, 0, 0, 0.78353);
         box-shadow: inset 0 1px rgba(0, 0, 0, 0.07), inset 0 2px 1px -2px rgba(0, 0, 0, 0.6), 0 1px rgba(43, 
100, 160, 0.55); }
-      .titlebar.selection-mode .button:backdrop, .titlebar.selection-mode .button.flat:backdrop,
+      .titlebar.selection-mode .button:backdrop, .titlebar.selection-mode .button.flat:backdrop, 
.titlebar.selection-mode .sidebar-button.button:backdrop,
       .titlebar.selection-mode .titlebutton.button:backdrop,
       .header-bar.selection-mode .button:backdrop,
       .header-bar.selection-mode .button.flat:backdrop,
+      .header-bar.selection-mode .sidebar-button.button:backdrop,
       .header-bar.selection-mode .titlebutton.button:backdrop {
-        color: #d2deeb;
+        color: #d3dfeb;
         border-color: #0b1e33;
         background-image: linear-gradient(to bottom, #215d9c);
         text-shadow: none;
@@ -1636,77 +1681,88 @@ GtkComboBox {
         box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(43, 100, 160, 0);
         -gtk-image-effect: none;
         border-color: #0f2b48; }
-        .titlebar.selection-mode .button:backdrop:active, .titlebar.selection-mode .button:backdrop:checked, 
.titlebar.selection-mode .button.flat:backdrop:active,
-        .titlebar.selection-mode .titlebutton.button:backdrop:active, .titlebar.selection-mode 
.button.flat:backdrop:checked,
+        .titlebar.selection-mode .button:backdrop:active, .titlebar.selection-mode .button:backdrop:checked, 
.titlebar.selection-mode .button.flat:backdrop:active, .titlebar.selection-mode 
.sidebar-button.button:backdrop:active,
+        .titlebar.selection-mode .titlebutton.button:backdrop:active, .titlebar.selection-mode 
.button.flat:backdrop:checked, .titlebar.selection-mode .sidebar-button.button:backdrop:checked,
         .titlebar.selection-mode .titlebutton.button:backdrop:checked,
         .header-bar.selection-mode .button:backdrop:active,
         .header-bar.selection-mode .button:backdrop:checked,
         .header-bar.selection-mode .button.flat:backdrop:active,
+        .header-bar.selection-mode .sidebar-button.button:backdrop:active,
         .header-bar.selection-mode .titlebutton.button:backdrop:active,
         .header-bar.selection-mode .button.flat:backdrop:checked,
+        .header-bar.selection-mode .sidebar-button.button:backdrop:checked,
         .header-bar.selection-mode .titlebutton.button:backdrop:checked {
-          color: #d0d9e2;
+          color: #d1dae3;
           border-color: #0b1e33;
           background-image: linear-gradient(to bottom, #184472);
           box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(43, 100, 160, 0);
           border-color: #0f2b48; }
-        .titlebar.selection-mode .button:backdrop:insensitive, .titlebar.selection-mode 
.button.flat:backdrop:insensitive,
+        .titlebar.selection-mode .button:backdrop:insensitive, .titlebar.selection-mode 
.button.flat:backdrop:insensitive, .titlebar.selection-mode .sidebar-button.button:backdrop:insensitive,
         .titlebar.selection-mode .titlebutton.button:backdrop:insensitive,
         .header-bar.selection-mode .button:backdrop:insensitive,
         .header-bar.selection-mode .button.flat:backdrop:insensitive,
+        .header-bar.selection-mode .sidebar-button.button:backdrop:insensitive,
         .header-bar.selection-mode .titlebutton.button:backdrop:insensitive {
-          color: #6f90b2;
+          color: #6f91b4;
           border-color: #0b1e33;
-          background-image: linear-gradient(to bottom, #22558a);
+          background-image: linear-gradient(to bottom, #22558b);
           text-shadow: none;
           icon-shadow: none;
           box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(43, 100, 160, 0);
           border-color: #0f2b48; }
-          .titlebar.selection-mode .button:backdrop:insensitive > .label, .titlebar.selection-mode 
.header-bar .button.titlebutton:backdrop:insensitive > .label, .titlebar.selection-mode 
.button.flat:backdrop:insensitive > .label, .titlebar.selection-mode .header-bar 
.titlebutton.button:backdrop:insensitive > .label,
+          .titlebar.selection-mode .button:backdrop:insensitive > .label, .titlebar.selection-mode 
.header-bar .button.titlebutton:backdrop:insensitive > .label, .titlebar.selection-mode 
.button.flat:backdrop:insensitive > .label, .titlebar.selection-mode 
.sidebar-button.button:backdrop:insensitive > .label, .titlebar.selection-mode .header-bar 
.titlebutton.button:backdrop:insensitive > .label,
           .titlebar.selection-mode .titlebutton.button:backdrop:insensitive > .label,
           .header-bar.selection-mode .button:backdrop:insensitive > .label,
           .header-bar.selection-mode .titlebar .button.titlebutton:backdrop:insensitive > .label,
           .header-bar.selection-mode .button.flat:backdrop:insensitive > .label,
+          .header-bar.selection-mode .sidebar-button.button:backdrop:insensitive > .label,
           .header-bar.selection-mode .titlebutton.button:backdrop:insensitive > .label,
           .header-bar.selection-mode .titlebar .titlebutton.button:backdrop:insensitive > .label {
             color: inherit; }
-        .titlebar.selection-mode .button:backdrop:insensitive:active, .titlebar.selection-mode 
.button:backdrop:insensitive:checked, .titlebar.selection-mode .button.flat:backdrop:insensitive:active,
-        .titlebar.selection-mode .titlebutton.button:backdrop:insensitive:active, .titlebar.selection-mode 
.button.flat:backdrop:insensitive:checked,
+        .titlebar.selection-mode .button:backdrop:insensitive:active, .titlebar.selection-mode 
.button:backdrop:insensitive:checked, .titlebar.selection-mode .button.flat:backdrop:insensitive:active, 
.titlebar.selection-mode .sidebar-button.button:backdrop:insensitive:active,
+        .titlebar.selection-mode .titlebutton.button:backdrop:insensitive:active, .titlebar.selection-mode 
.button.flat:backdrop:insensitive:checked, .titlebar.selection-mode 
.sidebar-button.button:backdrop:insensitive:checked,
         .titlebar.selection-mode .titlebutton.button:backdrop:insensitive:checked,
         .header-bar.selection-mode .button:backdrop:insensitive:active,
         .header-bar.selection-mode .button:backdrop:insensitive:checked,
         .header-bar.selection-mode .button.flat:backdrop:insensitive:active,
+        .header-bar.selection-mode .sidebar-button.button:backdrop:insensitive:active,
         .header-bar.selection-mode .titlebutton.button:backdrop:insensitive:active,
         .header-bar.selection-mode .button.flat:backdrop:insensitive:checked,
+        .header-bar.selection-mode .sidebar-button.button:backdrop:insensitive:checked,
         .header-bar.selection-mode .titlebutton.button:backdrop:insensitive:checked {
-          color: #6c88a5;
+          color: #6c88a7;
           border-color: #0b1e33;
-          background-image: linear-gradient(to bottom, #1d4876);
+          background-image: linear-gradient(to bottom, #1d4877);
           box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(43, 100, 160, 0);
           border-color: #0f2b48; }
-          .titlebar.selection-mode .button:backdrop:insensitive:active > .label, .titlebar.selection-mode 
.header-bar .button.titlebutton:backdrop:insensitive:active > .label, .titlebar.selection-mode 
.button:backdrop:insensitive:checked > .label, .titlebar.selection-mode .header-bar 
.button.titlebutton:backdrop:insensitive:checked > .label, .titlebar.selection-mode 
.button.flat:backdrop:insensitive:active > .label, .titlebar.selection-mode .header-bar 
.titlebutton.button:backdrop:insensitive:active > .label,
-          .titlebar.selection-mode .titlebutton.button:backdrop:insensitive:active > .label, 
.titlebar.selection-mode .button.flat:backdrop:insensitive:checked > .label, .titlebar.selection-mode 
.header-bar .titlebutton.button:backdrop:insensitive:checked > .label,
+          .titlebar.selection-mode .button:backdrop:insensitive:active > .label, .titlebar.selection-mode 
.header-bar .button.titlebutton:backdrop:insensitive:active > .label, .titlebar.selection-mode 
.button:backdrop:insensitive:checked > .label, .titlebar.selection-mode .header-bar 
.button.titlebutton:backdrop:insensitive:checked > .label, .titlebar.selection-mode 
.button.flat:backdrop:insensitive:active > .label, .titlebar.selection-mode 
.sidebar-button.button:backdrop:insensitive:active > .label, .titlebar.selection-mode .header-bar 
.titlebutton.button:backdrop:insensitive:active > .label,
+          .titlebar.selection-mode .titlebutton.button:backdrop:insensitive:active > .label, 
.titlebar.selection-mode .button.flat:backdrop:insensitive:checked > .label, .titlebar.selection-mode 
.sidebar-button.button:backdrop:insensitive:checked > .label, .titlebar.selection-mode .header-bar 
.titlebutton.button:backdrop:insensitive:checked > .label,
           .titlebar.selection-mode .titlebutton.button:backdrop:insensitive:checked > .label,
           .header-bar.selection-mode .button:backdrop:insensitive:active > .label,
           .header-bar.selection-mode .titlebar .button.titlebutton:backdrop:insensitive:active > .label,
           .header-bar.selection-mode .button:backdrop:insensitive:checked > .label,
           .header-bar.selection-mode .titlebar .button.titlebutton:backdrop:insensitive:checked > .label,
           .header-bar.selection-mode .button.flat:backdrop:insensitive:active > .label,
+          .header-bar.selection-mode .sidebar-button.button:backdrop:insensitive:active > .label,
           .header-bar.selection-mode .titlebutton.button:backdrop:insensitive:active > .label,
           .header-bar.selection-mode .titlebar .titlebutton.button:backdrop:insensitive:active > .label,
           .header-bar.selection-mode .button.flat:backdrop:insensitive:checked > .label,
+          .header-bar.selection-mode .sidebar-button.button:backdrop:insensitive:checked > .label,
           .header-bar.selection-mode .titlebutton.button:backdrop:insensitive:checked > .label,
           .header-bar.selection-mode .titlebar .titlebutton.button:backdrop:insensitive:checked > .label {
             color: inherit; }
-      .titlebar.selection-mode .button.flat:backdrop,
-      .titlebar.selection-mode .titlebutton.button:backdrop, .titlebar.selection-mode 
.button.flat:insensitive,
-      .titlebar.selection-mode .titlebutton.button:insensitive, .titlebar.selection-mode 
.button.flat:insensitive:backdrop,
+      .titlebar.selection-mode .button.flat:backdrop, .titlebar.selection-mode 
.sidebar-button.button:backdrop,
+      .titlebar.selection-mode .titlebutton.button:backdrop, .titlebar.selection-mode 
.button.flat:insensitive, .titlebar.selection-mode .sidebar-button.button:insensitive,
+      .titlebar.selection-mode .titlebutton.button:insensitive, .titlebar.selection-mode 
.button.flat:insensitive:backdrop, .titlebar.selection-mode .sidebar-button.button:insensitive:backdrop,
       .titlebar.selection-mode .titlebutton.button:insensitive:backdrop,
       .header-bar.selection-mode .button.flat:backdrop,
+      .header-bar.selection-mode .sidebar-button.button:backdrop,
       .header-bar.selection-mode .titlebutton.button:backdrop,
       .header-bar.selection-mode .button.flat:insensitive,
+      .header-bar.selection-mode .sidebar-button.button:insensitive,
       .header-bar.selection-mode .titlebutton.button:insensitive,
       .header-bar.selection-mode .button.flat:insensitive:backdrop,
+      .header-bar.selection-mode .sidebar-button.button:insensitive:backdrop,
       .header-bar.selection-mode .titlebutton.button:insensitive:backdrop {
         border-color: transparent;
         background-color: transparent;
@@ -1716,9 +1772,9 @@ GtkComboBox {
         icon-shadow: none; }
       .titlebar.selection-mode .button:insensitive,
       .header-bar.selection-mode .button:insensitive {
-        color: #90aac4;
+        color: #91aac5;
         border-color: #0b1e33;
-        background-image: linear-gradient(to bottom, #22558a);
+        background-image: linear-gradient(to bottom, #22558b);
         text-shadow: none;
         icon-shadow: none;
         box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(43, 100, 160, 0.55); }
@@ -1729,9 +1785,9 @@ GtkComboBox {
         .titlebar.selection-mode .button:insensitive:active, .titlebar.selection-mode 
.button:insensitive:checked,
         .header-bar.selection-mode .button:insensitive:active,
         .header-bar.selection-mode .button:insensitive:checked {
-          color: #a4b5c8;
+          color: #a5b6c9;
           border-color: #0b1e33;
-          background-image: linear-gradient(to bottom, #1b436f, #1d4876);
+          background-image: linear-gradient(to bottom, #1b4470, #1d4877);
           box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(43, 100, 160, 0.55); }
           .titlebar.selection-mode .button:insensitive:active > .label, .titlebar.selection-mode .header-bar 
.button.titlebutton:insensitive:active > .label, .titlebar.selection-mode .button:insensitive:checked > 
.label, .titlebar.selection-mode .header-bar .button.titlebutton:insensitive:checked > .label,
           .header-bar.selection-mode .button:insensitive:active > .label,
@@ -1771,9 +1827,9 @@ GtkComboBox {
           border-color: #0f2b48; }
         .titlebar.selection-mode .button.suggested-action:insensitive,
         .header-bar.selection-mode .button.suggested-action:insensitive {
-          color: #939695;
+          color: #949796;
           border-color: #1c1f1f;
-          background-image: linear-gradient(to bottom, #323636);
+          background-image: linear-gradient(to bottom, #333636);
           text-shadow: none;
           icon-shadow: none;
           box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(43, 100, 160, 0.55);
@@ -1784,8 +1840,8 @@ GtkComboBox {
             color: inherit; }
         .titlebar.selection-mode .button.suggested-action:backdrop,
         .header-bar.selection-mode .button.suggested-action:backdrop {
-          color: #939695;
-          border-color: #1e2222;
+          color: #949796;
+          border-color: #1f2222;
           background-image: linear-gradient(to bottom, #393f3f);
           text-shadow: none;
           icon-shadow: none;
@@ -1794,8 +1850,8 @@ GtkComboBox {
         .titlebar.selection-mode .button.suggested-action:backdrop:insensitive,
         .header-bar.selection-mode .button.suggested-action:backdrop:insensitive {
           color: #5d6767;
-          border-color: #1e2222;
-          background-image: linear-gradient(to bottom, #323636);
+          border-color: #1f2222;
+          background-image: linear-gradient(to bottom, #333636);
           text-shadow: none;
           icon-shadow: none;
           box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(43, 100, 160, 0);
@@ -1867,33 +1923,33 @@ GtkTreeView.view {
   -GtkTreeView-tree-line-width: 1;
   -GtkTreeView-tree-line-pattern: '';
   -GtkTreeView-expander-size: 16;
-  border-left-color: #8b8b8a;
+  border-left-color: #8c8c8b;
   border-top-color: #393f3f; }
   GtkTreeView.view:selected {
     border-radius: 0; }
   GtkTreeView.view:selected, GtkTreeView.view:backdrop:selected {
-    border-left-color: #90aecd;
+    border-left-color: #90aece;
     border-top-color: rgba(238, 238, 236, 0.1); }
   GtkTreeView.view:insensitive {
-    color: #939695; }
+    color: #949796; }
     GtkTreeView.view:insensitive:selected {
-      color: #799dc3; }
+      color: #7a9ec4; }
       GtkTreeView.view:insensitive:selected:backdrop {
-        color: #638db9; }
+        color: #648eba; }
     GtkTreeView.view:insensitive:backdrop {
       color: #5d6767; }
   GtkTreeView.view.separator:backdrop {
     color: rgba(0, 0, 0, 0.1); }
   GtkTreeView.view:backdrop {
-    border-left-color: #666a6a;
+    border-left-color: #676b6b;
     border-top: #393f3f; }
   GtkTreeView.view.dnd {
     border-style: solid none;
     border-width: 1px;
-    border-color: #87a5c4; }
+    border-color: #88a6c4; }
   GtkTreeView.view.expander {
     -gtk-icon-source: -gtk-icontheme("pan-end-symbolic");
-    color: #b2b2b1; }
+    color: #b3b3b2; }
     GtkTreeView.view.expander:dir(rtl) {
       -gtk-icon-source: -gtk-icontheme("pan-end-symbolic-rtl"); }
     GtkTreeView.view.expander:hover {
@@ -1907,7 +1963,7 @@ GtkTreeView.view {
     GtkTreeView.view.expander:checked {
       -gtk-icon-source: -gtk-icontheme("pan-down-symbolic"); }
     GtkTreeView.view.expander:backdrop {
-      color: #747675; }
+      color: #757776; }
   GtkTreeView.view.progressbar {
     border: 1px solid #0f2b48;
     border-radius: 4px;
@@ -1932,7 +1988,7 @@ GtkTreeView.view {
 column-header .button, column-header .header-bar .button.titlebutton, .header-bar column-header 
.button.titlebutton,
 column-header .titlebar .button.titlebutton,
 .titlebar column-header .button.titlebutton {
-  color: #8b8b8a;
+  color: #8c8c8b;
   background-color: #292929;
   font-weight: bold;
   text-shadow: none;
@@ -1940,7 +1996,7 @@ column-header .titlebar .button.titlebutton,
   column-header .button:hover, column-header .header-bar .button.titlebutton:hover, .header-bar 
column-header .button.titlebutton:hover,
   column-header .titlebar .button.titlebutton:hover,
   .titlebar column-header .button.titlebutton:hover {
-    color: #bcbcbb;
+    color: #bdbdbc;
     box-shadow: none;
     transition: none; }
   column-header .button:active, column-header .header-bar .button.titlebutton:active, .header-bar 
column-header .button.titlebutton:active,
@@ -1981,7 +2037,7 @@ column-header .titlebar .button.titlebutton,
   .titlebar column-header .button.titlebutton:backdrop {
     border-color: #393f3f;
     border-style: none solid solid none;
-    color: #666a6a;
+    color: #676b6b;
     background-image: none;
     background-color: #2c2c2c; }
     column-header .button:backdrop:insensitive {
@@ -2003,7 +2059,7 @@ column-header .titlebar .button.titlebutton,
       box-shadow: inset 0 -3px #215d9c;
       color: #4a90d9; }
     .menubar > .menuitem:insensitive {
-      color: #939695;
+      color: #949796;
       box-shadow: none; }
 
 .menu {
@@ -2020,11 +2076,11 @@ column-header .titlebar .button.titlebutton,
       color: #ffffff;
       background-color: #215d9c; }
     .menu .menuitem:insensitive {
-      color: #939695; }
+      color: #949796; }
       .menu .menuitem:insensitive:backdrop {
         color: #5d6767; }
     .menu .menuitem:backdrop, .menu .menuitem:backdrop:hover {
-      color: #939695;
+      color: #949796;
       background-color: #2c2c2c; }
     .menu .menuitem.arrow {
       -gtk-icon-source: -gtk-icontheme("pan-end-symbolic"); }
@@ -2035,11 +2091,11 @@ column-header .titlebar .button.titlebutton,
     border-style: none;
     border-radius: 0; }
     .menu.button.top {
-      border-bottom: 1px solid #3c3c3c; }
+      border-bottom: 1px solid #3d3d3c; }
     .menu.button.bottom {
-      border-top: 1px solid #3c3c3c; }
+      border-top: 1px solid #3d3d3c; }
     .menu.button:hover {
-      background-color: #3c3c3c; }
+      background-color: #3d3d3c; }
     .menu.button:insensitive {
       color: transparent;
       background-color: transparent;
@@ -2067,10 +2123,11 @@ column-header .titlebar .button.titlebutton,
   .popover > .location-bar, .popover.osd > .toolbar, .popover.osd > .inline-toolbar, .popover.osd > 
.search-bar, .popover.osd > .location-bar {
     border-style: none;
     background-color: transparent; }
-  .popover .button.flat, .popover .header-bar .titlebutton.button, .header-bar .popover .titlebutton.button,
+  .popover .button.flat, .popover .sidebar-button.button, .popover .header-bar .titlebutton.button, 
.header-bar .popover .titlebutton.button,
   .popover .titlebar .titlebutton.button,
   .titlebar .popover .titlebutton.button,
   .popover .button.flat:hover,
+  .popover .sidebar-button.button:hover,
   .popover .header-bar .titlebutton.button:hover,
   .header-bar .popover .titlebutton.button:hover,
   .popover .titlebar .titlebutton.button:hover,
@@ -2119,7 +2176,7 @@ column-header .titlebar .button.titlebutton,
     .notebook.frame.left {
       border-left-width: 0; }
     .notebook.frame:backdrop {
-      border-color: #1e2222; }
+      border-color: #1f2222; }
   .notebook.header {
     background-color: #303535; }
     .notebook.header.frame {
@@ -2133,25 +2190,25 @@ column-header .titlebar .button.titlebutton,
       .notebook.header.frame.left {
         border-right-width: 0; }
       .notebook.header.frame:backdrop {
-        border-color: #1e2222; }
+        border-color: #1f2222; }
     .notebook.header.top {
       box-shadow: inset 0 2px 3px -1px rgba(0, 0, 0, 0.15), inset 0 -1px #1c1f1f; }
       .notebook.header.top:backdrop {
-        box-shadow: inset 0 -1px #1e2222; }
+        box-shadow: inset 0 -1px #1f2222; }
     .notebook.header.bottom {
       box-shadow: inset 0 2px 3px -1px rgba(0, 0, 0, 0.15), inset 0 1px #1c1f1f; }
       .notebook.header.bottom:backdrop {
-        box-shadow: inset 0 1px #1e2222; }
+        box-shadow: inset 0 1px #1f2222; }
     .notebook.header.right {
       box-shadow: inset 0 2px 3px -1px rgba(0, 0, 0, 0.15), inset 1px 0 #1c1f1f; }
       .notebook.header.right:backdrop {
-        box-shadow: inset 1px 0 #1e2222; }
+        box-shadow: inset 1px 0 #1f2222; }
     .notebook.header.left {
       box-shadow: inset 0 2px 3px -1px rgba(0, 0, 0, 0.15), inset -1px 0 #1c1f1f; }
       .notebook.header.left:backdrop {
-        box-shadow: inset -1px 0 #1e2222; }
+        box-shadow: inset -1px 0 #1f2222; }
     .notebook.header:backdrop {
-      background-color: #2f3434;
+      background-color: #303535;
       box-shadow: none; }
   .notebook tab {
     border-width: 0;
@@ -2228,7 +2285,7 @@ column-header .titlebar .button.titlebutton,
         .notebook tab.reorderable-page.top:active:hover, .notebook 
tab.reorderable-page.top.active-page:hover {
           background-color: rgba(57, 63, 63, 0.7); }
         .notebook tab.reorderable-page.top:active:backdrop, .notebook 
tab.reorderable-page.top.active-page:backdrop {
-          border-color: #1e2222;
+          border-color: #1f2222;
           background-color: #393f3f;
           border-bottom-color: #215d9c; }
       .notebook tab.reorderable-page.top:backdrop {
@@ -2247,7 +2304,7 @@ column-header .titlebar .button.titlebutton,
         .notebook tab.reorderable-page.bottom:active:hover, .notebook 
tab.reorderable-page.bottom.active-page:hover {
           background-color: rgba(57, 63, 63, 0.7); }
         .notebook tab.reorderable-page.bottom:active:backdrop, .notebook 
tab.reorderable-page.bottom.active-page:backdrop {
-          border-color: #1e2222;
+          border-color: #1f2222;
           background-color: #393f3f;
           border-top-color: #215d9c; }
       .notebook tab.reorderable-page.bottom:backdrop {
@@ -2266,7 +2323,7 @@ column-header .titlebar .button.titlebutton,
         .notebook tab.reorderable-page.left:active:hover, .notebook 
tab.reorderable-page.left.active-page:hover {
           background-color: rgba(57, 63, 63, 0.7); }
         .notebook tab.reorderable-page.left:active:backdrop, .notebook 
tab.reorderable-page.left.active-page:backdrop {
-          border-color: #1e2222;
+          border-color: #1f2222;
           background-color: #393f3f;
           border-right-color: #215d9c; }
       .notebook tab.reorderable-page.left:backdrop {
@@ -2285,7 +2342,7 @@ column-header .titlebar .button.titlebutton,
         .notebook tab.reorderable-page.right:active:hover, .notebook 
tab.reorderable-page.right.active-page:hover {
           background-color: rgba(57, 63, 63, 0.7); }
         .notebook tab.reorderable-page.right:active:backdrop, .notebook 
tab.reorderable-page.right.active-page:backdrop {
-          border-color: #1e2222;
+          border-color: #1f2222;
           background-color: #393f3f;
           border-left-color: #215d9c; }
       .notebook tab.reorderable-page.right:backdrop {
@@ -2294,17 +2351,17 @@ column-header .titlebar .button.titlebutton,
     .notebook tab .label {
       padding: 0 2px;
       font-weight: bold;
-      color: #939695; }
+      color: #949796; }
       .notebook tab .label:backdrop, .notebook tab .label.prelight-page:backdrop {
-        color: #787e7e; }
+        color: #797f7f; }
     .notebook tab .prelight-page .label, .notebook tab .label.prelight-page {
-      color: #c0c2c0; }
+      color: #c1c3c1; }
       .notebook tab .prelight-page .label:backdrop, .notebook tab .label.prelight-page:backdrop {
-        color: #787e7e; }
+        color: #797f7f; }
     .notebook tab .active-page .label, .notebook tab .label.active-page {
       color: #eeeeec; }
       .notebook tab .active-page .label:backdrop, .notebook tab .label.active-page:backdrop {
-        color: #939695; }
+        color: #949796; }
     .notebook tab .button, .notebook tab .header-bar .button.titlebutton, .header-bar .notebook tab 
.button.titlebutton,
     .notebook tab .titlebar .button.titlebutton,
     .titlebar .notebook tab .button.titlebutton {
@@ -2333,22 +2390,22 @@ column-header .titlebar .button.titlebutton,
         icon-shadow: 0 -1px rgba(0, 0, 0, 0.89176);
         box-shadow: inset 0 1px rgba(0, 0, 0, 0.07), inset 0 2px 1px -2px rgba(0, 0, 0, 0.6); }
       .notebook tab .button:backdrop {
-        color: rgba(147, 150, 149, 0.3);
+        color: rgba(148, 151, 150, 0.3);
         border-color: transparent; }
       .notebook tab .button > GtkImage, .notebook tab .header-bar .button.titlebutton > GtkImage, 
.header-bar .notebook tab .button.titlebutton > GtkImage,
       .notebook tab .titlebar .button.titlebutton > GtkImage,
       .titlebar .notebook tab .button.titlebutton > GtkImage {
         padding: 2px; }
   .notebook.arrow {
-    color: #939695; }
+    color: #949796; }
     .notebook.arrow:hover {
-      color: #c0c2c0; }
+      color: #c1c3c1; }
     .notebook.arrow:active {
       color: #eeeeec; }
     .notebook.arrow:insensitive {
-      color: rgba(147, 150, 149, 0.3); }
+      color: rgba(148, 151, 150, 0.3); }
     .notebook.arrow:backdrop {
-      color: rgba(147, 150, 149, 0.4); }
+      color: rgba(148, 151, 150, 0.4); }
       .notebook.arrow:backdrop:insensitive {
         color: #5d6767; }
 
@@ -2391,15 +2448,15 @@ column-header .titlebar .button.titlebutton,
     border: 1px none #1c1f1f; }
     .scrollbar .trough:backdrop {
       background-color: #323737;
-      border-color: #1e2222; }
+      border-color: #1f2222; }
   .scrollbar .slider {
-    background-color: #a5a8a6; }
+    background-color: #a6a8a7; }
     .scrollbar .slider:hover {
-      background-color: #c9cbc9; }
+      background-color: #cacbc9; }
     .scrollbar .slider:prelight:active {
       background-color: #2a76c6; }
     .scrollbar .slider:backdrop {
-      background-color: #5d6161; }
+      background-color: #5d6262; }
     .scrollbar .slider:insensitive {
       background-color: transparent; }
   .scrollbar .slider {
@@ -2439,7 +2496,7 @@ column-header .titlebar .button.titlebutton,
     border-image-slice: 0 1 0 0; }
   .scrollbars-junction:backdrop,
   .scrollbars-junction.frame:backdrop {
-    border-image-source: linear-gradient(to bottom, #1e2222 1px, transparent 1px);
+    border-image-source: linear-gradient(to bottom, #1f2222 1px, transparent 1px);
     background-color: #323737; }
 
 /**********
@@ -2464,16 +2521,16 @@ GtkSwitch {
       box-shadow: 0 1px rgba(238, 238, 236, 0.1);
       text-shadow: 0 1px rgba(15, 43, 72, 0.5), 0 0 2px rgba(255, 255, 255, 0.6); }
     GtkSwitch.trough:insensitive {
-      color: #939695;
+      color: #949796;
       border-color: #1c1f1f;
       background-image: none;
-      background-color: #323636;
+      background-color: #333636;
       box-shadow: 0 1px rgba(238, 238, 236, 0.1);
       text-shadow: none; }
     GtkSwitch.trough:backdrop {
-      color: #939695;
-      border-color: #1e2222;
-      background-image: linear-gradient(to bottom, #2f3434);
+      color: #949796;
+      border-color: #1f2222;
+      background-image: linear-gradient(to bottom, #303535);
       box-shadow: none;
       text-shadow: none; }
       GtkSwitch.trough:backdrop:active {
@@ -2482,9 +2539,9 @@ GtkSwitch {
         box-shadow: none; }
       GtkSwitch.trough:backdrop:insensitive {
         color: #5d6767;
-        border-color: #1e2222;
+        border-color: #1f2222;
         background-image: none;
-        background-color: #323636; }
+        background-color: #333636; }
   GtkSwitch.slider {
     border: 1px solid;
     border-radius: 3px;
@@ -2495,7 +2552,7 @@ GtkSwitch {
     text-shadow: 0 -1px rgba(0, 0, 0, 0.81176);
     icon-shadow: 0 -1px rgba(0, 0, 0, 0.81176);
     box-shadow: inset 0 1px rgba(255, 255, 255, 0.1), 0 1px rgba(238, 238, 236, 0.1);
-    box-shadow: inset 0 1px rgba(255, 255, 255, 0.15), inset 0 -2px rgba(57, 63, 63, 0.6), inset 0 -1px 
#2a2f2f; }
+    box-shadow: inset 0 1px rgba(255, 255, 255, 0.15), inset 0 -2px rgba(57, 63, 63, 0.6), inset 0 -1px 
#2b2f2f; }
     GtkSwitch.slider:hover {
       color: #eeeeec;
       outline-color: rgba(238, 238, 236, 0.3);
@@ -2504,21 +2561,21 @@ GtkSwitch {
       text-shadow: 0 -1px rgba(0, 0, 0, 0.77976);
       icon-shadow: 0 -1px rgba(0, 0, 0, 0.77976);
       box-shadow: inset 0 1px rgba(255, 255, 255, 0.1), 0 1px rgba(238, 238, 236, 0.1);
-      box-shadow: inset 0 1px rgba(255, 255, 255, 0.15), inset 0 -2px rgba(57, 63, 63, 0.6), inset 0 -1px 
#2a2f2f; }
+      box-shadow: inset 0 1px rgba(255, 255, 255, 0.15), inset 0 -2px rgba(57, 63, 63, 0.6), inset 0 -1px 
#2b2f2f; }
     GtkSwitch.slider:active {
       border: 1px solid #0f2b48; }
     GtkSwitch.slider:insensitive {
-      color: #939695;
+      color: #949796;
       border-color: #1c1f1f;
-      background-image: linear-gradient(to bottom, #323636);
+      background-image: linear-gradient(to bottom, #333636);
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
       GtkSwitch.slider:insensitive > .label {
         color: inherit; }
     GtkSwitch.slider:backdrop {
-      color: #939695;
-      border-color: #1e2222;
+      color: #949796;
+      border-color: #1f2222;
       background-image: linear-gradient(to bottom, #393f3f);
       text-shadow: none;
       icon-shadow: none;
@@ -2528,8 +2585,8 @@ GtkSwitch {
         border-color: #0f2b48; }
       GtkSwitch.slider:backdrop:insensitive {
         color: #5d6767;
-        border-color: #1e2222;
-        background-image: linear-gradient(to bottom, #323636);
+        border-color: #1f2222;
+        background-image: linear-gradient(to bottom, #333636);
         text-shadow: none;
         icon-shadow: none;
         box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0);
@@ -2543,132 +2600,132 @@ GtkSwitch {
 .check {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-dark.png"), 
url("assets/checkbox-unchecked-dark 2 png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
-  .check.button.flat, .header-bar .check.titlebutton.button,
+  .check.button.flat, .check.sidebar-button.button, .header-bar .check.titlebutton.button,
   .titlebar .check.titlebutton.button {
     icon-shadow: none; }
 
 .check:hover {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-hover-dark.png"), 
url("assets/checkbox-unchecked-hover-dark 2 png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
-  .check:hover.button.flat, .header-bar .check.titlebutton.button:hover,
+  .check:hover.button.flat, .check.sidebar-button.button:hover, .header-bar .check.titlebutton.button:hover,
   .titlebar .check.titlebutton.button:hover {
     icon-shadow: none; }
 
 .check:active {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-active-dark.png"), 
url("assets/checkbox-unchecked-active-dark 2 png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
-  .check:active.button.flat, .header-bar .check.titlebutton.button:active,
+  .check:active.button.flat, .check.sidebar-button.button:active, .header-bar 
.check.titlebutton.button:active,
   .titlebar .check.titlebutton.button:active {
     icon-shadow: none; }
 
 .check:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-insensitive-dark.png"), 
url("assets/checkbox-unchecked-insensitive-dark 2 png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
-  .check:insensitive.button.flat, .header-bar .check.titlebutton.button:insensitive,
+  .check:insensitive.button.flat, .check.sidebar-button.button:insensitive, .header-bar 
.check.titlebutton.button:insensitive,
   .titlebar .check.titlebutton.button:insensitive {
     icon-shadow: none; }
 
 .check:backdrop {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-backdrop-dark.png"), 
url("assets/checkbox-unchecked-backdrop-dark 2 png"));
   icon-shadow: none; }
-  .check:backdrop.button.flat, .header-bar .check.titlebutton.button:backdrop,
+  .check:backdrop.button.flat, .check.sidebar-button.button:backdrop, .header-bar 
.check.titlebutton.button:backdrop,
   .titlebar .check.titlebutton.button:backdrop {
     icon-shadow: none; }
 
 .check:backdrop:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-backdrop-insensitive-dark.png"), 
url("assets/checkbox-unchecked-backdrop-insensitive-dark 2 png"));
   icon-shadow: none; }
-  .check:backdrop:insensitive.button.flat, .header-bar .check.titlebutton.button:backdrop:insensitive,
+  .check:backdrop:insensitive.button.flat, .check.sidebar-button.button:backdrop:insensitive, .header-bar 
.check.titlebutton.button:backdrop:insensitive,
   .titlebar .check.titlebutton.button:backdrop:insensitive {
     icon-shadow: none; }
 
 .check:inconsistent {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-dark.png"), url("assets/checkbox-mixed-dark 2 
png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
-  .check:inconsistent.button.flat, .header-bar .check.titlebutton.button:inconsistent,
+  .check:inconsistent.button.flat, .check.sidebar-button.button:inconsistent, .header-bar 
.check.titlebutton.button:inconsistent,
   .titlebar .check.titlebutton.button:inconsistent {
     icon-shadow: none; }
 
 .check:inconsistent:hover {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-hover-dark.png"), 
url("assets/checkbox-mixed-hover-dark 2 png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
-  .check:inconsistent:hover.button.flat, .header-bar .check.titlebutton.button:inconsistent:hover,
+  .check:inconsistent:hover.button.flat, .check.sidebar-button.button:inconsistent:hover, .header-bar 
.check.titlebutton.button:inconsistent:hover,
   .titlebar .check.titlebutton.button:inconsistent:hover {
     icon-shadow: none; }
 
 .check:inconsistent:selected {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-active-dark.png"), 
url("assets/checkbox-mixed-active-dark 2 png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
-  .check:inconsistent:selected.button.flat, .header-bar .check.titlebutton.button:inconsistent:selected,
+  .check:inconsistent:selected.button.flat, .check.sidebar-button.button:inconsistent:selected, .header-bar 
.check.titlebutton.button:inconsistent:selected,
   .titlebar .check.titlebutton.button:inconsistent:selected {
     icon-shadow: none; }
 
 .check:inconsistent:backdrop {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-backdrop-dark.png"), 
url("assets/checkbox-mixed-backdrop-dark 2 png"));
   icon-shadow: none; }
-  .check:inconsistent:backdrop.button.flat, .header-bar .check.titlebutton.button:inconsistent:backdrop,
+  .check:inconsistent:backdrop.button.flat, .check.sidebar-button.button:inconsistent:backdrop, .header-bar 
.check.titlebutton.button:inconsistent:backdrop,
   .titlebar .check.titlebutton.button:inconsistent:backdrop {
     icon-shadow: none; }
 
 .check:inconsistent:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-insensitive-dark.png"), 
url("assets/checkbox-mixed-insensitive-dark 2 png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
-  .check:inconsistent:insensitive.button.flat, .header-bar 
.check.titlebutton.button:inconsistent:insensitive,
+  .check:inconsistent:insensitive.button.flat, .check.sidebar-button.button:inconsistent:insensitive, 
.header-bar .check.titlebutton.button:inconsistent:insensitive,
   .titlebar .check.titlebutton.button:inconsistent:insensitive {
     icon-shadow: none; }
 
 .check:inconsistent:insensitive:backdrop {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-backdrop-insensitive-dark.png"), 
url("assets/checkbox-mixed-backdrop-insensitive-dark 2 png"));
   icon-shadow: none; }
-  .check:inconsistent:insensitive:backdrop.button.flat, .header-bar 
.check.titlebutton.button:inconsistent:insensitive:backdrop,
+  .check:inconsistent:insensitive:backdrop.button.flat, 
.check.sidebar-button.button:inconsistent:insensitive:backdrop, .header-bar 
.check.titlebutton.button:inconsistent:insensitive:backdrop,
   .titlebar .check.titlebutton.button:inconsistent:insensitive:backdrop {
     icon-shadow: none; }
 
 .check:checked {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-dark.png"), url("assets/checkbox-checked-dark 2 
png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
-  .check:checked.button.flat, .header-bar .check.titlebutton.button:checked,
+  .check:checked.button.flat, .check.sidebar-button.button:checked, .header-bar 
.check.titlebutton.button:checked,
   .titlebar .check.titlebutton.button:checked {
     icon-shadow: none; }
 
 .check:checked:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-insensitive-dark.png"), 
url("assets/checkbox-checked-insensitive-dark 2 png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
-  .check:checked:insensitive.button.flat, .header-bar .check.titlebutton.button:checked:insensitive,
+  .check:checked:insensitive.button.flat, .check.sidebar-button.button:checked:insensitive, .header-bar 
.check.titlebutton.button:checked:insensitive,
   .titlebar .check.titlebutton.button:checked:insensitive {
     icon-shadow: none; }
 
 .check:checked:hover {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-hover-dark.png"), 
url("assets/checkbox-checked-hover-dark 2 png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
-  .check:checked:hover.button.flat, .header-bar .check.titlebutton.button:checked:hover,
+  .check:checked:hover.button.flat, .check.sidebar-button.button:checked:hover, .header-bar 
.check.titlebutton.button:checked:hover,
   .titlebar .check.titlebutton.button:checked:hover {
     icon-shadow: none; }
 
 .check:checked:active {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-active-dark.png"), 
url("assets/checkbox-checked-active-dark 2 png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
-  .check:checked:active.button.flat, .header-bar .check.titlebutton.button:checked:active,
+  .check:checked:active.button.flat, .check.sidebar-button.button:checked:active, .header-bar 
.check.titlebutton.button:checked:active,
   .titlebar .check.titlebutton.button:checked:active {
     icon-shadow: none; }
 
 .check:backdrop:checked {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-backdrop-dark.png"), 
url("assets/checkbox-checked-backdrop-dark 2 png"));
   icon-shadow: none; }
-  .check:backdrop:checked.button.flat, .header-bar .check.titlebutton.button:backdrop:checked,
+  .check:backdrop:checked.button.flat, .check.sidebar-button.button:backdrop:checked, .header-bar 
.check.titlebutton.button:backdrop:checked,
   .titlebar .check.titlebutton.button:backdrop:checked {
     icon-shadow: none; }
 
 .check:backdrop:checked:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-backdrop-insensitive-dark.png"), 
url("assets/checkbox-checked-backdrop-insensitive-dark 2 png"));
   icon-shadow: none; }
-  .check:backdrop:checked:insensitive.button.flat, .header-bar 
.check.titlebutton.button:backdrop:checked:insensitive,
+  .check:backdrop:checked:insensitive.button.flat, 
.check.sidebar-button.button:backdrop:checked:insensitive, .header-bar 
.check.titlebutton.button:backdrop:checked:insensitive,
   .titlebar .check.titlebutton.button:backdrop:checked:insensitive {
     icon-shadow: none; }
 
 .menu .menuitem.check {
   -gtk-icon-source: -gtk-icontheme("checkbox-symbolic");
-  color: #a5a8a6;
+  color: #a6a8a7;
   icon-shadow: none; }
   .menu .menuitem.check:active, .menu .menuitem.check:checked {
     -gtk-icon-source: -gtk-icontheme("checkbox-checked-symbolic"); }
@@ -2677,137 +2734,137 @@ GtkSwitch {
   .menu .menuitem.check:hover {
     color: #ffffff; }
   .menu .menuitem.check:insensitive {
-    color: #666a6a; }
+    color: #676b6b; }
 
 .radio {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-dark.png"), url("assets/radio-unchecked-dark 2 
png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
-  .radio.button.flat, .header-bar .radio.titlebutton.button,
+  .radio.button.flat, .radio.sidebar-button.button, .header-bar .radio.titlebutton.button,
   .titlebar .radio.titlebutton.button {
     icon-shadow: none; }
 
 .radio:hover {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-hover-dark.png"), 
url("assets/radio-unchecked-hover-dark 2 png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
-  .radio:hover.button.flat, .header-bar .radio.titlebutton.button:hover,
+  .radio:hover.button.flat, .radio.sidebar-button.button:hover, .header-bar .radio.titlebutton.button:hover,
   .titlebar .radio.titlebutton.button:hover {
     icon-shadow: none; }
 
 .radio:active {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-active-dark.png"), 
url("assets/radio-unchecked-active-dark 2 png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
-  .radio:active.button.flat, .header-bar .radio.titlebutton.button:active,
+  .radio:active.button.flat, .radio.sidebar-button.button:active, .header-bar 
.radio.titlebutton.button:active,
   .titlebar .radio.titlebutton.button:active {
     icon-shadow: none; }
 
 .radio:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-insensitive-dark.png"), 
url("assets/radio-unchecked-insensitive-dark 2 png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
-  .radio:insensitive.button.flat, .header-bar .radio.titlebutton.button:insensitive,
+  .radio:insensitive.button.flat, .radio.sidebar-button.button:insensitive, .header-bar 
.radio.titlebutton.button:insensitive,
   .titlebar .radio.titlebutton.button:insensitive {
     icon-shadow: none; }
 
 .radio:backdrop {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-backdrop-dark.png"), 
url("assets/radio-unchecked-backdrop-dark 2 png"));
   icon-shadow: none; }
-  .radio:backdrop.button.flat, .header-bar .radio.titlebutton.button:backdrop,
+  .radio:backdrop.button.flat, .radio.sidebar-button.button:backdrop, .header-bar 
.radio.titlebutton.button:backdrop,
   .titlebar .radio.titlebutton.button:backdrop {
     icon-shadow: none; }
 
 .radio:backdrop:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-backdrop-insensitive-dark.png"), 
url("assets/radio-unchecked-backdrop-insensitive-dark 2 png"));
   icon-shadow: none; }
-  .radio:backdrop:insensitive.button.flat, .header-bar .radio.titlebutton.button:backdrop:insensitive,
+  .radio:backdrop:insensitive.button.flat, .radio.sidebar-button.button:backdrop:insensitive, .header-bar 
.radio.titlebutton.button:backdrop:insensitive,
   .titlebar .radio.titlebutton.button:backdrop:insensitive {
     icon-shadow: none; }
 
 .radio:inconsistent {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-dark.png"), url("assets/radio-mixed-dark 2 png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
-  .radio:inconsistent.button.flat, .header-bar .radio.titlebutton.button:inconsistent,
+  .radio:inconsistent.button.flat, .radio.sidebar-button.button:inconsistent, .header-bar 
.radio.titlebutton.button:inconsistent,
   .titlebar .radio.titlebutton.button:inconsistent {
     icon-shadow: none; }
 
 .radio:inconsistent:hover {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-hover-dark.png"), url("assets/radio-mixed-hover-dark 
2 png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
-  .radio:inconsistent:hover.button.flat, .header-bar .radio.titlebutton.button:inconsistent:hover,
+  .radio:inconsistent:hover.button.flat, .radio.sidebar-button.button:inconsistent:hover, .header-bar 
.radio.titlebutton.button:inconsistent:hover,
   .titlebar .radio.titlebutton.button:inconsistent:hover {
     icon-shadow: none; }
 
 .radio:inconsistent:selected {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-active-dark.png"), 
url("assets/radio-mixed-active-dark 2 png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
-  .radio:inconsistent:selected.button.flat, .header-bar .radio.titlebutton.button:inconsistent:selected,
+  .radio:inconsistent:selected.button.flat, .radio.sidebar-button.button:inconsistent:selected, .header-bar 
.radio.titlebutton.button:inconsistent:selected,
   .titlebar .radio.titlebutton.button:inconsistent:selected {
     icon-shadow: none; }
 
 .radio:inconsistent:backdrop {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-backdrop-dark.png"), 
url("assets/radio-mixed-backdrop-dark 2 png"));
   icon-shadow: none; }
-  .radio:inconsistent:backdrop.button.flat, .header-bar .radio.titlebutton.button:inconsistent:backdrop,
+  .radio:inconsistent:backdrop.button.flat, .radio.sidebar-button.button:inconsistent:backdrop, .header-bar 
.radio.titlebutton.button:inconsistent:backdrop,
   .titlebar .radio.titlebutton.button:inconsistent:backdrop {
     icon-shadow: none; }
 
 .radio:inconsistent:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-insensitive-dark.png"), 
url("assets/radio-mixed-insensitive-dark 2 png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
-  .radio:inconsistent:insensitive.button.flat, .header-bar 
.radio.titlebutton.button:inconsistent:insensitive,
+  .radio:inconsistent:insensitive.button.flat, .radio.sidebar-button.button:inconsistent:insensitive, 
.header-bar .radio.titlebutton.button:inconsistent:insensitive,
   .titlebar .radio.titlebutton.button:inconsistent:insensitive {
     icon-shadow: none; }
 
 .radio:inconsistent:insensitive:backdrop {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-backdrop-insensitive-dark.png"), 
url("assets/radio-mixed-backdrop-insensitive-dark 2 png"));
   icon-shadow: none; }
-  .radio:inconsistent:insensitive:backdrop.button.flat, .header-bar 
.radio.titlebutton.button:inconsistent:insensitive:backdrop,
+  .radio:inconsistent:insensitive:backdrop.button.flat, 
.radio.sidebar-button.button:inconsistent:insensitive:backdrop, .header-bar 
.radio.titlebutton.button:inconsistent:insensitive:backdrop,
   .titlebar .radio.titlebutton.button:inconsistent:insensitive:backdrop {
     icon-shadow: none; }
 
 .radio:checked {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-dark.png"), url("assets/radio-checked-dark 2 
png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
-  .radio:checked.button.flat, .header-bar .radio.titlebutton.button:checked,
+  .radio:checked.button.flat, .radio.sidebar-button.button:checked, .header-bar 
.radio.titlebutton.button:checked,
   .titlebar .radio.titlebutton.button:checked {
     icon-shadow: none; }
 
 .radio:checked:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-insensitive-dark.png"), 
url("assets/radio-checked-insensitive-dark 2 png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
-  .radio:checked:insensitive.button.flat, .header-bar .radio.titlebutton.button:checked:insensitive,
+  .radio:checked:insensitive.button.flat, .radio.sidebar-button.button:checked:insensitive, .header-bar 
.radio.titlebutton.button:checked:insensitive,
   .titlebar .radio.titlebutton.button:checked:insensitive {
     icon-shadow: none; }
 
 .radio:checked:hover {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-hover-dark.png"), 
url("assets/radio-checked-hover-dark 2 png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
-  .radio:checked:hover.button.flat, .header-bar .radio.titlebutton.button:checked:hover,
+  .radio:checked:hover.button.flat, .radio.sidebar-button.button:checked:hover, .header-bar 
.radio.titlebutton.button:checked:hover,
   .titlebar .radio.titlebutton.button:checked:hover {
     icon-shadow: none; }
 
 .radio:checked:active {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-active-dark.png"), 
url("assets/radio-checked-active-dark 2 png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
-  .radio:checked:active.button.flat, .header-bar .radio.titlebutton.button:checked:active,
+  .radio:checked:active.button.flat, .radio.sidebar-button.button:checked:active, .header-bar 
.radio.titlebutton.button:checked:active,
   .titlebar .radio.titlebutton.button:checked:active {
     icon-shadow: none; }
 
 .radio:backdrop:checked {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-backdrop-dark.png"), 
url("assets/radio-checked-backdrop-dark 2 png"));
   icon-shadow: none; }
-  .radio:backdrop:checked.button.flat, .header-bar .radio.titlebutton.button:backdrop:checked,
+  .radio:backdrop:checked.button.flat, .radio.sidebar-button.button:backdrop:checked, .header-bar 
.radio.titlebutton.button:backdrop:checked,
   .titlebar .radio.titlebutton.button:backdrop:checked {
     icon-shadow: none; }
 
 .radio:backdrop:checked:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-backdrop-insensitive-dark.png"), 
url("assets/radio-checked-backdrop-insensitive-dark 2 png"));
   icon-shadow: none; }
-  .radio:backdrop:checked:insensitive.button.flat, .header-bar 
.radio.titlebutton.button:backdrop:checked:insensitive,
+  .radio:backdrop:checked:insensitive.button.flat, 
.radio.sidebar-button.button:backdrop:checked:insensitive, .header-bar 
.radio.titlebutton.button:backdrop:checked:insensitive,
   .titlebar .radio.titlebutton.button:backdrop:checked:insensitive {
     icon-shadow: none; }
 
 .menu .menuitem.radio {
   -gtk-icon-source: -gtk-icontheme("radio-symbolic");
-  color: #a5a8a6;
+  color: #a6a8a7;
   icon-shadow: none; }
   .menu .menuitem.radio:active, .menu .menuitem.radio:checked {
     -gtk-icon-source: -gtk-icontheme("radio-checked-symbolic"); }
@@ -2816,7 +2873,7 @@ GtkSwitch {
   .menu .menuitem.radio:hover {
     color: #ffffff; }
   .menu .menuitem.radio:insensitive {
-    color: #666a6a; }
+    color: #676b6b; }
 
 .view.check, .view.radio,
 .list-row .check, list-row .radio {
@@ -2875,7 +2932,7 @@ GtkCheckButton.text-button, GtkRadioButton.text-button {
   padding: 1px 2px 4px;
   outline-offset: 0; }
   GtkCheckButton.text-button:insensitive, GtkCheckButton.text-button:insensitive:active, 
GtkCheckButton.text-button:insensitive:inconsistent, GtkRadioButton.text-button:insensitive, 
GtkRadioButton.text-button:insensitive:active, GtkRadioButton.text-button:insensitive:inconsistent {
-    color: #939695; }
+    color: #949796; }
     GtkCheckButton.text-button:insensitive:backdrop, GtkCheckButton.text-button:insensitive:active:backdrop, 
GtkCheckButton.text-button:insensitive:inconsistent:backdrop, 
GtkRadioButton.text-button:insensitive:backdrop, GtkRadioButton.text-button:insensitive:active:backdrop, 
GtkRadioButton.text-button:insensitive:inconsistent:backdrop {
       color: #5d6767; }
 
@@ -2913,7 +2970,7 @@ GtkCheckButton.text-button, GtkRadioButton.text-button {
     border: 1px solid;
     border-radius: 50%;
     border-color: #151717;
-    box-shadow: inset 0 1px rgba(255, 255, 255, 0.15), inset 0 -2px #393f3f, inset 0 -1px #2a2f2f; }
+    box-shadow: inset 0 1px rgba(255, 255, 255, 0.15), inset 0 -2px #393f3f, inset 0 -1px #2b2f2f; }
     .scale.slider:hover,
     .scale.scale-has-marks-above.scale-has-marks-below.slider:hover,
     .scale.vertical.scale-has-marks-above.scale-has-marks-below.slider:hover {
@@ -2932,22 +2989,22 @@ GtkCheckButton.text-button, GtkRadioButton.text-button {
     .scale.vertical.scale-has-marks-above.scale-has-marks-below.slider:insensitive {
       border-style: solid;
       border-radius: 50%;
-      background-image: linear-gradient(to bottom, #323636);
+      background-image: linear-gradient(to bottom, #333636);
       box-shadow: none; }
     .scale.slider:backdrop,
     .scale.scale-has-marks-above.scale-has-marks-below.slider:backdrop,
     .scale.vertical.scale-has-marks-above.scale-has-marks-below.slider:backdrop {
       border-style: solid;
       border-radius: 50%;
-      border-color: #171a1a;
+      border-color: #181a1a;
       background-image: linear-gradient(to bottom, #393f3f);
       box-shadow: none; }
     .scale.slider:backdrop:insensitive,
     .scale.scale-has-marks-above.scale-has-marks-below.slider:backdrop:insensitive,
     .scale.vertical.scale-has-marks-above.scale-has-marks-below.slider:backdrop:insensitive {
       color: #5d6767;
-      border-color: #1e2222;
-      background-image: linear-gradient(to bottom, #323636);
+      border-color: #1f2222;
+      background-image: linear-gradient(to bottom, #333636);
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0); }
@@ -3034,21 +3091,21 @@ GtkCheckButton.text-button, GtkRadioButton.text-button {
     .scale.vertical.scale-has-marks-above.scale-has-marks-below.trough.vertical:insensitive {
       border-color: #1c1f1f;
       background-image: none;
-      background-color: #323636;
+      background-color: #333636;
       box-shadow: 0 1px rgba(238, 238, 236, 0.1); }
     .scale.trough:backdrop,
     .scale.scale-has-marks-above.scale-has-marks-below.trough:backdrop,
     .scale.vertical.scale-has-marks-above.scale-has-marks-below.trough:backdrop {
-      border-color: #1e2222;
-      background-color: #2a2f2f;
+      border-color: #1f2222;
+      background-color: #2b2f2f;
       box-shadow: none; }
     .scale.trough:backdrop:insensitive, .scale.trough .highlight:backdrop:insensitive,
     .scale.scale-has-marks-above.scale-has-marks-below.trough:backdrop:insensitive,
     .scale.scale-has-marks-above.scale-has-marks-below.trough .highlight:backdrop:insensitive,
     .scale.vertical.scale-has-marks-above.scale-has-marks-below.trough:backdrop:insensitive,
     .scale.vertical.scale-has-marks-above.scale-has-marks-below.trough .highlight:backdrop:insensitive {
-      border-color: #1e2222;
-      background-color: #323636; }
+      border-color: #1f2222;
+      background-color: #333636; }
     .osd .scale.trough, .osd
     .scale.scale-has-marks-above.scale-has-marks-below.trough, .osd
     .scale.vertical.scale-has-marks-above.scale-has-marks-below.trough {
@@ -3329,10 +3386,10 @@ GtkProgressBar {
   GtkProgressBar.trough {
     border: 1px solid #1c1f1f;
     border-radius: 3px;
-    background-color: #2e3333; }
+    background-color: #2f3434; }
     GtkProgressBar.trough:backdrop {
-      border-color: #1e2222;
-      background-color: #2f3434;
+      border-color: #1f2222;
+      background-color: #303535;
       box-shadow: 0 1px rgba(255, 255, 255, 0); }
     GtkProgressBar.trough.osd {
       border-style: none;
@@ -3387,15 +3444,15 @@ GtkProgressBar {
     padding: 2px;
     border-radius: 3px;
     background-color: transparent;
-    background-image: linear-gradient(to bottom, #1c1f1f, #232525 3px, #292929 90%);
+    background-image: linear-gradient(to bottom, #1d2020, #242525 3px, #292929 90%);
     color: white;
     border-color: #1c1f1f;
     box-shadow: inset 0 0 0 1px rgba(33, 93, 156, 0), 0 1px rgba(238, 238, 236, 0.1); }
     .level-bar.trough:backdrop {
       background-color: transparent;
-      background-image: linear-gradient(to bottom, #1c1f1f, #232525 3px, #292929 90%);
-      color: #d4d4d4;
-      border-color: #1e2222;
+      background-image: linear-gradient(to bottom, #1d2020, #242525 3px, #292929 90%);
+      color: #d5d5d5;
+      border-color: #1f2222;
       background-image: linear-gradient(to bottom, #2c2c2c);
       box-shadow: 0 1px rgba(238, 238, 236, 0); }
   .level-bar.fill-block {
@@ -3425,7 +3482,7 @@ GtkProgressBar {
       border-color: rgba(238, 238, 236, 0.1);
       box-shadow: none; }
       .level-bar.fill-block.empty-fill-block:backdrop {
-        border-color: rgba(147, 150, 149, 0.15); }
+        border-color: rgba(148, 151, 150, 0.15); }
 
 /**********
  * Frames *
@@ -3436,7 +3493,7 @@ GtkProgressBar {
   .frame.flat {
     border-style: none; }
   .frame:backdrop {
-    border-color: #1e2222; }
+    border-color: #1f2222; }
   .frame.action-bar {
     padding: 6px;
     border-width: 1px 0 0; }
@@ -3444,10 +3501,9 @@ GtkProgressBar {
 GtkScrolledWindow GtkViewport.frame {
   border-style: none; }
 
-.separator, GtkPlacesSidebar.sidebar .view .separator,
-GtkPlacesSidebar.sidebar .view .separator:backdrop {
+.separator {
   color: rgba(0, 0, 0, 0.1); }
-  GtkFileChooserButton .separator.vertical, GtkFileChooserButton GtkPlacesSidebar.sidebar .view 
.vertical.separator, GtkPlacesSidebar.sidebar .view GtkFileChooserButton .vertical.separator, GtkFontButton 
.separator.vertical, GtkFontButton GtkPlacesSidebar.sidebar .view .vertical.separator, 
GtkPlacesSidebar.sidebar .view GtkFontButton .vertical.separator {
+  GtkFileChooserButton .separator.vertical, GtkFontButton .separator.vertical {
     -GtkWidget-wide-separators: true; }
 
 /*********
@@ -3458,7 +3514,7 @@ GtkPlacesSidebar.sidebar .view .separator:backdrop {
   border-color: #1c1f1f; }
   .list:backdrop, .list-row:backdrop {
     background-color: #2c2c2c;
-    border-color: #1e2222; }
+    border-color: #1f2222; }
 
 .list-row,
 .grid-child {
@@ -3480,7 +3536,7 @@ GtkPlacesSidebar.sidebar .view .separator:backdrop {
   box-shadow: none; }
 
 .list-row.button:hover {
-  background-color: #323232; }
+  background-color: #333333; }
 .list-row.button:active {
   box-shadow: inset 0 2px 2px -2px rgba(0, 0, 0, 0.2); }
 .list-row.button:backdrop:hover {
@@ -3488,7 +3544,7 @@ GtkPlacesSidebar.sidebar .view .separator:backdrop {
 .list-row.button:selected:active {
   box-shadow: inset 0 2px 3px -1px rgba(0, 0, 0, 0.5); }
 .list-row.button:selected:hover {
-  background-color: #356ba4; }
+  background-color: #356ca4; }
 .list-row.button:selected:backdrop {
   background-color: #215d9c; }
 
@@ -3500,7 +3556,7 @@ GtkPlacesSidebar.sidebar .view .separator:backdrop {
   text-shadow: 0 -1px rgba(0, 0, 0, 0.81176);
   icon-shadow: 0 -1px rgba(0, 0, 0, 0.81176);
   box-shadow: inset 0 1px rgba(255, 255, 255, 0.1); }
-  .list-row:selected .button.flat, .list-row:selected .header-bar .titlebutton.button, .header-bar 
.list-row:selected .titlebutton.button,
+  .list-row:selected .button.flat, .list-row:selected .sidebar-button.button, .list-row:selected .header-bar 
.titlebutton.button, .header-bar .list-row:selected .titlebutton.button,
   .list-row:selected .titlebar .titlebutton.button,
   .titlebar .list-row:selected .titlebutton.button {
     border-color: transparent;
@@ -3526,56 +3582,56 @@ GtkPlacesSidebar.sidebar .view .separator:backdrop {
     text-shadow: 0 -1px rgba(0, 0, 0, 0.89176);
     icon-shadow: 0 -1px rgba(0, 0, 0, 0.89176);
     box-shadow: inset 0 1px rgba(0, 0, 0, 0.07), inset 0 2px 1px -2px rgba(0, 0, 0, 0.6); }
-  .list-row:selected .button:backdrop, .list-row:selected .button.flat:backdrop, .list-row:selected 
.header-bar .titlebutton.button:backdrop, .header-bar .list-row:selected .titlebutton.button:backdrop,
+  .list-row:selected .button:backdrop, .list-row:selected .button.flat:backdrop, .list-row:selected 
.sidebar-button.button:backdrop, .list-row:selected .header-bar .titlebutton.button:backdrop, .header-bar 
.list-row:selected .titlebutton.button:backdrop,
   .list-row:selected .titlebar .titlebutton.button:backdrop,
   .titlebar .list-row:selected .titlebutton.button:backdrop {
-    color: #939695;
-    border-color: #1e2222;
+    color: #949796;
+    border-color: #1f2222;
     background-image: linear-gradient(to bottom, #393f3f);
     text-shadow: none;
     icon-shadow: none;
     box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
-    .list-row:selected .button:backdrop:active, .list-row:selected .button:backdrop:checked, 
.list-row:selected .button.flat:backdrop:active, .list-row:selected .header-bar 
.titlebutton.button:backdrop:active, .header-bar .list-row:selected .titlebutton.button:backdrop:active,
+    .list-row:selected .button:backdrop:active, .list-row:selected .button:backdrop:checked, 
.list-row:selected .button.flat:backdrop:active, .list-row:selected .sidebar-button.button:backdrop:active, 
.list-row:selected .header-bar .titlebutton.button:backdrop:active, .header-bar .list-row:selected 
.titlebutton.button:backdrop:active,
     .list-row:selected .titlebar .titlebutton.button:backdrop:active,
-    .titlebar .list-row:selected .titlebutton.button:backdrop:active, .list-row:selected 
.button.flat:backdrop:checked, .list-row:selected .header-bar .titlebutton.button:backdrop:checked, 
.header-bar .list-row:selected .titlebutton.button:backdrop:checked,
+    .titlebar .list-row:selected .titlebutton.button:backdrop:active, .list-row:selected 
.button.flat:backdrop:checked, .list-row:selected .sidebar-button.button:backdrop:checked, .list-row:selected 
.header-bar .titlebutton.button:backdrop:checked, .header-bar .list-row:selected 
.titlebutton.button:backdrop:checked,
     .list-row:selected .titlebar .titlebutton.button:backdrop:checked,
     .titlebar .list-row:selected .titlebutton.button:backdrop:checked {
-      color: #939695;
-      border-color: #1e2222;
-      background-image: linear-gradient(to bottom, #2f3434);
+      color: #949796;
+      border-color: #1f2222;
+      background-image: linear-gradient(to bottom, #303535);
       box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
-    .list-row:selected .button:backdrop:insensitive, .list-row:selected .button.flat:backdrop:insensitive, 
.list-row:selected .header-bar .titlebutton.button:backdrop:insensitive, .header-bar .list-row:selected 
.titlebutton.button:backdrop:insensitive,
+    .list-row:selected .button:backdrop:insensitive, .list-row:selected .button.flat:backdrop:insensitive, 
.list-row:selected .sidebar-button.button:backdrop:insensitive, .list-row:selected .header-bar 
.titlebutton.button:backdrop:insensitive, .header-bar .list-row:selected 
.titlebutton.button:backdrop:insensitive,
     .list-row:selected .titlebar .titlebutton.button:backdrop:insensitive,
     .titlebar .list-row:selected .titlebutton.button:backdrop:insensitive {
       color: #5d6767;
-      border-color: #1e2222;
-      background-image: linear-gradient(to bottom, #323636);
+      border-color: #1f2222;
+      background-image: linear-gradient(to bottom, #333636);
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
       .list-row:selected .button:backdrop:insensitive > .label, .list-row:selected .header-bar 
.button.titlebutton:backdrop:insensitive > .label,
-      .list-row:selected .titlebar .button.titlebutton:backdrop:insensitive > .label, .list-row:selected 
.button.flat:backdrop:insensitive > .label, .list-row:selected .header-bar 
.titlebutton.button:backdrop:insensitive > .label, .header-bar .list-row:selected 
.titlebutton.button:backdrop:insensitive > .label,
+      .list-row:selected .titlebar .button.titlebutton:backdrop:insensitive > .label, .list-row:selected 
.button.flat:backdrop:insensitive > .label, .list-row:selected .sidebar-button.button:backdrop:insensitive > 
.label, .list-row:selected .header-bar .titlebutton.button:backdrop:insensitive > .label, .header-bar 
.list-row:selected .titlebutton.button:backdrop:insensitive > .label,
       .list-row:selected .titlebar .titlebutton.button:backdrop:insensitive > .label,
       .titlebar .list-row:selected .titlebutton.button:backdrop:insensitive > .label {
         color: inherit; }
-      .list-row:selected .button:backdrop:insensitive:active, .list-row:selected 
.button:backdrop:insensitive:checked, .list-row:selected .button.flat:backdrop:insensitive:active, 
.list-row:selected .header-bar .titlebutton.button:backdrop:insensitive:active, .header-bar 
.list-row:selected .titlebutton.button:backdrop:insensitive:active,
+      .list-row:selected .button:backdrop:insensitive:active, .list-row:selected 
.button:backdrop:insensitive:checked, .list-row:selected .button.flat:backdrop:insensitive:active, 
.list-row:selected .sidebar-button.button:backdrop:insensitive:active, .list-row:selected .header-bar 
.titlebutton.button:backdrop:insensitive:active, .header-bar .list-row:selected 
.titlebutton.button:backdrop:insensitive:active,
       .list-row:selected .titlebar .titlebutton.button:backdrop:insensitive:active,
-      .titlebar .list-row:selected .titlebutton.button:backdrop:insensitive:active, .list-row:selected 
.button.flat:backdrop:insensitive:checked, .list-row:selected .header-bar 
.titlebutton.button:backdrop:insensitive:checked, .header-bar .list-row:selected 
.titlebutton.button:backdrop:insensitive:checked,
+      .titlebar .list-row:selected .titlebutton.button:backdrop:insensitive:active, .list-row:selected 
.button.flat:backdrop:insensitive:checked, .list-row:selected 
.sidebar-button.button:backdrop:insensitive:checked, .list-row:selected .header-bar 
.titlebutton.button:backdrop:insensitive:checked, .header-bar .list-row:selected 
.titlebutton.button:backdrop:insensitive:checked,
       .list-row:selected .titlebar .titlebutton.button:backdrop:insensitive:checked,
       .titlebar .list-row:selected .titlebutton.button:backdrop:insensitive:checked {
         color: #5d6767;
-        border-color: #1e2222;
-        background-image: linear-gradient(to bottom, #262929);
+        border-color: #1f2222;
+        background-image: linear-gradient(to bottom, #272929);
         box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
         .list-row:selected .button:backdrop:insensitive:active > .label, .list-row:selected .header-bar 
.button.titlebutton:backdrop:insensitive:active > .label,
         .list-row:selected .titlebar .button.titlebutton:backdrop:insensitive:active > .label, 
.list-row:selected .button:backdrop:insensitive:checked > .label, .list-row:selected .header-bar 
.button.titlebutton:backdrop:insensitive:checked > .label,
-        .list-row:selected .titlebar .button.titlebutton:backdrop:insensitive:checked > .label, 
.list-row:selected .button.flat:backdrop:insensitive:active > .label, .list-row:selected .header-bar 
.titlebutton.button:backdrop:insensitive:active > .label, .header-bar .list-row:selected 
.titlebutton.button:backdrop:insensitive:active > .label,
+        .list-row:selected .titlebar .button.titlebutton:backdrop:insensitive:checked > .label, 
.list-row:selected .button.flat:backdrop:insensitive:active > .label, .list-row:selected 
.sidebar-button.button:backdrop:insensitive:active > .label, .list-row:selected .header-bar 
.titlebutton.button:backdrop:insensitive:active > .label, .header-bar .list-row:selected 
.titlebutton.button:backdrop:insensitive:active > .label,
         .list-row:selected .titlebar .titlebutton.button:backdrop:insensitive:active > .label,
-        .titlebar .list-row:selected .titlebutton.button:backdrop:insensitive:active > .label, 
.list-row:selected .button.flat:backdrop:insensitive:checked > .label, .list-row:selected .header-bar 
.titlebutton.button:backdrop:insensitive:checked > .label, .header-bar .list-row:selected 
.titlebutton.button:backdrop:insensitive:checked > .label,
+        .titlebar .list-row:selected .titlebutton.button:backdrop:insensitive:active > .label, 
.list-row:selected .button.flat:backdrop:insensitive:checked > .label, .list-row:selected 
.sidebar-button.button:backdrop:insensitive:checked > .label, .list-row:selected .header-bar 
.titlebutton.button:backdrop:insensitive:checked > .label, .header-bar .list-row:selected 
.titlebutton.button:backdrop:insensitive:checked > .label,
         .list-row:selected .titlebar .titlebutton.button:backdrop:insensitive:checked > .label,
         .titlebar .list-row:selected .titlebutton.button:backdrop:insensitive:checked > .label {
           color: inherit; }
-  .list-row:selected .button.flat:backdrop, .list-row:selected .header-bar .titlebutton.button:backdrop, 
.header-bar .list-row:selected .titlebutton.button:backdrop,
+  .list-row:selected .button.flat:backdrop, .list-row:selected .sidebar-button.button:backdrop, 
.list-row:selected .header-bar .titlebutton.button:backdrop, .header-bar .list-row:selected 
.titlebutton.button:backdrop,
   .list-row:selected .titlebar .titlebutton.button:backdrop,
   .titlebar .list-row:selected .titlebutton.button:backdrop {
     border-color: transparent;
@@ -3584,11 +3640,11 @@ GtkPlacesSidebar.sidebar .view .separator:backdrop {
     box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0);
     text-shadow: none;
     icon-shadow: none;
-    color: #939695; }
+    color: #949796; }
   .list-row:selected .button:insensitive {
-    color: #939695;
+    color: #949796;
     border-color: #1c1f1f;
-    background-image: linear-gradient(to bottom, #323636);
+    background-image: linear-gradient(to bottom, #333636);
     text-shadow: none;
     icon-shadow: none;
     box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
@@ -3596,9 +3652,9 @@ GtkPlacesSidebar.sidebar .view .separator:backdrop {
     .list-row:selected .titlebar .button.titlebutton:insensitive > .label {
       color: inherit; }
     .list-row:selected .button:insensitive:active, .list-row:selected .button:insensitive:checked {
-      color: #939695;
+      color: #949796;
       border-color: #1c1f1f;
-      background-image: linear-gradient(to bottom, #2f3333, #323636);
+      background-image: linear-gradient(to bottom, #313434, #333636);
       box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
       .list-row:selected .button:insensitive:active > .label, .list-row:selected .header-bar 
.button.titlebutton:insensitive:active > .label,
       .list-row:selected .titlebar .button.titlebutton:insensitive:active > .label, .list-row:selected 
.button:insensitive:checked > .label, .list-row:selected .header-bar .button.titlebutton:insensitive:checked 
.label,
@@ -3638,10 +3694,11 @@ GtkPlacesSidebar.sidebar .view .separator:backdrop {
     text-shadow: 0 1px black;
     icon-shadow: 0 1px black;
     outline-color: rgba(238, 238, 236, 0.3); }
-    .app-notification .button.flat, .app-notification .header-bar .titlebutton.button, .header-bar 
.app-notification .titlebutton.button,
+    .app-notification .button.flat, .app-notification .sidebar-button.button, .app-notification .header-bar 
.titlebutton.button, .header-bar .app-notification .titlebutton.button,
     .app-notification .titlebar .titlebutton.button,
     .titlebar .app-notification .titlebutton.button,
     .app-notification.frame .button.flat,
+    .app-notification.frame .sidebar-button.button,
     .app-notification.frame .header-bar .titlebutton.button,
     .header-bar .app-notification.frame .titlebutton.button,
     .app-notification.frame .titlebar .titlebutton.button,
@@ -3674,9 +3731,9 @@ GtkPlacesSidebar.sidebar .view .separator:backdrop {
     .app-notification .button:insensitive, .app-notification .button:backdrop:insensitive,
     .app-notification.frame .button:insensitive,
     .app-notification.frame .button:backdrop:insensitive {
-      color: #878989;
+      color: #878a89;
       border-color: rgba(0, 0, 0, 0.7);
-      background-image: linear-gradient(to bottom, rgba(52, 57, 57, 0.5));
+      background-image: linear-gradient(to bottom, rgba(53, 57, 58, 0.5));
       background-clip: padding-box;
       box-shadow: none;
       text-shadow: none;
@@ -3722,12 +3779,12 @@ GtkCalendar {
       color: #eeeeec; }
     GtkCalendar.button:backdrop, .header-bar GtkCalendar.button.titlebutton:backdrop,
     .titlebar GtkCalendar.button.titlebutton:backdrop {
-      color: rgba(147, 150, 149, 0.45); }
+      color: rgba(148, 151, 150, 0.45); }
   GtkCalendar:inconsistent, GtkCalendar:inconsistent:backdrop, GtkCalendar.highlight, 
GtkCalendar.highlight:backdrop {
     color: alpha(currentColor,0.55); }
   GtkCalendar:backdrop {
-    color: #d4d4d4;
-    border-color: #1e2222; }
+    color: #d5d5d5;
+    border-color: #1f2222; }
 
 /***********
  * Dialogs *
@@ -3770,9 +3827,9 @@ GtkCalendar {
       icon-shadow: 0 -1px rgba(0, 0, 0, 0.89176);
       box-shadow: inset 0 1px rgba(0, 0, 0, 0.07), inset 0 2px 1px -2px rgba(0, 0, 0, 0.6); }
     .message-dialog.csd .dialog-action-area .button:insensitive {
-      color: #939695;
+      color: #949796;
       border-color: #1c1f1f;
-      background-image: linear-gradient(to bottom, #323636);
+      background-image: linear-gradient(to bottom, #333636);
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
@@ -3780,16 +3837,16 @@ GtkCalendar {
       .message-dialog.csd .dialog-action-area .titlebar .button.titlebutton:insensitive > .label {
         color: inherit; }
     .message-dialog.csd .dialog-action-area .button:backdrop {
-      color: #939695;
-      border-color: #1e2222;
+      color: #949796;
+      border-color: #1f2222;
       background-image: linear-gradient(to bottom, #393f3f);
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
     .message-dialog.csd .dialog-action-area .button:backdrop:insensitive {
       color: #5d6767;
-      border-color: #1e2222;
-      background-image: linear-gradient(to bottom, #323636);
+      border-color: #1f2222;
+      background-image: linear-gradient(to bottom, #333636);
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
@@ -3821,7 +3878,7 @@ GtkCalendar {
         icon-shadow: 0 -1px rgba(0, 0, 0, 0.78353);
         box-shadow: inset 0 1px rgba(0, 0, 0, 0.07), inset 0 2px 1px -2px rgba(0, 0, 0, 0.6); }
       .message-dialog.csd .dialog-action-area .button.suggested-action:backdrop {
-        color: #d2deeb;
+        color: #d3dfeb;
         border-color: #0b1e33;
         background-image: linear-gradient(to bottom, #215d9c);
         text-shadow: none;
@@ -3829,8 +3886,8 @@ GtkCalendar {
         box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
         .message-dialog.csd .dialog-action-area .button.suggested-action:backdrop:insensitive {
           color: #5d6767;
-          border-color: #1e2222;
-          background-image: linear-gradient(to bottom, #323636);
+          border-color: #1f2222;
+          background-image: linear-gradient(to bottom, #333636);
           text-shadow: none;
           icon-shadow: none;
           box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
@@ -3838,9 +3895,9 @@ GtkCalendar {
           .message-dialog.csd .dialog-action-area .titlebar 
.suggested-action.button.titlebutton:backdrop:insensitive > .label {
             color: inherit; }
       .message-dialog.csd .dialog-action-area .button.suggested-action:insensitive {
-        color: #939695;
+        color: #949796;
         border-color: #1c1f1f;
-        background-image: linear-gradient(to bottom, #323636);
+        background-image: linear-gradient(to bottom, #333636);
         text-shadow: none;
         icon-shadow: none;
         box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
@@ -3872,7 +3929,7 @@ GtkCalendar {
         icon-shadow: 0 -1px rgba(0, 0, 0, 0.72078);
         box-shadow: inset 0 1px rgba(0, 0, 0, 0.07), inset 0 2px 1px -2px rgba(0, 0, 0, 0.6); }
       .message-dialog.csd .dialog-action-area .button.destructive-action:backdrop {
-        color: #f6cfcf;
+        color: #f7cfcf;
         border-color: #5e0707;
         background-image: linear-gradient(to bottom, #d51010);
         text-shadow: none;
@@ -3880,8 +3937,8 @@ GtkCalendar {
         box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
         .message-dialog.csd .dialog-action-area .button.destructive-action:backdrop:insensitive {
           color: #5d6767;
-          border-color: #1e2222;
-          background-image: linear-gradient(to bottom, #323636);
+          border-color: #1f2222;
+          background-image: linear-gradient(to bottom, #333636);
           text-shadow: none;
           icon-shadow: none;
           box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
@@ -3889,9 +3946,9 @@ GtkCalendar {
           .message-dialog.csd .dialog-action-area .titlebar 
.destructive-action.button.titlebutton:backdrop:insensitive > .label {
             color: inherit; }
       .message-dialog.csd .dialog-action-area .button.destructive-action:insensitive {
-        color: #939695;
+        color: #949796;
         border-color: #1c1f1f;
-        background-image: linear-gradient(to bottom, #323636);
+        background-image: linear-gradient(to bottom, #333636);
         text-shadow: none;
         icon-shadow: none;
         box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
@@ -3920,7 +3977,7 @@ GtkFileChooserDialog .search-bar {
 GtkFileChooserDialog .dialog-action-box {
   border-top: 1px solid #1c1f1f; }
   GtkFileChooserDialog .dialog-action-box:backdrop {
-    border-top-color: #1e2222; }
+    border-top-color: #1f2222; }
 
 /***********
  * Sidebar *
@@ -3931,27 +3988,34 @@ GtkFileChooserDialog .dialog-action-box {
   .sidebar:backdrop {
     background-color: #454c4c; }
 
-GtkPlacesSidebar.sidebar .view {
-  color: #eeeeec;
-  background-color: transparent; }
-  GtkPlacesSidebar.sidebar .view .image {
-    color: #bbbdbc; }
-    GtkPlacesSidebar.sidebar .view .image:selected {
-      color: #e8eef5; }
-      GtkPlacesSidebar.sidebar .view .image:selected:backdrop {
-        color: #e8eef5; }
-    GtkPlacesSidebar.sidebar .view .image:insensitive {
-      color: #7b7f7f; }
-    GtkPlacesSidebar.sidebar .view .image:backdrop {
-      color: #7b7f7f; }
-      GtkPlacesSidebar.sidebar .view .image:backdrop:insensitive {
-        color: #555e5e; }
-  GtkPlacesSidebar.sidebar .view:insensitive {
-    color: #939695; }
-  GtkPlacesSidebar.sidebar .view:backdrop {
-    color: #939695; }
-    GtkPlacesSidebar.sidebar .view:backdrop:insensitive {
-      color: #5d6767; }
+GtkPlacesSidebar.sidebar SidebarRow {
+  padding: 0px 8px; }
+GtkPlacesSidebar.sidebar .dnd {
+  box-shadow: inset 0px 0px 0px 1px #88a6c4; }
+GtkPlacesSidebar.sidebar .sidebar-revealer {
+  padding: 3px 0px; }
+GtkPlacesSidebar.sidebar .sidebar-icon {
+  padding-left: 8px;
+  padding-right: 8px;
+  opacity: 0.7; }
+.sidebar-button.button, .header-bar .sidebar-button.button.titlebutton,
+.titlebar .sidebar-button.button.titlebutton {
+  border-radius: 100%;
+  outline-radius: 100%;
+  /*    &:hover:not(:active):not(:backdrop) {
+        background-image: none;
+        background-color: gtkalpha(currentColor, 0.1);
+        border-color: transparentize($borders_color, 1);
+        box-shadow: inset 0 0 transparentize(white, 1);
+        icon-shadow: none;
+      } */ }
+  .sidebar-button.button.image-button, .header-bar .sidebar-button.titlebutton.button,
+  .titlebar .sidebar-button.titlebutton.button {
+    padding: 4px; }
+  .sidebar-button.button:not(:hover):not(:active) > GtkImage, .header-bar 
.sidebar-button.button.titlebutton:not(:hover):not(:active) > GtkImage,
+  .titlebar .sidebar-button.button.titlebutton:not(:hover):not(:active) > GtkImage, 
.sidebar-button.button:backdrop > GtkImage, .header-bar .sidebar-button.button.titlebutton:backdrop > 
GtkImage,
+  .titlebar .sidebar-button.button.titlebutton:backdrop > GtkImage {
+    opacity: 0.7; }
 
 .sidebar-item {
   padding: 10px 4px; }
@@ -3974,7 +4038,7 @@ GtkPaned {
   GtkPaned .pane-separator {
     background-color: #1c1f1f; }
     GtkPaned .pane-separator:backdrop {
-      background-color: #1e2222; }
+      background-color: #1f2222; }
 
 GtkPaned.wide {
   -GtkPaned-handle-size: 5;
@@ -3987,7 +4051,7 @@ GtkPaned.wide {
   GtkPaned.wide.vertical .pane-separator {
     border-style: solid none; }
   GtkPaned.wide .pane-separator:backdrop {
-    border-color: #1e2222; }
+    border-color: #1f2222; }
 
 /**************
  * GtkInfoBar *
@@ -4054,9 +4118,9 @@ GtkInfoBar {
     .question .button:insensitive,
     .warning .button:insensitive,
     .error .button:insensitive {
-      color: #90aac4;
+      color: #91aac5;
       border-color: #0b1e33;
-      background-image: linear-gradient(to bottom, #22558a);
+      background-image: linear-gradient(to bottom, #22558b);
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
@@ -4076,7 +4140,7 @@ GtkInfoBar {
     .question .button:backdrop,
     .warning .button:backdrop,
     .error .button:backdrop {
-      color: #d2deeb;
+      color: #d3dfeb;
       border-color: #0b1e33;
       background-image: linear-gradient(to bottom, #215d9c);
       text-shadow: none;
@@ -4087,9 +4151,9 @@ GtkInfoBar {
       .question .button:backdrop:insensitive,
       .warning .button:backdrop:insensitive,
       .error .button:backdrop:insensitive {
-        color: #6f90b2;
+        color: #6f91b4;
         border-color: #0b1e33;
-        background-image: linear-gradient(to bottom, #22558a);
+        background-image: linear-gradient(to bottom, #22558b);
         text-shadow: none;
         icon-shadow: none;
         box-shadow: inset 0 1px rgba(255, 255, 255, 0);
@@ -4230,8 +4294,8 @@ GtkColorSwatch {
       icon-shadow: 0 -1px rgba(0, 0, 0, 0.77976);
       box-shadow: inset 0 1px rgba(255, 255, 255, 0.1), 0 1px rgba(238, 238, 236, 0.1); }
     GtkColorSwatch#add-color-button:backdrop {
-      color: #939695;
-      border-color: #1e2222;
+      color: #949796;
+      border-color: #1f2222;
       background-image: linear-gradient(to bottom, #393f3f);
       text-shadow: none;
       icon-shadow: none;
@@ -4289,7 +4353,7 @@ GtkVolumeButton.button, .header-bar GtkVolumeButton.button.titlebutton,
     border-radius: 0;
     margin: 4px;
     background-color: #393f3f;
-    border: solid 1px #1e2222;
+    border: solid 1px #1f2222;
     box-shadow: none; }
 
 .header-bar .titlebutton.button,
@@ -4308,12 +4372,12 @@ GtkVolumeButton.button, .header-bar GtkVolumeButton.button.titlebutton,
   .titlebar.selection-mode .titlebutton.button:backdrop {
     icon-shadow: none; }
 
-.view:selected, GtkCalendar:selected, .label:selected, .label:selected:focus, .label:selected:hover, 
.grid-child:selected, .entry:selected, .entry:selected:focus, .menuitem.button.flat:selected, .header-bar 
.menuitem.titlebutton.button:selected,
-.titlebar .menuitem.titlebutton.button:selected, .list-row:selected, .sidebar:selected, 
GtkPlacesSidebar.sidebar .view:selected, GtkPlacesSidebar.sidebar GtkCalendar:selected {
+.view:selected, GtkCalendar:selected, .label:selected, .label:selected:focus, .label:selected:hover, 
.grid-child:selected, .entry:selected, .entry:selected:focus, .menuitem.button.flat:selected, 
.menuitem.sidebar-button.button:selected, .header-bar .menuitem.titlebutton.button:selected,
+.titlebar .menuitem.titlebutton.button:selected, .list-row:selected, .sidebar:selected {
   background-color: #215d9c;
   color: #ffffff; }
-  .view:backdrop:selected, GtkCalendar:backdrop:selected, .label:backdrop:selected, 
.grid-child:backdrop:selected, .entry:backdrop:selected, .menuitem.button.flat:backdrop:selected, .header-bar 
.menuitem.titlebutton.button:backdrop:selected,
-  .titlebar .menuitem.titlebutton.button:backdrop:selected, .list-row:backdrop:selected, 
.sidebar:backdrop:selected, GtkPlacesSidebar.sidebar .view:backdrop:selected, GtkPlacesSidebar.sidebar 
GtkCalendar:backdrop:selected {
+  .view:backdrop:selected, GtkCalendar:backdrop:selected, .label:backdrop:selected, 
.grid-child:backdrop:selected, .entry:backdrop:selected, .menuitem.button.flat:backdrop:selected, 
.menuitem.sidebar-button.button:backdrop:selected, .header-bar .menuitem.titlebutton.button:backdrop:selected,
+  .titlebar .menuitem.titlebutton.button:backdrop:selected, .list-row:backdrop:selected, 
.sidebar:backdrop:selected {
     color: #ffffff; }
 
 /* Decouple the font of context menus from their entry/textview */
@@ -4333,7 +4397,7 @@ GtkVolumeButton.button, .header-bar GtkVolumeButton.button.titlebutton,
   border: none;
   box-shadow: none; }
   .overshoot.top:backdrop {
-    background-image: -gtk-gradient(radial, center top, 0, center top, 0.5, to(#1e2222), to(rgba(30, 34, 34, 
0)));
+    background-image: -gtk-gradient(radial, center top, 0, center top, 0.5, to(#1f2222), to(rgba(31, 34, 34, 
0)));
     background-size: 100% 5%;
     background-repeat: no-repeat;
     background-position: center top;
@@ -4349,7 +4413,7 @@ GtkVolumeButton.button, .header-bar GtkVolumeButton.button.titlebutton,
   border: none;
   box-shadow: none; }
   .overshoot.bottom:backdrop {
-    background-image: -gtk-gradient(radial, center bottom, 0, center bottom, 0.5, to(#1e2222), to(rgba(30, 
34, 34, 0)));
+    background-image: -gtk-gradient(radial, center bottom, 0, center bottom, 0.5, to(#1f2222), to(rgba(31, 
34, 34, 0)));
     background-size: 100% 5%;
     background-repeat: no-repeat;
     background-position: center bottom;
@@ -4365,7 +4429,7 @@ GtkVolumeButton.button, .header-bar GtkVolumeButton.button.titlebutton,
   border: none;
   box-shadow: none; }
   .overshoot.left:backdrop {
-    background-image: -gtk-gradient(radial, left center, 0, left center, 0.5, to(#1e2222), to(rgba(30, 34, 
34, 0)));
+    background-image: -gtk-gradient(radial, left center, 0, left center, 0.5, to(#1f2222), to(rgba(31, 34, 
34, 0)));
     background-size: 5% 100%;
     background-repeat: no-repeat;
     background-position: left center;
@@ -4381,7 +4445,7 @@ GtkVolumeButton.button, .header-bar GtkVolumeButton.button.titlebutton,
   border: none;
   box-shadow: none; }
   .overshoot.right:backdrop {
-    background-image: -gtk-gradient(radial, right center, 0, right center, 0.5, to(#1e2222), to(rgba(30, 34, 
34, 0)));
+    background-image: -gtk-gradient(radial, right center, 0, right center, 0.5, to(#1f2222), to(rgba(31, 34, 
34, 0)));
     background-size: 5% 100%;
     background-repeat: no-repeat;
     background-position: right center;
@@ -4445,16 +4509,16 @@ text/foreground color of selections */
 @define-color theme_selected_fg_color #ffffff;
 /*
 base background color of insensitive widgets */
- define-color insensitive_bg_color #323636;
+ define-color insensitive_bg_color #333636;
 /*
 text foreground color of insensitive widgets */
- define-color insensitive_fg_color #939695;
+ define-color insensitive_fg_color #949796;
 /*
 insensitive text widgets and the like base background color */
 @define-color insensitive_base_color #292929;
 /*
 widget text/foreground color on backdrop windows */
- define-color theme_unfocused_fg_color #939695;
+ define-color theme_unfocused_fg_color #949796;
 /*
 text color for entries, views and content in general on backdrop windows */
 @define-color theme_unfocused_text_color white;
@@ -4475,7 +4539,7 @@ widgets main borders color */
 @define-color borders #1c1f1f;
 /*
 widgets main borders color on backdrop windows */
- define-color unfocused_borders #1e2222;
+ define-color unfocused_borders #1f2222;
 /*
 these are pretty self explicative */
 @define-color warning_color #f57900;
@@ -4485,7 +4549,7 @@ these are pretty self explicative */
 these colors are exported for the window manager and shouldn't be used in applications,
 read if you used those and something break with a version upgrade you're on your own... */
 @define-color wm_title shade(#eeeeec, 1.8);
- define-color wm_unfocused_title #939695;
+ define-color wm_unfocused_title #949796;
 @define-color wm_highlight transparent;
 @define-color wm_borders_edge rgba(238, 238, 236, 0.1);
 @define-color wm_bg_a shade(#393f3f, 1.2);
diff --git a/gtk/theme/Adwaita/gtk-contained.css b/gtk/theme/Adwaita/gtk-contained.css
index 8074dc9..acc47a7 100644
--- a/gtk/theme/Adwaita/gtk-contained.css
+++ b/gtk/theme/Adwaita/gtk-contained.css
@@ -36,7 +36,7 @@
   .background:backdrop {
     text-shadow: none;
     icon-shadow: none;
-    color: #8d9091;
+    color: #8e9192;
     background-color: #ededed; }
 
 /*
@@ -59,7 +59,7 @@
     color: #2e3436; }
   .gtkstyle-fallback:insensitive {
     background-color: #f4f4f4;
-    color: #8d9091; }
+    color: #8e9192; }
   .gtkstyle-fallback:selected {
     background-color: #4a90d9;
     color: #ffffff; }
@@ -68,7 +68,7 @@
   color: black;
   background-color: #ffffff; }
   .view:backdrop {
-    color: #323232;
+    color: #333333;
     background-color: white; }
   .view:selected, GtkCalendar:selected {
     border-radius: 3px; }
@@ -77,16 +77,16 @@
   border: 1px solid #4a90d9;
   background-color: rgba(74, 144, 217, 0.2); }
 
-.label.separator, GtkPlacesSidebar.sidebar .view .label.separator {
+.label.separator {
   color: #2e3436; }
-  .label.separator:backdrop, GtkPlacesSidebar.sidebar .view .label.separator:backdrop {
-    color: #8d9091; }
+  .label.separator:backdrop {
+    color: #8e9192; }
 .label:insensitive {
-  color: #8d9091; }
+  color: #8e9192; }
   .label:insensitive:backdrop {
     color: #c7c7c7; }
 
-.dim-label, .label.separator, GtkPlacesSidebar.sidebar .view .label.separator, .titlebar .subtitle,
+.dim-label, .label.separator, .titlebar .subtitle,
 .header-bar .subtitle {
   opacity: 0.55;
   text-shadow: none; }
@@ -100,13 +100,13 @@ GtkAssistant .sidebar {
     border-left: 1px solid #a1a1a1; }
   GtkAssistant .sidebar:backdrop {
     background-color: white;
-    border-color: #a8a8a8; }
+    border-color: darkgray; }
 GtkAssistant.csd .sidebar {
   border-top-style: none; }
 GtkAssistant .sidebar .label {
   padding: 6px 12px; }
 GtkAssistant .sidebar .label.highlight {
-  background-color: #c6c8c8; }
+  background-color: #c7c8c8; }
 
 GtkTextView {
   background-color: #f6f6f6; }
@@ -183,22 +183,22 @@ GtkTextView {
   .entry:insensitive {
     background-color: transparent;
     background-image: linear-gradient(to bottom, #dedede, #f8f8f8 3px, #ffffff 90%);
-    color: #8d9091;
+    color: #8e9192;
     border-color: #a1a1a1;
     background-image: linear-gradient(to bottom, #f4f4f4);
     box-shadow: 0 1px white; }
   .entry:backdrop {
     background-color: transparent;
     background-image: linear-gradient(to bottom, #dedede, #f8f8f8 3px, #ffffff 90%);
-    color: #323232;
-    border-color: #a8a8a8;
+    color: #333333;
+    border-color: darkgray;
     background-image: linear-gradient(to bottom, white);
     box-shadow: 0 1px rgba(255, 255, 255, 0); }
   .entry:backdrop:insensitive {
     background-color: transparent;
     background-image: linear-gradient(to bottom, #dedede, #f8f8f8 3px, #ffffff 90%);
     color: #c7c7c7;
-    border-color: #a8a8a8;
+    border-color: darkgray;
     background-image: linear-gradient(to bottom, #f4f4f4);
     box-shadow: 0 1px rgba(255, 255, 255, 0); }
   .entry.progressbar {
@@ -246,13 +246,13 @@ GtkTextView {
     .entry.warning:selected, .entry.warning:selected:focus {
       background-color: #f57900; }
   .entry.image {
-    color: #575c5e; }
+    color: #585d5e; }
     .entry.image:hover {
       color: #2e3436; }
     .entry.image:active {
       color: #4a90d9; }
     .entry.image:backdrop {
-      color: #a3a6a7; }
+      color: #a5a7a8; }
   .osd .entry {
     background-color: transparent;
     background-image: linear-gradient(to bottom, #dedede, #f8f8f8 3px, #ffffff 90%);
@@ -286,9 +286,9 @@ GtkTextView {
     .osd .entry:insensitive {
       background-color: transparent;
       background-image: linear-gradient(to bottom, #dedede, #f8f8f8 3px, #ffffff 90%);
-      color: #878989;
+      color: #878a89;
       border-color: rgba(0, 0, 0, 0.7);
-      background-image: linear-gradient(to bottom, rgba(52, 57, 57, 0.5));
+      background-image: linear-gradient(to bottom, rgba(53, 57, 58, 0.5));
       background-clip: padding-box;
       box-shadow: none;
       text-shadow: none;
@@ -299,10 +299,10 @@ GtkTextView {
 .linked.vertical > .entry:focus:not(:last-child) {
   box-shadow: inset 0 0 0 1px #4a90d9; }
 .linked.vertical > .entry:not(:insensitive) + .entry:not(:insensitive) {
-  border-top-color: #e2e2e2;
+  border-top-color: #e3e3e3;
   background-image: linear-gradient(to bottom, #ffffff); }
   .linked.vertical > .entry:not(:insensitive) + .entry:not(:insensitive):backdrop {
-    border-top-color: #e4e4e4;
+    border-top-color: #e5e5e5;
     background-image: linear-gradient(to bottom, white); }
 .linked.vertical > .entry + .entry:focus:not(:last-child) {
   border-top-color: #4a90d9;
@@ -336,7 +336,7 @@ GtkTextView {
   text-shadow: 0 1px rgba(255, 255, 255, 0.76923);
   icon-shadow: 0 1px rgba(255, 255, 255, 0.76923);
   box-shadow: inset 0 1px white, 0 1px white; }
-  .button.flat, .header-bar .titlebutton.button,
+  .button.flat, .sidebar-button.button, .header-bar .titlebutton.button,
   .titlebar .titlebutton.button {
     border-color: transparent;
     background-color: transparent;
@@ -345,11 +345,11 @@ GtkTextView {
     text-shadow: none;
     icon-shadow: none;
     transition: none; }
-    .button.flat:hover, .header-bar .titlebutton.button:hover,
+    .button.flat:hover, .sidebar-button.button:hover, .header-bar .titlebutton.button:hover,
     .titlebar .titlebutton.button:hover {
       transition: all 200ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
       transition-duration: 500ms; }
-      .button.flat:hover:active, .header-bar .titlebutton.button:hover:active,
+      .button.flat:hover:active, .sidebar-button.button:hover:active, .header-bar 
.titlebutton.button:hover:active,
       .titlebar .titlebutton.button:hover:active {
         transition: all 200ms cubic-bezier(0.25, 0.46, 0.45, 0.94); }
   .button:hover, .header-bar .button.titlebutton:hover,
@@ -374,50 +374,50 @@ GtkTextView {
     box-shadow: inset 0 1px rgba(0, 0, 0, 0.07), inset 0 2px 1px -2px rgba(0, 0, 0, 0.6), 0 1px white;
     transition-duration: 50ms; }
   .button:backdrop, .header-bar .button.titlebutton:backdrop,
-  .titlebar .button.titlebutton:backdrop, .button.flat:backdrop, .header-bar .titlebutton.button:backdrop,
+  .titlebar .button.titlebutton:backdrop, .button.flat:backdrop, .sidebar-button.button:backdrop, 
.header-bar .titlebutton.button:backdrop,
   .titlebar .titlebutton.button:backdrop {
-    color: #8d9091;
-    border-color: #a8a8a8;
+    color: #8e9192;
+    border-color: darkgray;
     background-image: linear-gradient(to bottom, #ededed);
     text-shadow: none;
     icon-shadow: none;
     box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(255, 255, 255, 0);
     -gtk-image-effect: none; }
-    .button:backdrop:active, .button:backdrop:checked, .button.flat:backdrop:active, .header-bar 
.titlebutton.button:backdrop:active,
-    .titlebar .titlebutton.button:backdrop:active, .button.flat:backdrop:checked, .header-bar 
.titlebutton.button:backdrop:checked,
+    .button:backdrop:active, .button:backdrop:checked, .button.flat:backdrop:active, 
.sidebar-button.button:backdrop:active, .header-bar .titlebutton.button:backdrop:active,
+    .titlebar .titlebutton.button:backdrop:active, .button.flat:backdrop:checked, 
.sidebar-button.button:backdrop:checked, .header-bar .titlebutton.button:backdrop:checked,
     .titlebar .titlebutton.button:backdrop:checked {
-      color: #8d9091;
-      border-color: #a8a8a8;
-      background-image: linear-gradient(to bottom, #d4d4d4);
+      color: #8e9192;
+      border-color: darkgray;
+      background-image: linear-gradient(to bottom, #d5d5d5);
       box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(255, 255, 255, 0); }
-    .button:backdrop:insensitive, .button.flat:backdrop:insensitive, .header-bar 
.titlebutton.button:backdrop:insensitive,
+    .button:backdrop:insensitive, .button.flat:backdrop:insensitive, 
.sidebar-button.button:backdrop:insensitive, .header-bar .titlebutton.button:backdrop:insensitive,
     .titlebar .titlebutton.button:backdrop:insensitive {
       color: #c7c7c7;
-      border-color: #a8a8a8;
+      border-color: darkgray;
       background-image: linear-gradient(to bottom, #f4f4f4);
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(255, 255, 255, 0); }
       .button:backdrop:insensitive > .label, .header-bar .button.titlebutton:backdrop:insensitive > .label,
-      .titlebar .button.titlebutton:backdrop:insensitive > .label, .button.flat:backdrop:insensitive > 
.label, .header-bar .titlebutton.button:backdrop:insensitive > .label,
+      .titlebar .button.titlebutton:backdrop:insensitive > .label, .button.flat:backdrop:insensitive > 
.label, .sidebar-button.button:backdrop:insensitive > .label, .header-bar 
.titlebutton.button:backdrop:insensitive > .label,
       .titlebar .titlebutton.button:backdrop:insensitive > .label {
         color: inherit; }
-    .button:backdrop:insensitive:active, .button:backdrop:insensitive:checked, 
.button.flat:backdrop:insensitive:active, .header-bar .titlebutton.button:backdrop:insensitive:active,
-    .titlebar .titlebutton.button:backdrop:insensitive:active, .button.flat:backdrop:insensitive:checked, 
.header-bar .titlebutton.button:backdrop:insensitive:checked,
+    .button:backdrop:insensitive:active, .button:backdrop:insensitive:checked, 
.button.flat:backdrop:insensitive:active, .sidebar-button.button:backdrop:insensitive:active, .header-bar 
.titlebutton.button:backdrop:insensitive:active,
+    .titlebar .titlebutton.button:backdrop:insensitive:active, .button.flat:backdrop:insensitive:checked, 
.sidebar-button.button:backdrop:insensitive:checked, .header-bar 
.titlebutton.button:backdrop:insensitive:checked,
     .titlebar .titlebutton.button:backdrop:insensitive:checked {
       color: #c7c7c7;
-      border-color: #a8a8a8;
+      border-color: darkgray;
       background-image: linear-gradient(to bottom, #e7e7e7);
       box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(255, 255, 255, 0); }
       .button:backdrop:insensitive:active > .label, .header-bar 
.button.titlebutton:backdrop:insensitive:active > .label,
       .titlebar .button.titlebutton:backdrop:insensitive:active > .label, 
.button:backdrop:insensitive:checked > .label, .header-bar .button.titlebutton:backdrop:insensitive:checked > 
.label,
-      .titlebar .button.titlebutton:backdrop:insensitive:checked > .label, 
.button.flat:backdrop:insensitive:active > .label, .header-bar 
.titlebutton.button:backdrop:insensitive:active > .label,
-      .titlebar .titlebutton.button:backdrop:insensitive:active > .label, 
.button.flat:backdrop:insensitive:checked > .label, .header-bar 
.titlebutton.button:backdrop:insensitive:checked > .label,
+      .titlebar .button.titlebutton:backdrop:insensitive:checked > .label, 
.button.flat:backdrop:insensitive:active > .label, .sidebar-button.button:backdrop:insensitive:active > 
.label, .header-bar .titlebutton.button:backdrop:insensitive:active > .label,
+      .titlebar .titlebutton.button:backdrop:insensitive:active > .label, 
.button.flat:backdrop:insensitive:checked > .label, .sidebar-button.button:backdrop:insensitive:checked > 
.label, .header-bar .titlebutton.button:backdrop:insensitive:checked > .label,
       .titlebar .titlebutton.button:backdrop:insensitive:checked > .label {
         color: inherit; }
-  .button.flat:backdrop, .header-bar .titlebutton.button:backdrop,
-  .titlebar .titlebutton.button:backdrop, .button.flat:insensitive, .header-bar 
.titlebutton.button:insensitive,
-  .titlebar .titlebutton.button:insensitive, .button.flat:backdrop:insensitive, .header-bar 
.titlebutton.button:backdrop:insensitive,
+  .button.flat:backdrop, .sidebar-button.button:backdrop, .header-bar .titlebutton.button:backdrop,
+  .titlebar .titlebutton.button:backdrop, .button.flat:insensitive, .sidebar-button.button:insensitive, 
.header-bar .titlebutton.button:insensitive,
+  .titlebar .titlebutton.button:insensitive, .button.flat:backdrop:insensitive, 
.sidebar-button.button:backdrop:insensitive, .header-bar .titlebutton.button:backdrop:insensitive,
   .titlebar .titlebutton.button:backdrop:insensitive {
     border-color: transparent;
     background-color: transparent;
@@ -427,7 +427,7 @@ GtkTextView {
     icon-shadow: none; }
   .button:insensitive, .header-bar .button.titlebutton:insensitive,
   .titlebar .button.titlebutton:insensitive {
-    color: #8d9091;
+    color: #8e9192;
     border-color: #a1a1a1;
     background-image: linear-gradient(to bottom, #f4f4f4);
     text-shadow: none;
@@ -437,9 +437,9 @@ GtkTextView {
     .titlebar .button.titlebutton:insensitive > .label {
       color: inherit; }
     .button:insensitive:active, .button:insensitive:checked {
-      color: #8d9091;
+      color: #8e9192;
       border-color: #a1a1a1;
-      background-image: linear-gradient(to bottom, #ebebeb, #f4f4f4);
+      background-image: linear-gradient(to bottom, #ececec, #f4f4f4);
       box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px white; }
       .button:insensitive:active > .label, .header-bar .button.titlebutton:insensitive:active > .label,
       .titlebar .button.titlebutton:insensitive:active > .label, .button:insensitive:checked > .label, 
.header-bar .button.titlebutton:insensitive:checked > .label,
@@ -486,9 +486,9 @@ GtkTextView {
       border: none;
       box-shadow: none; }
     .button.osd:insensitive, .button.osd:backdrop:insensitive {
-      color: #878989;
+      color: #878a89;
       border-color: rgba(0, 0, 0, 0.7);
-      background-image: linear-gradient(to bottom, rgba(52, 57, 57, 0.5));
+      background-image: linear-gradient(to bottom, rgba(53, 57, 58, 0.5));
       background-clip: padding-box;
       box-shadow: none;
       text-shadow: none;
@@ -549,9 +549,9 @@ GtkTextView {
       icon-shadow: none;
       outline-color: rgba(238, 238, 236, 0.3); }
     .osd .button:insensitive, .osd .button:backdrop:insensitive {
-      color: #878989;
+      color: #878a89;
       border-color: rgba(0, 0, 0, 0.7);
-      background-image: linear-gradient(to bottom, rgba(52, 57, 57, 0.5));
+      background-image: linear-gradient(to bottom, rgba(53, 57, 58, 0.5));
       background-clip: padding-box;
       box-shadow: none;
       text-shadow: none;
@@ -564,7 +564,7 @@ GtkTextView {
       box-shadow: none;
       text-shadow: none;
       icon-shadow: none; }
-    .osd .button.flat, .osd .header-bar .titlebutton.button, .header-bar .osd .titlebutton.button,
+    .osd .button.flat, .osd .sidebar-button.button, .osd .header-bar .titlebutton.button, .header-bar .osd 
.titlebutton.button,
     .osd .titlebar .titlebutton.button,
     .titlebar .osd .titlebutton.button {
       border-color: transparent;
@@ -576,7 +576,7 @@ GtkTextView {
       box-shadow: none;
       text-shadow: 0 1px black;
       icon-shadow: 0 1px black; }
-      .osd .button.flat:hover, .osd .header-bar .titlebutton.button:hover, .header-bar .osd 
.titlebutton.button:hover,
+      .osd .button.flat:hover, .osd .sidebar-button.button:hover, .osd .header-bar 
.titlebutton.button:hover, .header-bar .osd .titlebutton.button:hover,
       .osd .titlebar .titlebutton.button:hover,
       .titlebar .osd .titlebutton.button:hover {
         color: white;
@@ -590,12 +590,12 @@ GtkTextView {
         background-clip: padding-box;
         border-color: transparent;
         box-shadow: none; }
-      .osd .button.flat:insensitive, .osd .header-bar .titlebutton.button:insensitive, .header-bar .osd 
.titlebutton.button:insensitive,
+      .osd .button.flat:insensitive, .osd .sidebar-button.button:insensitive, .osd .header-bar 
.titlebutton.button:insensitive, .header-bar .osd .titlebutton.button:insensitive,
       .osd .titlebar .titlebutton.button:insensitive,
       .titlebar .osd .titlebutton.button:insensitive {
-        color: #878989;
+        color: #878a89;
         border-color: rgba(0, 0, 0, 0.7);
-        background-image: linear-gradient(to bottom, rgba(52, 57, 57, 0.5));
+        background-image: linear-gradient(to bottom, rgba(53, 57, 58, 0.5));
         background-clip: padding-box;
         box-shadow: none;
         text-shadow: none;
@@ -603,7 +603,7 @@ GtkTextView {
         background-image: none;
         border-color: transparent;
         box-shadow: none; }
-      .osd .button.flat:backdrop, .osd .header-bar .titlebutton.button:backdrop, .header-bar .osd 
.titlebutton.button:backdrop,
+      .osd .button.flat:backdrop, .osd .sidebar-button.button:backdrop, .osd .header-bar 
.titlebutton.button:backdrop, .header-bar .osd .titlebutton.button:backdrop,
       .osd .titlebar .titlebutton.button:backdrop,
       .titlebar .osd .titlebutton.button:backdrop {
         border-color: transparent;
@@ -612,9 +612,9 @@ GtkTextView {
         box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(255, 255, 255, 0);
         text-shadow: none;
         icon-shadow: none; }
-      .osd .button.flat:active, .osd .header-bar .titlebutton.button:active, .header-bar .osd 
.titlebutton.button:active,
+      .osd .button.flat:active, .osd .sidebar-button.button:active, .osd .header-bar 
.titlebutton.button:active, .header-bar .osd .titlebutton.button:active,
       .osd .titlebar .titlebutton.button:active,
-      .titlebar .osd .titlebutton.button:active, .osd .button.flat:checked, .osd .header-bar 
.titlebutton.button:checked, .header-bar .osd .titlebutton.button:checked,
+      .titlebar .osd .titlebutton.button:active, .osd .button.flat:checked, .osd 
.sidebar-button.button:checked, .osd .header-bar .titlebutton.button:checked, .header-bar .osd 
.titlebutton.button:checked,
       .osd .titlebar .titlebutton.button:checked,
       .titlebar .osd .titlebutton.button:checked {
         color: white;
@@ -637,7 +637,7 @@ GtkTextView {
     text-shadow: 0 -1px rgba(0, 0, 0, 0.54353);
     icon-shadow: 0 -1px rgba(0, 0, 0, 0.54353);
     box-shadow: inset 0 1px rgba(255, 255, 255, 0.5), 0 1px white; }
-    .button.suggested-action.flat, .header-bar .suggested-action.titlebutton.button,
+    .button.suggested-action.flat, .suggested-action.sidebar-button.button, .header-bar 
.suggested-action.titlebutton.button,
     .titlebar .suggested-action.titlebutton.button {
       border-color: transparent;
       background-color: transparent;
@@ -662,49 +662,49 @@ GtkTextView {
       text-shadow: 0 -1px rgba(0, 0, 0, 0.62353);
       icon-shadow: 0 -1px rgba(0, 0, 0, 0.62353);
       box-shadow: inset 0 1px rgba(0, 0, 0, 0.07), inset 0 2px 1px -2px rgba(0, 0, 0, 0.6), 0 1px white; }
-    .button.suggested-action:backdrop, .button.suggested-action.flat:backdrop, .header-bar 
.suggested-action.titlebutton.button:backdrop,
+    .button.suggested-action:backdrop, .button.suggested-action.flat:backdrop, 
.suggested-action.sidebar-button.button:backdrop, .header-bar .suggested-action.titlebutton.button:backdrop,
     .titlebar .suggested-action.titlebutton.button:backdrop {
-      color: #dae8f7;
+      color: #dbe9f7;
       border-color: #4a90d9;
       background-image: linear-gradient(to bottom, #4a90d9);
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(255, 255, 255, 0); }
-      .button.suggested-action:backdrop:active, .button.suggested-action:backdrop:checked, 
.button.suggested-action.flat:backdrop:active, .header-bar 
.suggested-action.titlebutton.button:backdrop:active,
-      .titlebar .suggested-action.titlebutton.button:backdrop:active, 
.button.suggested-action.flat:backdrop:checked, .header-bar 
.suggested-action.titlebutton.button:backdrop:checked,
+      .button.suggested-action:backdrop:active, .button.suggested-action:backdrop:checked, 
.button.suggested-action.flat:backdrop:active, .suggested-action.sidebar-button.button:backdrop:active, 
.header-bar .suggested-action.titlebutton.button:backdrop:active,
+      .titlebar .suggested-action.titlebutton.button:backdrop:active, 
.button.suggested-action.flat:backdrop:checked, .suggested-action.sidebar-button.button:backdrop:checked, 
.header-bar .suggested-action.titlebutton.button:backdrop:checked,
       .titlebar .suggested-action.titlebutton.button:backdrop:checked {
-        color: #d4e3f3;
+        color: #d4e4f4;
         border-color: #2a76c6;
         background-image: linear-gradient(to bottom, #2a76c6);
         box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(255, 255, 255, 0); }
-      .button.suggested-action:backdrop:insensitive, .button.suggested-action.flat:backdrop:insensitive, 
.header-bar .suggested-action.titlebutton.button:backdrop:insensitive,
+      .button.suggested-action:backdrop:insensitive, .button.suggested-action.flat:backdrop:insensitive, 
.suggested-action.sidebar-button.button:backdrop:insensitive, .header-bar 
.suggested-action.titlebutton.button:backdrop:insensitive,
       .titlebar .suggested-action.titlebutton.button:backdrop:insensitive {
         color: #c7c7c7;
-        border-color: #a8a8a8;
+        border-color: darkgray;
         background-image: linear-gradient(to bottom, #f4f4f4);
         text-shadow: none;
         icon-shadow: none;
         box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(255, 255, 255, 0); }
         .button.suggested-action:backdrop:insensitive > .label, .header-bar 
.suggested-action.button.titlebutton:backdrop:insensitive > .label,
-        .titlebar .suggested-action.button.titlebutton:backdrop:insensitive > .label, 
.button.suggested-action.flat:backdrop:insensitive > .label, .header-bar 
.suggested-action.titlebutton.button:backdrop:insensitive > .label,
+        .titlebar .suggested-action.button.titlebutton:backdrop:insensitive > .label, 
.button.suggested-action.flat:backdrop:insensitive > .label, 
.suggested-action.sidebar-button.button:backdrop:insensitive > .label, .header-bar 
.suggested-action.titlebutton.button:backdrop:insensitive > .label,
         .titlebar .suggested-action.titlebutton.button:backdrop:insensitive > .label {
           color: inherit; }
-        .button.suggested-action:backdrop:insensitive:active, 
.button.suggested-action:backdrop:insensitive:checked, 
.button.suggested-action.flat:backdrop:insensitive:active, .header-bar 
.suggested-action.titlebutton.button:backdrop:insensitive:active,
-        .titlebar .suggested-action.titlebutton.button:backdrop:insensitive:active, 
.button.suggested-action.flat:backdrop:insensitive:checked, .header-bar 
.suggested-action.titlebutton.button:backdrop:insensitive:checked,
+        .button.suggested-action:backdrop:insensitive:active, 
.button.suggested-action:backdrop:insensitive:checked, 
.button.suggested-action.flat:backdrop:insensitive:active, 
.suggested-action.sidebar-button.button:backdrop:insensitive:active, .header-bar 
.suggested-action.titlebutton.button:backdrop:insensitive:active,
+        .titlebar .suggested-action.titlebutton.button:backdrop:insensitive:active, 
.button.suggested-action.flat:backdrop:insensitive:checked, 
.suggested-action.sidebar-button.button:backdrop:insensitive:checked, .header-bar 
.suggested-action.titlebutton.button:backdrop:insensitive:checked,
         .titlebar .suggested-action.titlebutton.button:backdrop:insensitive:checked {
-          color: #8db8e6;
-          border-color: #5093da;
-          background-image: linear-gradient(to bottom, #5093da);
+          color: #8db9e8;
+          border-color: #5094db;
+          background-image: linear-gradient(to bottom, #5094db);
           box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(255, 255, 255, 0); }
           .button.suggested-action:backdrop:insensitive:active > .label, .header-bar 
.suggested-action.button.titlebutton:backdrop:insensitive:active > .label,
           .titlebar .suggested-action.button.titlebutton:backdrop:insensitive:active > .label, 
.button.suggested-action:backdrop:insensitive:checked > .label, .header-bar 
.suggested-action.button.titlebutton:backdrop:insensitive:checked > .label,
-          .titlebar .suggested-action.button.titlebutton:backdrop:insensitive:checked > .label, 
.button.suggested-action.flat:backdrop:insensitive:active > .label, .header-bar 
.suggested-action.titlebutton.button:backdrop:insensitive:active > .label,
-          .titlebar .suggested-action.titlebutton.button:backdrop:insensitive:active > .label, 
.button.suggested-action.flat:backdrop:insensitive:checked > .label, .header-bar 
.suggested-action.titlebutton.button:backdrop:insensitive:checked > .label,
+          .titlebar .suggested-action.button.titlebutton:backdrop:insensitive:checked > .label, 
.button.suggested-action.flat:backdrop:insensitive:active > .label, 
.suggested-action.sidebar-button.button:backdrop:insensitive:active > .label, .header-bar 
.suggested-action.titlebutton.button:backdrop:insensitive:active > .label,
+          .titlebar .suggested-action.titlebutton.button:backdrop:insensitive:active > .label, 
.button.suggested-action.flat:backdrop:insensitive:checked > .label, 
.suggested-action.sidebar-button.button:backdrop:insensitive:checked > .label, .header-bar 
.suggested-action.titlebutton.button:backdrop:insensitive:checked > .label,
           .titlebar .suggested-action.titlebutton.button:backdrop:insensitive:checked > .label {
             color: inherit; }
-    .button.suggested-action.flat:backdrop, .header-bar .suggested-action.titlebutton.button:backdrop,
-    .titlebar .suggested-action.titlebutton.button:backdrop, .button.suggested-action.flat:insensitive, 
.header-bar .suggested-action.titlebutton.button:insensitive,
-    .titlebar .suggested-action.titlebutton.button:insensitive, 
.button.suggested-action.flat:backdrop:insensitive, .header-bar 
.suggested-action.titlebutton.button:backdrop:insensitive,
+    .button.suggested-action.flat:backdrop, .suggested-action.sidebar-button.button:backdrop, .header-bar 
.suggested-action.titlebutton.button:backdrop,
+    .titlebar .suggested-action.titlebutton.button:backdrop, .button.suggested-action.flat:insensitive, 
.suggested-action.sidebar-button.button:insensitive, .header-bar 
.suggested-action.titlebutton.button:insensitive,
+    .titlebar .suggested-action.titlebutton.button:insensitive, 
.button.suggested-action.flat:backdrop:insensitive, 
.suggested-action.sidebar-button.button:backdrop:insensitive, .header-bar 
.suggested-action.titlebutton.button:backdrop:insensitive,
     .titlebar .suggested-action.titlebutton.button:backdrop:insensitive {
       border-color: transparent;
       background-color: transparent;
@@ -714,7 +714,7 @@ GtkTextView {
       icon-shadow: none;
       color: rgba(74, 144, 217, 0.8); }
     .button.suggested-action:insensitive {
-      color: #8d9091;
+      color: #8e9192;
       border-color: #a1a1a1;
       background-image: linear-gradient(to bottom, #f4f4f4);
       text-shadow: none;
@@ -724,9 +724,9 @@ GtkTextView {
       .titlebar .suggested-action.button.titlebutton:insensitive > .label {
         color: inherit; }
       .button.suggested-action:insensitive:active, .button.suggested-action:insensitive:checked {
-        color: #b9d3f0;
+        color: #b9d4f1;
         border-color: #1c5187;
-        background-image: linear-gradient(to bottom, #4a8cd1, #5093da);
+        background-image: linear-gradient(to bottom, #4b8dd3, #5094db);
         box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px white; }
         .button.suggested-action:insensitive:active > .label, .header-bar 
.suggested-action.button.titlebutton:insensitive:active > .label,
         .titlebar .suggested-action.button.titlebutton:insensitive:active > .label, 
.button.suggested-action:insensitive:checked > .label, .header-bar 
.suggested-action.button.titlebutton:insensitive:checked > .label,
@@ -760,9 +760,9 @@ GtkTextView {
         icon-shadow: none;
         outline-color: rgba(238, 238, 236, 0.3); }
       .osd .button.suggested-action:insensitive, .osd .button.suggested-action:backdrop:insensitive {
-        color: #878989;
+        color: #878a89;
         border-color: rgba(0, 0, 0, 0.7);
-        background-image: linear-gradient(to bottom, rgba(52, 57, 57, 0.5));
+        background-image: linear-gradient(to bottom, rgba(53, 57, 58, 0.5));
         background-clip: padding-box;
         box-shadow: none;
         text-shadow: none;
@@ -784,7 +784,7 @@ GtkTextView {
     text-shadow: 0 -1px rgba(0, 0, 0, 0.56078);
     icon-shadow: 0 -1px rgba(0, 0, 0, 0.56078);
     box-shadow: inset 0 1px rgba(255, 255, 255, 0.5), 0 1px white; }
-    .button.destructive-action.flat, .header-bar .destructive-action.titlebutton.button,
+    .button.destructive-action.flat, .destructive-action.sidebar-button.button, .header-bar 
.destructive-action.titlebutton.button,
     .titlebar .destructive-action.titlebutton.button {
       border-color: transparent;
       background-color: transparent;
@@ -809,49 +809,49 @@ GtkTextView {
       text-shadow: 0 -1px rgba(0, 0, 0, 0.64078);
       icon-shadow: 0 -1px rgba(0, 0, 0, 0.64078);
       box-shadow: inset 0 1px rgba(0, 0, 0, 0.07), inset 0 2px 1px -2px rgba(0, 0, 0, 0.6), 0 1px white; }
-    .button.destructive-action:backdrop, .button.destructive-action.flat:backdrop, .header-bar 
.destructive-action.titlebutton.button:backdrop,
+    .button.destructive-action:backdrop, .button.destructive-action.flat:backdrop, 
.destructive-action.sidebar-button.button:backdrop, .header-bar 
.destructive-action.titlebutton.button:backdrop,
     .titlebar .destructive-action.titlebutton.button:backdrop {
-      color: #fbd4d4;
+      color: #fcd4d4;
       border-color: #ef2929;
       background-image: linear-gradient(to bottom, #ef2929);
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(255, 255, 255, 0); }
-      .button.destructive-action:backdrop:active, .button.destructive-action:backdrop:checked, 
.button.destructive-action.flat:backdrop:active, .header-bar 
.destructive-action.titlebutton.button:backdrop:active,
-      .titlebar .destructive-action.titlebutton.button:backdrop:active, 
.button.destructive-action.flat:backdrop:checked, .header-bar 
.destructive-action.titlebutton.button:backdrop:checked,
+      .button.destructive-action:backdrop:active, .button.destructive-action:backdrop:checked, 
.button.destructive-action.flat:backdrop:active, .destructive-action.sidebar-button.button:backdrop:active, 
.header-bar .destructive-action.titlebutton.button:backdrop:active,
+      .titlebar .destructive-action.titlebutton.button:backdrop:active, 
.button.destructive-action.flat:backdrop:checked, .destructive-action.sidebar-button.button:backdrop:checked, 
.header-bar .destructive-action.titlebutton.button:backdrop:checked,
       .titlebar .destructive-action.titlebutton.button:backdrop:checked {
-        color: #f6cfcf;
+        color: #f7cfcf;
         border-color: #d51010;
         background-image: linear-gradient(to bottom, #d51010);
         box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(255, 255, 255, 0); }
-      .button.destructive-action:backdrop:insensitive, .button.destructive-action.flat:backdrop:insensitive, 
.header-bar .destructive-action.titlebutton.button:backdrop:insensitive,
+      .button.destructive-action:backdrop:insensitive, .button.destructive-action.flat:backdrop:insensitive, 
.destructive-action.sidebar-button.button:backdrop:insensitive, .header-bar 
.destructive-action.titlebutton.button:backdrop:insensitive,
       .titlebar .destructive-action.titlebutton.button:backdrop:insensitive {
         color: #c7c7c7;
-        border-color: #a8a8a8;
+        border-color: darkgray;
         background-image: linear-gradient(to bottom, #f4f4f4);
         text-shadow: none;
         icon-shadow: none;
         box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(255, 255, 255, 0); }
         .button.destructive-action:backdrop:insensitive > .label, .header-bar 
.destructive-action.button.titlebutton:backdrop:insensitive > .label,
-        .titlebar .destructive-action.button.titlebutton:backdrop:insensitive > .label, 
.button.destructive-action.flat:backdrop:insensitive > .label, .header-bar 
.destructive-action.titlebutton.button:backdrop:insensitive > .label,
+        .titlebar .destructive-action.button.titlebutton:backdrop:insensitive > .label, 
.button.destructive-action.flat:backdrop:insensitive > .label, 
.destructive-action.sidebar-button.button:backdrop:insensitive > .label, .header-bar 
.destructive-action.titlebutton.button:backdrop:insensitive > .label,
         .titlebar .destructive-action.titlebutton.button:backdrop:insensitive > .label {
           color: inherit; }
-        .button.destructive-action:backdrop:insensitive:active, 
.button.destructive-action:backdrop:insensitive:checked, 
.button.destructive-action.flat:backdrop:insensitive:active, .header-bar 
.destructive-action.titlebutton.button:backdrop:insensitive:active,
-        .titlebar .destructive-action.titlebutton.button:backdrop:insensitive:active, 
.button.destructive-action.flat:backdrop:insensitive:checked, .header-bar 
.destructive-action.titlebutton.button:backdrop:insensitive:checked,
+        .button.destructive-action:backdrop:insensitive:active, 
.button.destructive-action:backdrop:insensitive:checked, 
.button.destructive-action.flat:backdrop:insensitive:active, 
.destructive-action.sidebar-button.button:backdrop:insensitive:active, .header-bar 
.destructive-action.titlebutton.button:backdrop:insensitive:active,
+        .titlebar .destructive-action.titlebutton.button:backdrop:insensitive:active, 
.button.destructive-action.flat:backdrop:insensitive:checked, 
.destructive-action.sidebar-button.button:backdrop:insensitive:checked, .header-bar 
.destructive-action.titlebutton.button:backdrop:insensitive:checked,
         .titlebar .destructive-action.titlebutton.button:backdrop:insensitive:checked {
-          color: #f47979;
+          color: #f57979;
           border-color: #ef3131;
           background-image: linear-gradient(to bottom, #ef3131);
           box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(255, 255, 255, 0); }
           .button.destructive-action:backdrop:insensitive:active > .label, .header-bar 
.destructive-action.button.titlebutton:backdrop:insensitive:active > .label,
           .titlebar .destructive-action.button.titlebutton:backdrop:insensitive:active > .label, 
.button.destructive-action:backdrop:insensitive:checked > .label, .header-bar 
.destructive-action.button.titlebutton:backdrop:insensitive:checked > .label,
-          .titlebar .destructive-action.button.titlebutton:backdrop:insensitive:checked > .label, 
.button.destructive-action.flat:backdrop:insensitive:active > .label, .header-bar 
.destructive-action.titlebutton.button:backdrop:insensitive:active > .label,
-          .titlebar .destructive-action.titlebutton.button:backdrop:insensitive:active > .label, 
.button.destructive-action.flat:backdrop:insensitive:checked > .label, .header-bar 
.destructive-action.titlebutton.button:backdrop:insensitive:checked > .label,
+          .titlebar .destructive-action.button.titlebutton:backdrop:insensitive:checked > .label, 
.button.destructive-action.flat:backdrop:insensitive:active > .label, 
.destructive-action.sidebar-button.button:backdrop:insensitive:active > .label, .header-bar 
.destructive-action.titlebutton.button:backdrop:insensitive:active > .label,
+          .titlebar .destructive-action.titlebutton.button:backdrop:insensitive:active > .label, 
.button.destructive-action.flat:backdrop:insensitive:checked > .label, 
.destructive-action.sidebar-button.button:backdrop:insensitive:checked > .label, .header-bar 
.destructive-action.titlebutton.button:backdrop:insensitive:checked > .label,
           .titlebar .destructive-action.titlebutton.button:backdrop:insensitive:checked > .label {
             color: inherit; }
-    .button.destructive-action.flat:backdrop, .header-bar .destructive-action.titlebutton.button:backdrop,
-    .titlebar .destructive-action.titlebutton.button:backdrop, .button.destructive-action.flat:insensitive, 
.header-bar .destructive-action.titlebutton.button:insensitive,
-    .titlebar .destructive-action.titlebutton.button:insensitive, 
.button.destructive-action.flat:backdrop:insensitive, .header-bar 
.destructive-action.titlebutton.button:backdrop:insensitive,
+    .button.destructive-action.flat:backdrop, .destructive-action.sidebar-button.button:backdrop, 
.header-bar .destructive-action.titlebutton.button:backdrop,
+    .titlebar .destructive-action.titlebutton.button:backdrop, .button.destructive-action.flat:insensitive, 
.destructive-action.sidebar-button.button:insensitive, .header-bar 
.destructive-action.titlebutton.button:insensitive,
+    .titlebar .destructive-action.titlebutton.button:insensitive, 
.button.destructive-action.flat:backdrop:insensitive, 
.destructive-action.sidebar-button.button:backdrop:insensitive, .header-bar 
.destructive-action.titlebutton.button:backdrop:insensitive,
     .titlebar .destructive-action.titlebutton.button:backdrop:insensitive {
       border-color: transparent;
       background-color: transparent;
@@ -861,7 +861,7 @@ GtkTextView {
       icon-shadow: none;
       color: rgba(239, 41, 41, 0.8); }
     .button.destructive-action:insensitive {
-      color: #8d9091;
+      color: #8e9192;
       border-color: #a1a1a1;
       background-image: linear-gradient(to bottom, #f4f4f4);
       text-shadow: none;
@@ -871,7 +871,7 @@ GtkTextView {
       .titlebar .destructive-action.button.titlebutton:insensitive > .label {
         color: inherit; }
       .button.destructive-action:insensitive:active, .button.destructive-action:insensitive:checked {
-        color: #f8acac;
+        color: #f9adad;
         border-color: #8e0b0b;
         background-image: linear-gradient(to bottom, #e52d2d, #ef3131);
         box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px white; }
@@ -907,9 +907,9 @@ GtkTextView {
         icon-shadow: none;
         outline-color: rgba(238, 238, 236, 0.3); }
       .osd .button.destructive-action:insensitive, .osd .button.destructive-action:backdrop:insensitive {
-        color: #878989;
+        color: #878a89;
         border-color: rgba(0, 0, 0, 0.7);
-        background-image: linear-gradient(to bottom, rgba(52, 57, 57, 0.5));
+        background-image: linear-gradient(to bottom, rgba(53, 57, 58, 0.5));
         background-clip: padding-box;
         box-shadow: none;
         text-shadow: none;
@@ -1011,7 +1011,7 @@ GtkTextView {
     box-shadow: inset 0 1px rgba(0, 0, 0, 0.07), inset 0 2px 1px -2px rgba(0, 0, 0, 0.6), 0 1px white; }
   .inline-toolbar GtkToolButton > .button:insensitive, .inline-toolbar .header-bar GtkToolButton > 
.button.titlebutton:insensitive,
   .inline-toolbar .titlebar GtkToolButton > .button.titlebutton:insensitive {
-    color: #8d9091;
+    color: #8e9192;
     border-color: #a1a1a1;
     background-image: linear-gradient(to bottom, #f4f4f4);
     text-shadow: none;
@@ -1022,16 +1022,16 @@ GtkTextView {
   .inline-toolbar GtkToolButton > .button:insensitive:active, .inline-toolbar .header-bar GtkToolButton > 
.button.titlebutton:insensitive:active,
   .inline-toolbar .titlebar GtkToolButton > .button.titlebutton:insensitive:active, .inline-toolbar 
GtkToolButton > .button:insensitive:checked, .inline-toolbar .header-bar GtkToolButton > 
.button.titlebutton:insensitive:checked,
   .inline-toolbar .titlebar GtkToolButton > .button.titlebutton:insensitive:checked {
-    color: #8d9091;
+    color: #8e9192;
     border-color: #a1a1a1;
-    background-image: linear-gradient(to bottom, #ebebeb, #f4f4f4);
+    background-image: linear-gradient(to bottom, #ececec, #f4f4f4);
     box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px white; }
     .inline-toolbar GtkToolButton > .button:insensitive:active > .label, .inline-toolbar GtkToolButton > 
.button:insensitive:checked > .label {
       color: inherit; }
   .inline-toolbar GtkToolButton > .button:backdrop, .inline-toolbar .header-bar GtkToolButton > 
.button.titlebutton:backdrop,
   .inline-toolbar .titlebar GtkToolButton > .button.titlebutton:backdrop {
-    color: #8d9091;
-    border-color: #a8a8a8;
+    color: #8e9192;
+    border-color: darkgray;
     background-image: linear-gradient(to bottom, #ededed);
     text-shadow: none;
     icon-shadow: none;
@@ -1039,14 +1039,14 @@ GtkTextView {
   .inline-toolbar GtkToolButton > .button:backdrop:active, .inline-toolbar .header-bar GtkToolButton > 
.button.titlebutton:backdrop:active,
   .inline-toolbar .titlebar GtkToolButton > .button.titlebutton:backdrop:active, .inline-toolbar 
GtkToolButton > .button:backdrop:checked, .inline-toolbar .header-bar GtkToolButton > 
.button.titlebutton:backdrop:checked,
   .inline-toolbar .titlebar GtkToolButton > .button.titlebutton:backdrop:checked {
-    color: #8d9091;
-    border-color: #a8a8a8;
-    background-image: linear-gradient(to bottom, #d4d4d4);
+    color: #8e9192;
+    border-color: darkgray;
+    background-image: linear-gradient(to bottom, #d5d5d5);
     box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(255, 255, 255, 0); }
   .inline-toolbar GtkToolButton > .button:backdrop:insensitive, .inline-toolbar .header-bar GtkToolButton > 
.button.titlebutton:backdrop:insensitive,
   .inline-toolbar .titlebar GtkToolButton > .button.titlebutton:backdrop:insensitive {
     color: #c7c7c7;
-    border-color: #a8a8a8;
+    border-color: darkgray;
     background-image: linear-gradient(to bottom, #f4f4f4);
     text-shadow: none;
     icon-shadow: none;
@@ -1057,19 +1057,23 @@ GtkTextView {
   .inline-toolbar .titlebar GtkToolButton > .button.titlebutton:backdrop:insensitive:active, .inline-toolbar 
GtkToolButton > .button:backdrop:insensitive:checked, .inline-toolbar .header-bar GtkToolButton > 
.button.titlebutton:backdrop:insensitive:checked,
   .inline-toolbar .titlebar GtkToolButton > .button.titlebutton:backdrop:insensitive:checked {
     color: #c7c7c7;
-    border-color: #a8a8a8;
+    border-color: darkgray;
     background-image: linear-gradient(to bottom, #e7e7e7);
     box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(255, 255, 255, 0); }
     .inline-toolbar GtkToolButton > .button:backdrop:insensitive:active > .label, .inline-toolbar 
GtkToolButton > .button:backdrop:insensitive:checked > .label {
       color: inherit; }
 
-.inline-toolbar.toolbar GtkToolButton > .button.flat, .inline-toolbar GtkToolButton > .button.flat, 
.inline-toolbar.search-bar GtkToolButton > .button.flat, .inline-toolbar.location-bar GtkToolButton > 
.button.flat, .inline-toolbar .header-bar GtkToolButton > .button.titlebutton, .header-bar .inline-toolbar 
GtkToolButton > .button.titlebutton,
+.inline-toolbar.toolbar GtkToolButton > .button.flat, .inline-toolbar GtkToolButton > .button.flat, 
.inline-toolbar.search-bar GtkToolButton > .button.flat, .inline-toolbar.location-bar GtkToolButton > 
.button.flat, .inline-toolbar.toolbar GtkToolButton > .sidebar-button.button, .inline-toolbar GtkToolButton > 
.sidebar-button.button, .inline-toolbar.search-bar GtkToolButton > .sidebar-button.button, 
.inline-toolbar.location-bar GtkToolButton > .sidebar-button.button, .inline-toolbar .header-bar 
GtkToolButton > .button.titlebutton, .header-bar .inline-toolbar GtkToolButton > .button.titlebutton,
 .inline-toolbar .titlebar GtkToolButton > .button.titlebutton,
 .titlebar .inline-toolbar GtkToolButton > .button.titlebutton,
 .inline-toolbar.toolbar GtkToolButton:backdrop > .button.flat,
 .inline-toolbar GtkToolButton:backdrop > .button.flat,
 .inline-toolbar.search-bar GtkToolButton:backdrop > .button.flat,
 .inline-toolbar.location-bar GtkToolButton:backdrop > .button.flat,
+.inline-toolbar.toolbar GtkToolButton:backdrop > .sidebar-button.button,
+.inline-toolbar GtkToolButton:backdrop > .sidebar-button.button,
+.inline-toolbar.search-bar GtkToolButton:backdrop > .sidebar-button.button,
+.inline-toolbar.location-bar GtkToolButton:backdrop > .sidebar-button.button,
 .inline-toolbar .header-bar GtkToolButton:backdrop > .button.titlebutton,
 .header-bar .inline-toolbar GtkToolButton:backdrop > .button.titlebutton,
 .inline-toolbar .titlebar GtkToolButton:backdrop > .button.titlebutton,
@@ -1081,16 +1085,21 @@ GtkComboBox.combobox-entry .titlebar .button.titlebutton,
 .titlebar GtkComboBox.combobox-entry .button.titlebutton, GtkComboBox.combobox-entry .button:backdrop, 
.linked > GtkComboBox > .button:dir(ltr) {
   border-radius: 0;
   border-left-style: none; }
-  .inline-toolbar GtkToolButton > .button.flat:dir(rtl), .inline-toolbar .header-bar GtkToolButton > 
.button.titlebutton:dir(rtl), .header-bar .inline-toolbar GtkToolButton > .button.titlebutton:dir(rtl),
+  .inline-toolbar GtkToolButton > .button.flat:dir(rtl), .inline-toolbar GtkToolButton > 
.sidebar-button.button:dir(rtl), .inline-toolbar .header-bar GtkToolButton > .button.titlebutton:dir(rtl), 
.header-bar .inline-toolbar GtkToolButton > .button.titlebutton:dir(rtl),
   .inline-toolbar .titlebar GtkToolButton > .button.titlebutton:dir(rtl),
   .titlebar .inline-toolbar GtkToolButton > .button.titlebutton:dir(rtl),
-  .inline-toolbar GtkToolButton:backdrop > .button.flat:dir(rtl), .inline-toolbar.toolbar 
GtkToolButton:dir(rtl) > .button.flat, .inline-toolbar GtkToolButton:dir(rtl) > .button.flat, 
.inline-toolbar.search-bar GtkToolButton:dir(rtl) > .button.flat, .inline-toolbar.location-bar 
GtkToolButton:dir(rtl) > .button.flat, .inline-toolbar .header-bar GtkToolButton:dir(rtl) > 
.button.titlebutton, .header-bar .inline-toolbar GtkToolButton:dir(rtl) > .button.titlebutton,
+  .inline-toolbar GtkToolButton:backdrop > .button.flat:dir(rtl),
+  .inline-toolbar GtkToolButton:backdrop > .sidebar-button.button:dir(rtl), .inline-toolbar.toolbar 
GtkToolButton:dir(rtl) > .button.flat, .inline-toolbar GtkToolButton:dir(rtl) > .button.flat, 
.inline-toolbar.search-bar GtkToolButton:dir(rtl) > .button.flat, .inline-toolbar.location-bar 
GtkToolButton:dir(rtl) > .button.flat, .inline-toolbar.toolbar GtkToolButton:dir(rtl) > 
.sidebar-button.button, .inline-toolbar GtkToolButton:dir(rtl) > .sidebar-button.button, 
.inline-toolbar.search-bar GtkToolButton:dir(rtl) > .sidebar-button.button, .inline-toolbar.location-bar 
GtkToolButton:dir(rtl) > .sidebar-button.button, .inline-toolbar .header-bar GtkToolButton:dir(rtl) > 
.button.titlebutton, .header-bar .inline-toolbar GtkToolButton:dir(rtl) > .button.titlebutton,
   .inline-toolbar .titlebar GtkToolButton:dir(rtl) > .button.titlebutton,
   .titlebar .inline-toolbar GtkToolButton:dir(rtl) > .button.titlebutton,
   .inline-toolbar.toolbar GtkToolButton:backdrop:dir(rtl) > .button.flat,
   .inline-toolbar GtkToolButton:backdrop:dir(rtl) > .button.flat,
   .inline-toolbar.search-bar GtkToolButton:backdrop:dir(rtl) > .button.flat,
   .inline-toolbar.location-bar GtkToolButton:backdrop:dir(rtl) > .button.flat,
+  .inline-toolbar.toolbar GtkToolButton:backdrop:dir(rtl) > .sidebar-button.button,
+  .inline-toolbar GtkToolButton:backdrop:dir(rtl) > .sidebar-button.button,
+  .inline-toolbar.search-bar GtkToolButton:backdrop:dir(rtl) > .sidebar-button.button,
+  .inline-toolbar.location-bar GtkToolButton:backdrop:dir(rtl) > .sidebar-button.button,
   .inline-toolbar .header-bar GtkToolButton:backdrop:dir(rtl) > .button.titlebutton,
   .header-bar .inline-toolbar GtkToolButton:backdrop:dir(rtl) > .button.titlebutton,
   .inline-toolbar .titlebar GtkToolButton:backdrop:dir(rtl) > .button.titlebutton,
@@ -1101,13 +1110,17 @@ GtkComboBox.combobox-entry .titlebar .button.titlebutton,
     border-left-style: solid; }
 
 .osd .button:first-child:hover, .osd .button:first-child:active, .osd .button:first-child:checked, .osd 
.button:first-child:insensitive, .osd .button:first-child:backdrop, .osd 
.button.suggested-action:first-child, .osd .button.destructive-action:first-child, .inline-toolbar 
.button:first-child, .linked > .button:first-child, .header-bar .linked > .button.titlebutton:first-child,
-.titlebar .linked > .button.titlebutton:first-child, .inline-toolbar.toolbar GtkToolButton:first-child > 
.button.flat, .inline-toolbar GtkToolButton:first-child > .button.flat, .inline-toolbar.search-bar 
GtkToolButton:first-child > .button.flat, .inline-toolbar.location-bar GtkToolButton:first-child > 
.button.flat, .inline-toolbar .header-bar GtkToolButton:first-child > .button.titlebutton, .header-bar 
.inline-toolbar GtkToolButton:first-child > .button.titlebutton,
+.titlebar .linked > .button.titlebutton:first-child, .inline-toolbar.toolbar GtkToolButton:first-child > 
.button.flat, .inline-toolbar GtkToolButton:first-child > .button.flat, .inline-toolbar.search-bar 
GtkToolButton:first-child > .button.flat, .inline-toolbar.location-bar GtkToolButton:first-child > 
.button.flat, .inline-toolbar.toolbar GtkToolButton:first-child > .sidebar-button.button, .inline-toolbar 
GtkToolButton:first-child > .sidebar-button.button, .inline-toolbar.search-bar GtkToolButton:first-child > 
.sidebar-button.button, .inline-toolbar.location-bar GtkToolButton:first-child > .sidebar-button.button, 
.inline-toolbar .header-bar GtkToolButton:first-child > .button.titlebutton, .header-bar .inline-toolbar 
GtkToolButton:first-child > .button.titlebutton,
 .inline-toolbar .titlebar GtkToolButton:first-child > .button.titlebutton,
 .titlebar .inline-toolbar GtkToolButton:first-child > .button.titlebutton,
 .inline-toolbar.toolbar GtkToolButton:backdrop:first-child > .button.flat,
 .inline-toolbar GtkToolButton:backdrop:first-child > .button.flat,
 .inline-toolbar.search-bar GtkToolButton:backdrop:first-child > .button.flat,
 .inline-toolbar.location-bar GtkToolButton:backdrop:first-child > .button.flat,
+.inline-toolbar.toolbar GtkToolButton:backdrop:first-child > .sidebar-button.button,
+.inline-toolbar GtkToolButton:backdrop:first-child > .sidebar-button.button,
+.inline-toolbar.search-bar GtkToolButton:backdrop:first-child > .sidebar-button.button,
+.inline-toolbar.location-bar GtkToolButton:backdrop:first-child > .sidebar-button.button,
 .inline-toolbar .header-bar GtkToolButton:backdrop:first-child > .button.titlebutton,
 .header-bar .inline-toolbar GtkToolButton:backdrop:first-child > .button.titlebutton,
 .inline-toolbar .titlebar GtkToolButton:backdrop:first-child > .button.titlebutton,
@@ -1115,42 +1128,55 @@ GtkComboBox.combobox-entry .titlebar .button.titlebutton,
   border-radius: 3px 0 0 3px;
   border-left-style: solid; }
 .osd .button:last-child:hover, .osd .button:last-child:active, .osd .button:last-child:checked, .osd 
.button:last-child:insensitive, .osd .button:last-child:backdrop, .osd .button.suggested-action:last-child, 
.osd .button.destructive-action:last-child, .inline-toolbar .button:last-child, .linked > .button:last-child, 
.header-bar .linked > .button.titlebutton:last-child,
-.titlebar .linked > .button.titlebutton:last-child, .inline-toolbar.toolbar GtkToolButton:last-child > 
.button.flat, .inline-toolbar GtkToolButton:last-child > .button.flat, .inline-toolbar.search-bar 
GtkToolButton:last-child > .button.flat, .inline-toolbar.location-bar GtkToolButton:last-child > 
.button.flat, .inline-toolbar .header-bar GtkToolButton:last-child > .button.titlebutton, .header-bar 
.inline-toolbar GtkToolButton:last-child > .button.titlebutton,
+.titlebar .linked > .button.titlebutton:last-child, .inline-toolbar.toolbar GtkToolButton:last-child > 
.button.flat, .inline-toolbar GtkToolButton:last-child > .button.flat, .inline-toolbar.search-bar 
GtkToolButton:last-child > .button.flat, .inline-toolbar.location-bar GtkToolButton:last-child > 
.button.flat, .inline-toolbar.toolbar GtkToolButton:last-child > .sidebar-button.button, .inline-toolbar 
GtkToolButton:last-child > .sidebar-button.button, .inline-toolbar.search-bar GtkToolButton:last-child > 
.sidebar-button.button, .inline-toolbar.location-bar GtkToolButton:last-child > .sidebar-button.button, 
.inline-toolbar .header-bar GtkToolButton:last-child > .button.titlebutton, .header-bar .inline-toolbar 
GtkToolButton:last-child > .button.titlebutton,
 .inline-toolbar .titlebar GtkToolButton:last-child > .button.titlebutton,
 .titlebar .inline-toolbar GtkToolButton:last-child > .button.titlebutton,
 .inline-toolbar.toolbar GtkToolButton:backdrop:last-child > .button.flat,
 .inline-toolbar GtkToolButton:backdrop:last-child > .button.flat,
 .inline-toolbar.search-bar GtkToolButton:backdrop:last-child > .button.flat,
 .inline-toolbar.location-bar GtkToolButton:backdrop:last-child > .button.flat,
+.inline-toolbar.toolbar GtkToolButton:backdrop:last-child > .sidebar-button.button,
+.inline-toolbar GtkToolButton:backdrop:last-child > .sidebar-button.button,
+.inline-toolbar.search-bar GtkToolButton:backdrop:last-child > .sidebar-button.button,
+.inline-toolbar.location-bar GtkToolButton:backdrop:last-child > .sidebar-button.button,
 .inline-toolbar .header-bar GtkToolButton:backdrop:last-child > .button.titlebutton,
 .header-bar .inline-toolbar GtkToolButton:backdrop:last-child > .button.titlebutton,
 .inline-toolbar .titlebar GtkToolButton:backdrop:last-child > .button.titlebutton,
 .titlebar .inline-toolbar GtkToolButton:backdrop:last-child > .button.titlebutton, 
GtkComboBox.combobox-entry .entry:last-child, GtkComboBox.combobox-entry .button:last-child, .linked > 
GtkComboBox:last-child > .button {
   border-radius: 0 3px 3px 0; }
   .osd .button:last-child:dir(rtl):hover, .osd .button:last-child:dir(rtl):active, .osd 
.button:last-child:dir(rtl):checked, .osd .button:last-child:dir(rtl):insensitive, .osd 
.button:last-child:dir(rtl):backdrop, .osd .button.suggested-action:last-child:dir(rtl), .osd 
.button.destructive-action:last-child:dir(rtl), .inline-toolbar .button:last-child:dir(rtl), .linked > 
.button:last-child:dir(rtl), .header-bar .linked > .button.titlebutton:last-child:dir(rtl),
-  .titlebar .linked > .button.titlebutton:last-child:dir(rtl), .inline-toolbar GtkToolButton:last-child > 
.button.flat:dir(rtl), .inline-toolbar .header-bar GtkToolButton:last-child > .button.titlebutton:dir(rtl), 
.header-bar .inline-toolbar GtkToolButton:last-child > .button.titlebutton:dir(rtl),
+  .titlebar .linked > .button.titlebutton:last-child:dir(rtl), .inline-toolbar GtkToolButton:last-child > 
.button.flat:dir(rtl), .inline-toolbar GtkToolButton:last-child > .sidebar-button.button:dir(rtl), 
.inline-toolbar .header-bar GtkToolButton:last-child > .button.titlebutton:dir(rtl), .header-bar 
.inline-toolbar GtkToolButton:last-child > .button.titlebutton:dir(rtl),
   .inline-toolbar .titlebar GtkToolButton:last-child > .button.titlebutton:dir(rtl),
   .titlebar .inline-toolbar GtkToolButton:last-child > .button.titlebutton:dir(rtl),
-  .inline-toolbar GtkToolButton:backdrop:last-child > .button.flat:dir(rtl), .inline-toolbar.toolbar 
GtkToolButton:last-child:dir(rtl) > .button.flat, .inline-toolbar GtkToolButton:last-child:dir(rtl) > 
.button.flat, .inline-toolbar.search-bar GtkToolButton:last-child:dir(rtl) > .button.flat, 
.inline-toolbar.location-bar GtkToolButton:last-child:dir(rtl) > .button.flat, .inline-toolbar .header-bar 
GtkToolButton:last-child:dir(rtl) > .button.titlebutton, .header-bar .inline-toolbar 
GtkToolButton:last-child:dir(rtl) > .button.titlebutton,
+  .inline-toolbar GtkToolButton:backdrop:last-child > .button.flat:dir(rtl),
+  .inline-toolbar GtkToolButton:backdrop:last-child > .sidebar-button.button:dir(rtl), 
.inline-toolbar.toolbar GtkToolButton:last-child:dir(rtl) > .button.flat, .inline-toolbar 
GtkToolButton:last-child:dir(rtl) > .button.flat, .inline-toolbar.search-bar 
GtkToolButton:last-child:dir(rtl) > .button.flat, .inline-toolbar.location-bar 
GtkToolButton:last-child:dir(rtl) > .button.flat, .inline-toolbar.toolbar GtkToolButton:last-child:dir(rtl) > 
.sidebar-button.button, .inline-toolbar GtkToolButton:last-child:dir(rtl) > .sidebar-button.button, 
.inline-toolbar.search-bar GtkToolButton:last-child:dir(rtl) > .sidebar-button.button, 
.inline-toolbar.location-bar GtkToolButton:last-child:dir(rtl) > .sidebar-button.button, .inline-toolbar 
.header-bar GtkToolButton:last-child:dir(rtl) > .button.titlebutton, .header-bar .inline-toolbar 
GtkToolButton:last-child:dir(rtl) > .button.titlebutton,
   .inline-toolbar .titlebar GtkToolButton:last-child:dir(rtl) > .button.titlebutton,
   .titlebar .inline-toolbar GtkToolButton:last-child:dir(rtl) > .button.titlebutton,
   .inline-toolbar.toolbar GtkToolButton:backdrop:last-child:dir(rtl) > .button.flat,
   .inline-toolbar GtkToolButton:backdrop:last-child:dir(rtl) > .button.flat,
   .inline-toolbar.search-bar GtkToolButton:backdrop:last-child:dir(rtl) > .button.flat,
   .inline-toolbar.location-bar GtkToolButton:backdrop:last-child:dir(rtl) > .button.flat,
+  .inline-toolbar.toolbar GtkToolButton:backdrop:last-child:dir(rtl) > .sidebar-button.button,
+  .inline-toolbar GtkToolButton:backdrop:last-child:dir(rtl) > .sidebar-button.button,
+  .inline-toolbar.search-bar GtkToolButton:backdrop:last-child:dir(rtl) > .sidebar-button.button,
+  .inline-toolbar.location-bar GtkToolButton:backdrop:last-child:dir(rtl) > .sidebar-button.button,
   .inline-toolbar .header-bar GtkToolButton:backdrop:last-child:dir(rtl) > .button.titlebutton,
   .header-bar .inline-toolbar GtkToolButton:backdrop:last-child:dir(rtl) > .button.titlebutton,
   .inline-toolbar .titlebar GtkToolButton:backdrop:last-child:dir(rtl) > .button.titlebutton,
   .titlebar .inline-toolbar GtkToolButton:backdrop:last-child:dir(rtl) > .button.titlebutton, 
GtkComboBox.combobox-entry .entry:last-child:dir(rtl), GtkComboBox.combobox-entry 
.button:last-child:dir(rtl), .linked > GtkComboBox:last-child > .button:dir(rtl) {
     border-right-style: solid; }
 .osd .button:only-child:hover, .osd .button:only-child:active, .osd .button:only-child:checked, .osd 
.button:only-child:insensitive, .osd .button:only-child:backdrop, .osd .button.suggested-action:only-child, 
.osd .button.destructive-action:only-child, .inline-toolbar .button:only-child, .linked > .button:only-child, 
.header-bar .linked > .button.titlebutton:only-child,
-.titlebar .linked > .button.titlebutton:only-child, .inline-toolbar.toolbar GtkToolButton:only-child > 
.button.flat, .inline-toolbar GtkToolButton:only-child > .button.flat, .inline-toolbar.search-bar 
GtkToolButton:only-child > .button.flat, .inline-toolbar.location-bar GtkToolButton:only-child > 
.button.flat, .inline-toolbar .header-bar GtkToolButton:only-child > .button.titlebutton, .header-bar 
.inline-toolbar GtkToolButton:only-child > .button.titlebutton,
+.titlebar .linked > .button.titlebutton:only-child, .inline-toolbar.toolbar GtkToolButton:only-child > 
.button.flat, .inline-toolbar GtkToolButton:only-child > .button.flat, .inline-toolbar.search-bar 
GtkToolButton:only-child > .button.flat, .inline-toolbar.location-bar GtkToolButton:only-child > 
.button.flat, .inline-toolbar.toolbar GtkToolButton:only-child > .sidebar-button.button, .inline-toolbar 
GtkToolButton:only-child > .sidebar-button.button, .inline-toolbar.search-bar GtkToolButton:only-child > 
.sidebar-button.button, .inline-toolbar.location-bar GtkToolButton:only-child > .sidebar-button.button, 
.inline-toolbar .header-bar GtkToolButton:only-child > .button.titlebutton, .header-bar .inline-toolbar 
GtkToolButton:only-child > .button.titlebutton,
 .inline-toolbar .titlebar GtkToolButton:only-child > .button.titlebutton,
 .titlebar .inline-toolbar GtkToolButton:only-child > .button.titlebutton,
 .inline-toolbar.toolbar GtkToolButton:backdrop:only-child > .button.flat,
 .inline-toolbar GtkToolButton:backdrop:only-child > .button.flat,
 .inline-toolbar.search-bar GtkToolButton:backdrop:only-child > .button.flat,
 .inline-toolbar.location-bar GtkToolButton:backdrop:only-child > .button.flat,
+.inline-toolbar.toolbar GtkToolButton:backdrop:only-child > .sidebar-button.button,
+.inline-toolbar GtkToolButton:backdrop:only-child > .sidebar-button.button,
+.inline-toolbar.search-bar GtkToolButton:backdrop:only-child > .sidebar-button.button,
+.inline-toolbar.location-bar GtkToolButton:backdrop:only-child > .sidebar-button.button,
 .inline-toolbar .header-bar GtkToolButton:backdrop:only-child > .button.titlebutton,
 .header-bar .inline-toolbar GtkToolButton:backdrop:only-child > .button.titlebutton,
 .inline-toolbar .titlebar GtkToolButton:backdrop:only-child > .button.titlebutton,
@@ -1180,8 +1206,9 @@ GtkComboBox.combobox-entry .titlebar .button.titlebutton,
   border-radius: 3px;
   border-style: solid; }
 
-.menuitem.button.flat, .header-bar .menuitem.titlebutton.button,
-.titlebar .menuitem.titlebutton.button, .menuitem.button.flat:backdrop, 
.menuitem.button.flat:backdrop:hover, .header-bar .menuitem.titlebutton.button:backdrop:hover,
+.menuitem.button.flat, .menuitem.sidebar-button.button, .header-bar .menuitem.titlebutton.button,
+.titlebar .menuitem.titlebutton.button, .menuitem.button.flat:backdrop, 
.menuitem.sidebar-button.button:backdrop, .header-bar .menuitem.titlebutton.button:backdrop,
+.titlebar .menuitem.titlebutton.button:backdrop, .menuitem.button.flat:backdrop:hover, 
.menuitem.sidebar-button.button:backdrop:hover, .header-bar .menuitem.titlebutton.button:backdrop:hover,
 .titlebar .menuitem.titlebutton.button:backdrop:hover, .button:link, .header-bar .button.titlebutton:link,
 .titlebar .button.titlebutton:link, .button:visited, .header-bar .button.titlebutton:visited,
 .titlebar .button.titlebutton:visited, .button:link:hover, .button:link:active, .button:link:checked, 
.button:visited:hover, .button:visited:active, .button:visited:checked, .button:link:backdrop, 
.button:visited:backdrop, .menu.button, .header-bar .menu.button.titlebutton,
@@ -1196,24 +1223,42 @@ GtkComboBox.combobox-entry .titlebar .button.titlebutton,
 .list-row.button:backdrop:insensitive:active,
 .list-row.button:backdrop:insensitive:checked,
 .list-row.button:insensitive:active,
-.list-row.button:insensitive:checked, .app-notification .button.flat, .app-notification .header-bar 
.titlebutton.button, .header-bar .app-notification .titlebutton.button,
+.list-row.button:insensitive:checked, .app-notification .button.flat, .app-notification 
.sidebar-button.button, .app-notification .header-bar .titlebutton.button, .header-bar .app-notification 
.titlebutton.button,
 .app-notification .titlebar .titlebutton.button,
 .titlebar .app-notification .titlebutton.button,
-.app-notification.frame .button.flat, .app-notification .button.flat:backdrop, .app-notification 
.button.flat:insensitive, .app-notification .button.flat:backdrop:insensitive, .app-notification .header-bar 
.titlebutton.button:backdrop:insensitive, .header-bar .app-notification 
.titlebutton.button:backdrop:insensitive,
+.app-notification.frame .button.flat,
+.app-notification.frame .sidebar-button.button,
+.app-notification.frame .header-bar .button.titlebutton,
+.header-bar .app-notification.frame .button.titlebutton,
+.app-notification.frame .titlebar .button.titlebutton,
+.titlebar .app-notification.frame .button.titlebutton, .app-notification .button.flat:backdrop, 
.app-notification .sidebar-button.button:backdrop, .app-notification .header-bar 
.titlebutton.button:backdrop, .header-bar .app-notification .titlebutton.button:backdrop,
+.app-notification .titlebar .titlebutton.button:backdrop,
+.titlebar .app-notification .titlebutton.button:backdrop, .app-notification .button.flat:insensitive, 
.app-notification .sidebar-button.button:insensitive, .app-notification .header-bar 
.titlebutton.button:insensitive, .header-bar .app-notification .titlebutton.button:insensitive,
+.app-notification .titlebar .titlebutton.button:insensitive,
+.titlebar .app-notification .titlebutton.button:insensitive, .app-notification 
.button.flat:backdrop:insensitive, .app-notification .sidebar-button.button:backdrop:insensitive, 
.app-notification .header-bar .titlebutton.button:backdrop:insensitive, .header-bar .app-notification 
.titlebutton.button:backdrop:insensitive,
 .app-notification .titlebar .titlebutton.button:backdrop:insensitive,
 .titlebar .app-notification .titlebutton.button:backdrop:insensitive,
 .app-notification.frame .button.flat:backdrop,
+.app-notification.frame .sidebar-button.button:backdrop,
 .app-notification.frame .header-bar .button.titlebutton:backdrop,
 .header-bar .app-notification.frame .button.titlebutton:backdrop,
 .app-notification.frame .titlebar .button.titlebutton:backdrop,
 .titlebar .app-notification.frame .button.titlebutton:backdrop,
 .app-notification.frame .button.flat:insensitive,
+.app-notification.frame .sidebar-button.button:insensitive,
 .app-notification.frame .header-bar .button.titlebutton:insensitive,
 .header-bar .app-notification.frame .button.titlebutton:insensitive,
 .app-notification.frame .titlebar .button.titlebutton:insensitive,
 .titlebar .app-notification.frame .button.titlebutton:insensitive,
-.app-notification.frame .button.flat:backdrop:insensitive, GtkCalendar.button, .header-bar 
GtkCalendar.button.titlebutton,
-.titlebar GtkCalendar.button.titlebutton, GtkCalendar.button:hover, GtkCalendar.button:backdrop, 
.scale-popup .button:hover, .scale-popup .button:backdrop, .scale-popup .button:backdrop:hover, .scale-popup 
.button:backdrop:insensitive {
+.app-notification.frame .button.flat:backdrop:insensitive,
+.app-notification.frame .sidebar-button.button:backdrop:insensitive,
+.app-notification.frame .header-bar .button.titlebutton:backdrop:insensitive,
+.header-bar .app-notification.frame .button.titlebutton:backdrop:insensitive,
+.app-notification.frame .titlebar .button.titlebutton:backdrop:insensitive,
+.titlebar .app-notification.frame .button.titlebutton:backdrop:insensitive, GtkCalendar.button, .header-bar 
GtkCalendar.button.titlebutton,
+.titlebar GtkCalendar.button.titlebutton, GtkCalendar.button:hover, .header-bar 
GtkCalendar.button.titlebutton:hover,
+.titlebar GtkCalendar.button.titlebutton:hover, GtkCalendar.button:backdrop, .header-bar 
GtkCalendar.button.titlebutton:backdrop,
+.titlebar GtkCalendar.button.titlebutton:backdrop, .scale-popup .button:hover, .scale-popup 
.button:backdrop, .scale-popup .button:backdrop:hover, .scale-popup .button:backdrop:insensitive {
   border-color: transparent;
   background-color: transparent;
   background-image: none;
@@ -1222,12 +1267,12 @@ GtkComboBox.combobox-entry .titlebar .button.titlebutton,
   icon-shadow: none; }
 
 /* menu buttons */
-.menuitem.button.flat, .header-bar .menuitem.titlebutton.button,
+.menuitem.button.flat, .menuitem.sidebar-button.button, .header-bar .menuitem.titlebutton.button,
 .titlebar .menuitem.titlebutton.button {
   outline-offset: -1px; }
-  .menuitem.button.flat:hover, .header-bar .menuitem.titlebutton.button:hover,
+  .menuitem.button.flat:hover, .menuitem.sidebar-button.button:hover, .header-bar 
.menuitem.titlebutton.button:hover,
   .titlebar .menuitem.titlebutton.button:hover {
-    background-color: #d9dada; }
+    background-color: #dadbdb; }
 
 GtkColorButton.button, .header-bar GtkColorButton.button.titlebutton,
 .titlebar GtkColorButton.button.titlebutton {
@@ -1249,21 +1294,21 @@ GtkColorButton.button, .header-bar GtkColorButton.button.titlebutton,
   .titlebar .button.titlebutton:visited {
     color: #215d9c; }
     *:selected *:link:visited, *:selected .button:visited {
-      color: #b6d2ef; }
+      color: #b7d3f0; }
   *:link:hover, .button:hover:link, .button:hover:visited {
     color: #4a90d9; }
     *:selected *:link:hover, *:selected .button:hover:link, *:selected .button:hover:visited {
-      color: #ecf3fb; }
+      color: #edf4fb; }
   *:link:active, .button:active:link, .button:active:visited {
     color: #2a76c6; }
     *:selected *:link:active, *:selected .button:active:link, *:selected .button:active:visited {
-      color: #dae8f7; }
+      color: #dbe9f7; }
   *:link:backdrop, .button:backdrop:link, .button:backdrop:visited, *:link:backdrop:hover, 
.button:backdrop:hover:link, .button:backdrop:hover:visited, *:link:backdrop:hover:selected, 
.button:backdrop:hover:selected:link, .button:backdrop:hover:selected:visited, .titlebar.selection-mode 
.subtitle:backdrop:hover:link,
   .header-bar.selection-mode .subtitle:backdrop:hover:link {
     color: #4a90d9; }
   *:link:selected, .button:selected:link, .button:selected:visited, .titlebar.selection-mode .subtitle:link,
   .header-bar.selection-mode .subtitle:link, *:selected *:link, *:selected .button:link, *:selected 
.button:visited {
-    color: #dae8f7; }
+    color: #dbe9f7; }
 
 .button:link, .header-bar .button.titlebutton:link,
 .titlebar .button.titlebutton:link, .button:visited, .header-bar .button.titlebutton:visited,
@@ -1281,7 +1326,7 @@ GtkColorButton.button, .header-bar GtkColorButton.button.titlebutton,
   background-image: none;
   border-style: none none none solid;
   border-color: rgba(161, 161, 161, 0.3);
-  color: #42484a;
+  color: #43484a;
   border-radius: 0;
   box-shadow: none; }
   .spinbutton .button:dir(rtl) {
@@ -1290,13 +1335,13 @@ GtkColorButton.button, .header-bar GtkColorButton.button.titlebutton,
     color: #2e3436;
     background-color: rgba(46, 52, 54, 0.05); }
   .spinbutton .button:insensitive {
-    color: rgba(141, 144, 145, 0.3); }
+    color: rgba(142, 145, 146, 0.3); }
   .spinbutton .button:active {
     box-shadow: inset 0 2px 3px -1px rgba(0, 0, 0, 0.2);
     background-color: rgba(0, 0, 0, 0.1); }
   .spinbutton .button:backdrop {
-    color: #989b9c;
-    border-color: rgba(168, 168, 168, 0.3);
+    color: #999c9d;
+    border-color: rgba(169, 169, 169, 0.3);
     background-color: transparent; }
   .spinbutton .button:backdrop:insensitive {
     background-image: none;
@@ -1349,7 +1394,7 @@ GtkColorButton.button, .header-bar GtkColorButton.button.titlebutton,
     box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(255, 255, 255, 0);
     text-shadow: none;
     icon-shadow: none;
-    color: #878989;
+    color: #878a89;
     border-color: rgba(0, 0, 0, 0.5);
     icon-shadow: none;
     box-shadow: none; }
@@ -1385,7 +1430,7 @@ GtkColorButton.button, .header-bar GtkColorButton.button.titlebutton,
       icon-shadow: 0 1px rgba(255, 255, 255, 0.76923);
       box-shadow: inset 0 1px white; }
     .spinbutton.vertical .button:first-child:insensitive, .spinbutton.vertical:dir(rtl) 
.button:first-child:insensitive {
-      color: #8d9091;
+      color: #8e9192;
       border-color: #a1a1a1;
       background-image: linear-gradient(to bottom, #f4f4f4);
       text-shadow: none;
@@ -1396,8 +1441,8 @@ GtkColorButton.button, .header-bar GtkColorButton.button.titlebutton,
       .spinbutton.vertical:dir(rtl) .titlebar .button.titlebutton:first-child:insensitive > .label {
         color: inherit; }
     .spinbutton.vertical .button:first-child:backdrop, .spinbutton.vertical:dir(rtl) 
.button:first-child:backdrop {
-      color: #8d9091;
-      border-color: #a8a8a8;
+      color: #8e9192;
+      border-color: darkgray;
       background-image: linear-gradient(to bottom, #ededed);
       text-shadow: none;
       icon-shadow: none;
@@ -1427,7 +1472,7 @@ GtkColorButton.button, .header-bar GtkColorButton.button.titlebutton,
       icon-shadow: 0 1px rgba(255, 255, 255, 0.76923);
       box-shadow: inset 0 1px white, 0 1px white; }
     .spinbutton.vertical .button:last-child:insensitive, .spinbutton.vertical:dir(rtl) 
.button:last-child:insensitive {
-      color: #8d9091;
+      color: #8e9192;
       border-color: #a1a1a1;
       background-image: linear-gradient(to bottom, #f4f4f4);
       text-shadow: none;
@@ -1438,15 +1483,15 @@ GtkColorButton.button, .header-bar GtkColorButton.button.titlebutton,
       .spinbutton.vertical:dir(rtl) .titlebar .button.titlebutton:last-child:insensitive > .label {
         color: inherit; }
     .spinbutton.vertical .button:last-child:backdrop, .spinbutton.vertical:dir(rtl) 
.button:last-child:backdrop {
-      color: #8d9091;
-      border-color: #a8a8a8;
+      color: #8e9192;
+      border-color: darkgray;
       background-image: linear-gradient(to bottom, #ededed);
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(255, 255, 255, 0); }
   .spinbutton.vertical .button:backdrop:insensitive, .spinbutton.vertical:dir(rtl) 
.button:backdrop:insensitive {
     color: #c7c7c7;
-    border-color: #a8a8a8;
+    border-color: darkgray;
     background-image: linear-gradient(to bottom, #f4f4f4);
     text-shadow: none;
     icon-shadow: none;
@@ -1486,18 +1531,18 @@ GtkComboBox {
     padding-top: 3px;
     padding-bottom: 4px; }
   GtkComboBox:insensitive {
-    color: #8d9091;
+    color: #8e9192;
     text-shadow: none;
     icon-shadow: none; }
   GtkComboBox:backdrop {
-    color: #8d9091;
+    color: #8e9192;
     text-shadow: none;
     icon-shadow: none; }
   GtkComboBox:backdrop:insensitive {
     color: #c7c7c7; }
   GtkComboBox .menuitem {
     text-shadow: none; }
-  GtkComboBox .separator.vertical, GtkComboBox GtkPlacesSidebar.sidebar .view .vertical.separator, 
GtkPlacesSidebar.sidebar .view GtkComboBox .vertical.separator {
+  GtkComboBox .separator.vertical {
     -GtkWidget-wide-separators: true; }
 
 /************
@@ -1528,8 +1573,8 @@ GtkComboBox {
   background-color: #d6d6d6;
   box-shadow: inset 0 2px 3px -1px #b6b6b6, 0 1px white; }
   .inline-toolbar:backdrop, .search-bar:backdrop, .location-bar:backdrop {
-    border-color: #a8a8a8;
-    background-color: #d4d4d4;
+    border-color: darkgray;
+    background-color: #d5d5d5;
     box-shadow: none; }
 
 /***************
@@ -1544,10 +1589,10 @@ GtkComboBox {
   border-radius: 7px 7px 0 0;
   background-color: transparent;
   background-image: linear-gradient(to bottom, #f7f7f7, #ededed);
-  box-shadow: inset 0 -1px #d9d9d9, inset 0 1px white; }
+  box-shadow: inset 0 -1px #dadada, inset 0 1px white; }
   .titlebar:backdrop,
   .header-bar:backdrop {
-    border-color: #a8a8a8;
+    border-color: darkgray;
     background-color: #ededed;
     background-image: none;
     box-shadow: inset 0 1px white; }
@@ -1562,10 +1607,8 @@ GtkComboBox {
     padding-left: 12px;
     padding-right: 12px; }
   .titlebar .header-bar-separator, .titlebar > GtkBox > .separator.vertical,
-  GtkPlacesSidebar.sidebar .view .titlebar > GtkBox > .vertical.separator:backdrop,
   .header-bar .header-bar-separator,
-  .header-bar > GtkBox > .separator.vertical,
-  GtkPlacesSidebar.sidebar .view .header-bar > GtkBox > .vertical.separator:backdrop {
+  .header-bar > GtkBox > .separator.vertical {
     -GtkWidget-wide-separators: true;
     -GtkWidget-separator-width: 1px;
     border-width: 0 1px;
@@ -1573,18 +1616,18 @@ GtkComboBox {
     .titlebar .header-bar-separator:backdrop, .titlebar > GtkBox > .separator.vertical:backdrop,
     .header-bar .header-bar-separator:backdrop,
     .header-bar > GtkBox > .separator.vertical:backdrop {
-      border-image: linear-gradient(to bottom, rgba(168, 168, 168, 0.5)) 0 1/1px 1px; }
+      border-image: linear-gradient(to bottom, rgba(169, 169, 169, 0.5)) 0 1/1px 1px; }
   .titlebar.selection-mode,
   .header-bar.selection-mode {
     color: #ffffff;
     text-shadow: 0 -1px rgba(0, 0, 0, 0.5);
     border-color: #184472;
     background-image: linear-gradient(to bottom, #5f9ddd, #4a90d9);
-    box-shadow: inset 0 -1px #3875b4, inset 0 1px #a4c7ec; }
+    box-shadow: inset 0 -1px #3975b5, inset 0 1px #a5c8ec; }
     .titlebar.selection-mode:backdrop,
     .header-bar.selection-mode:backdrop {
       background-image: linear-gradient(to bottom, #4a90d9);
-      box-shadow: inset 0 1px #b6d2ef; }
+      box-shadow: inset 0 1px #b7d3f0; }
     .titlebar.selection-mode .button,
     .header-bar.selection-mode .button {
       color: #ffffff;
@@ -1593,10 +1636,11 @@ GtkComboBox {
       background-image: linear-gradient(to bottom, #5f9ddd, #4a90d9 40%, #3583d5);
       text-shadow: 0 -1px rgba(0, 0, 0, 0.54353);
       icon-shadow: 0 -1px rgba(0, 0, 0, 0.54353);
-      box-shadow: inset 0 1px rgba(255, 255, 255, 0.5), 0 1px #a4c7ec; }
-      .titlebar.selection-mode .button.flat,
+      box-shadow: inset 0 1px rgba(255, 255, 255, 0.5), 0 1px #a5c8ec; }
+      .titlebar.selection-mode .button.flat, .titlebar.selection-mode .sidebar-button.button,
       .titlebar.selection-mode .titlebutton.button,
       .header-bar.selection-mode .button.flat,
+      .header-bar.selection-mode .sidebar-button.button,
       .header-bar.selection-mode .titlebutton.button {
         border-color: transparent;
         background-color: transparent;
@@ -1612,7 +1656,7 @@ GtkComboBox {
         background-image: linear-gradient(to bottom, #85b4e5, #5b9add 40%, #4a90d9);
         text-shadow: 0 -1px rgba(0, 0, 0, 0.51153);
         icon-shadow: 0 -1px rgba(0, 0, 0, 0.51153);
-        box-shadow: inset 0 1px rgba(255, 255, 255, 0.5), 0 1px #a4c7ec; }
+        box-shadow: inset 0 1px rgba(255, 255, 255, 0.5), 0 1px #a5c8ec; }
       .titlebar.selection-mode .button:active, .titlebar.selection-mode .button:checked,
       .header-bar.selection-mode .button:active,
       .header-bar.selection-mode .button:checked {
@@ -1622,91 +1666,103 @@ GtkComboBox {
         background-image: linear-gradient(to bottom, #2b79cb, #2e7fd3 40%, #3583d5);
         text-shadow: 0 -1px rgba(0, 0, 0, 0.62353);
         icon-shadow: 0 -1px rgba(0, 0, 0, 0.62353);
-        box-shadow: inset 0 1px rgba(0, 0, 0, 0.07), inset 0 2px 1px -2px rgba(0, 0, 0, 0.6), 0 1px #a4c7ec; 
}
-      .titlebar.selection-mode .button:backdrop, .titlebar.selection-mode .button.flat:backdrop,
+        box-shadow: inset 0 1px rgba(0, 0, 0, 0.07), inset 0 2px 1px -2px rgba(0, 0, 0, 0.6), 0 1px #a5c8ec; 
}
+      .titlebar.selection-mode .button:backdrop, .titlebar.selection-mode .button.flat:backdrop, 
.titlebar.selection-mode .sidebar-button.button:backdrop,
       .titlebar.selection-mode .titlebutton.button:backdrop,
       .header-bar.selection-mode .button:backdrop,
       .header-bar.selection-mode .button.flat:backdrop,
+      .header-bar.selection-mode .sidebar-button.button:backdrop,
       .header-bar.selection-mode .titlebutton.button:backdrop {
-        color: #dae8f7;
+        color: #dbe9f7;
         border-color: #4a90d9;
         background-image: linear-gradient(to bottom, #4a90d9);
         text-shadow: none;
         icon-shadow: none;
-        box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(164, 199, 236, 0);
+        box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(165, 200, 236, 0);
         -gtk-image-effect: none;
         border-color: #184472; }
-        .titlebar.selection-mode .button:backdrop:active, .titlebar.selection-mode .button:backdrop:checked, 
.titlebar.selection-mode .button.flat:backdrop:active,
-        .titlebar.selection-mode .titlebutton.button:backdrop:active, .titlebar.selection-mode 
.button.flat:backdrop:checked,
+        .titlebar.selection-mode .button:backdrop:active, .titlebar.selection-mode .button:backdrop:checked, 
.titlebar.selection-mode .button.flat:backdrop:active, .titlebar.selection-mode 
.sidebar-button.button:backdrop:active,
+        .titlebar.selection-mode .titlebutton.button:backdrop:active, .titlebar.selection-mode 
.button.flat:backdrop:checked, .titlebar.selection-mode .sidebar-button.button:backdrop:checked,
         .titlebar.selection-mode .titlebutton.button:backdrop:checked,
         .header-bar.selection-mode .button:backdrop:active,
         .header-bar.selection-mode .button:backdrop:checked,
         .header-bar.selection-mode .button.flat:backdrop:active,
+        .header-bar.selection-mode .sidebar-button.button:backdrop:active,
         .header-bar.selection-mode .titlebutton.button:backdrop:active,
         .header-bar.selection-mode .button.flat:backdrop:checked,
+        .header-bar.selection-mode .sidebar-button.button:backdrop:checked,
         .header-bar.selection-mode .titlebutton.button:backdrop:checked {
-          color: #d4e3f3;
+          color: #d4e4f4;
           border-color: #2a76c6;
           background-image: linear-gradient(to bottom, #2a76c6);
-          box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(164, 199, 236, 0);
+          box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(165, 200, 236, 0);
           border-color: #184472; }
-        .titlebar.selection-mode .button:backdrop:insensitive, .titlebar.selection-mode 
.button.flat:backdrop:insensitive,
+        .titlebar.selection-mode .button:backdrop:insensitive, .titlebar.selection-mode 
.button.flat:backdrop:insensitive, .titlebar.selection-mode .sidebar-button.button:backdrop:insensitive,
         .titlebar.selection-mode .titlebutton.button:backdrop:insensitive,
         .header-bar.selection-mode .button:backdrop:insensitive,
         .header-bar.selection-mode .button.flat:backdrop:insensitive,
+        .header-bar.selection-mode .sidebar-button.button:backdrop:insensitive,
         .header-bar.selection-mode .titlebutton.button:backdrop:insensitive {
-          color: #9ac1e9;
-          border-color: #65a0de;
-          background-image: linear-gradient(to bottom, #65a0de);
+          color: #9bc2ea;
+          border-color: #65a1df;
+          background-image: linear-gradient(to bottom, #65a1df);
           text-shadow: none;
           icon-shadow: none;
-          box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(164, 199, 236, 0);
+          box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(165, 200, 236, 0);
           border-color: #184472; }
-          .titlebar.selection-mode .button:backdrop:insensitive > .label, .titlebar.selection-mode 
.header-bar .button.titlebutton:backdrop:insensitive > .label, .titlebar.selection-mode 
.button.flat:backdrop:insensitive > .label, .titlebar.selection-mode .header-bar 
.titlebutton.button:backdrop:insensitive > .label,
+          .titlebar.selection-mode .button:backdrop:insensitive > .label, .titlebar.selection-mode 
.header-bar .button.titlebutton:backdrop:insensitive > .label, .titlebar.selection-mode 
.button.flat:backdrop:insensitive > .label, .titlebar.selection-mode 
.sidebar-button.button:backdrop:insensitive > .label, .titlebar.selection-mode .header-bar 
.titlebutton.button:backdrop:insensitive > .label,
           .titlebar.selection-mode .titlebutton.button:backdrop:insensitive > .label,
           .header-bar.selection-mode .button:backdrop:insensitive > .label,
           .header-bar.selection-mode .titlebar .button.titlebutton:backdrop:insensitive > .label,
           .header-bar.selection-mode .button.flat:backdrop:insensitive > .label,
+          .header-bar.selection-mode .sidebar-button.button:backdrop:insensitive > .label,
           .header-bar.selection-mode .titlebutton.button:backdrop:insensitive > .label,
           .header-bar.selection-mode .titlebar .titlebutton.button:backdrop:insensitive > .label {
             color: inherit; }
-        .titlebar.selection-mode .button:backdrop:insensitive:active, .titlebar.selection-mode 
.button:backdrop:insensitive:checked, .titlebar.selection-mode .button.flat:backdrop:insensitive:active,
-        .titlebar.selection-mode .titlebutton.button:backdrop:insensitive:active, .titlebar.selection-mode 
.button.flat:backdrop:insensitive:checked,
+        .titlebar.selection-mode .button:backdrop:insensitive:active, .titlebar.selection-mode 
.button:backdrop:insensitive:checked, .titlebar.selection-mode .button.flat:backdrop:insensitive:active, 
.titlebar.selection-mode .sidebar-button.button:backdrop:insensitive:active,
+        .titlebar.selection-mode .titlebutton.button:backdrop:insensitive:active, .titlebar.selection-mode 
.button.flat:backdrop:insensitive:checked, .titlebar.selection-mode 
.sidebar-button.button:backdrop:insensitive:checked,
         .titlebar.selection-mode .titlebutton.button:backdrop:insensitive:checked,
         .header-bar.selection-mode .button:backdrop:insensitive:active,
         .header-bar.selection-mode .button:backdrop:insensitive:checked,
         .header-bar.selection-mode .button.flat:backdrop:insensitive:active,
+        .header-bar.selection-mode .sidebar-button.button:backdrop:insensitive:active,
         .header-bar.selection-mode .titlebutton.button:backdrop:insensitive:active,
         .header-bar.selection-mode .button.flat:backdrop:insensitive:checked,
+        .header-bar.selection-mode .sidebar-button.button:backdrop:insensitive:checked,
         .header-bar.selection-mode .titlebutton.button:backdrop:insensitive:checked {
-          color: #8db8e6;
-          border-color: #5093da;
-          background-image: linear-gradient(to bottom, #5093da);
-          box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(164, 199, 236, 0);
+          color: #8db9e8;
+          border-color: #5094db;
+          background-image: linear-gradient(to bottom, #5094db);
+          box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(165, 200, 236, 0);
           border-color: #184472; }
-          .titlebar.selection-mode .button:backdrop:insensitive:active > .label, .titlebar.selection-mode 
.header-bar .button.titlebutton:backdrop:insensitive:active > .label, .titlebar.selection-mode 
.button:backdrop:insensitive:checked > .label, .titlebar.selection-mode .header-bar 
.button.titlebutton:backdrop:insensitive:checked > .label, .titlebar.selection-mode 
.button.flat:backdrop:insensitive:active > .label, .titlebar.selection-mode .header-bar 
.titlebutton.button:backdrop:insensitive:active > .label,
-          .titlebar.selection-mode .titlebutton.button:backdrop:insensitive:active > .label, 
.titlebar.selection-mode .button.flat:backdrop:insensitive:checked > .label, .titlebar.selection-mode 
.header-bar .titlebutton.button:backdrop:insensitive:checked > .label,
+          .titlebar.selection-mode .button:backdrop:insensitive:active > .label, .titlebar.selection-mode 
.header-bar .button.titlebutton:backdrop:insensitive:active > .label, .titlebar.selection-mode 
.button:backdrop:insensitive:checked > .label, .titlebar.selection-mode .header-bar 
.button.titlebutton:backdrop:insensitive:checked > .label, .titlebar.selection-mode 
.button.flat:backdrop:insensitive:active > .label, .titlebar.selection-mode 
.sidebar-button.button:backdrop:insensitive:active > .label, .titlebar.selection-mode .header-bar 
.titlebutton.button:backdrop:insensitive:active > .label,
+          .titlebar.selection-mode .titlebutton.button:backdrop:insensitive:active > .label, 
.titlebar.selection-mode .button.flat:backdrop:insensitive:checked > .label, .titlebar.selection-mode 
.sidebar-button.button:backdrop:insensitive:checked > .label, .titlebar.selection-mode .header-bar 
.titlebutton.button:backdrop:insensitive:checked > .label,
           .titlebar.selection-mode .titlebutton.button:backdrop:insensitive:checked > .label,
           .header-bar.selection-mode .button:backdrop:insensitive:active > .label,
           .header-bar.selection-mode .titlebar .button.titlebutton:backdrop:insensitive:active > .label,
           .header-bar.selection-mode .button:backdrop:insensitive:checked > .label,
           .header-bar.selection-mode .titlebar .button.titlebutton:backdrop:insensitive:checked > .label,
           .header-bar.selection-mode .button.flat:backdrop:insensitive:active > .label,
+          .header-bar.selection-mode .sidebar-button.button:backdrop:insensitive:active > .label,
           .header-bar.selection-mode .titlebutton.button:backdrop:insensitive:active > .label,
           .header-bar.selection-mode .titlebar .titlebutton.button:backdrop:insensitive:active > .label,
           .header-bar.selection-mode .button.flat:backdrop:insensitive:checked > .label,
+          .header-bar.selection-mode .sidebar-button.button:backdrop:insensitive:checked > .label,
           .header-bar.selection-mode .titlebutton.button:backdrop:insensitive:checked > .label,
           .header-bar.selection-mode .titlebar .titlebutton.button:backdrop:insensitive:checked > .label {
             color: inherit; }
-      .titlebar.selection-mode .button.flat:backdrop,
-      .titlebar.selection-mode .titlebutton.button:backdrop, .titlebar.selection-mode 
.button.flat:insensitive,
-      .titlebar.selection-mode .titlebutton.button:insensitive, .titlebar.selection-mode 
.button.flat:insensitive:backdrop,
+      .titlebar.selection-mode .button.flat:backdrop, .titlebar.selection-mode 
.sidebar-button.button:backdrop,
+      .titlebar.selection-mode .titlebutton.button:backdrop, .titlebar.selection-mode 
.button.flat:insensitive, .titlebar.selection-mode .sidebar-button.button:insensitive,
+      .titlebar.selection-mode .titlebutton.button:insensitive, .titlebar.selection-mode 
.button.flat:insensitive:backdrop, .titlebar.selection-mode .sidebar-button.button:insensitive:backdrop,
       .titlebar.selection-mode .titlebutton.button:insensitive:backdrop,
       .header-bar.selection-mode .button.flat:backdrop,
+      .header-bar.selection-mode .sidebar-button.button:backdrop,
       .header-bar.selection-mode .titlebutton.button:backdrop,
       .header-bar.selection-mode .button.flat:insensitive,
+      .header-bar.selection-mode .sidebar-button.button:insensitive,
       .header-bar.selection-mode .titlebutton.button:insensitive,
       .header-bar.selection-mode .button.flat:insensitive:backdrop,
+      .header-bar.selection-mode .sidebar-button.button:insensitive:backdrop,
       .header-bar.selection-mode .titlebutton.button:insensitive:backdrop {
         border-color: transparent;
         background-color: transparent;
@@ -1716,12 +1772,12 @@ GtkComboBox {
         icon-shadow: none; }
       .titlebar.selection-mode .button:insensitive,
       .header-bar.selection-mode .button:insensitive {
-        color: #b2cfee;
+        color: #b2d0ef;
         border-color: #1c5187;
-        background-image: linear-gradient(to bottom, #65a0de);
+        background-image: linear-gradient(to bottom, #65a1df);
         text-shadow: none;
         icon-shadow: none;
-        box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px #a4c7ec; }
+        box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px #a5c8ec; }
         .titlebar.selection-mode .button:insensitive > .label, .titlebar.selection-mode .header-bar 
.button.titlebutton:insensitive > .label,
         .header-bar.selection-mode .button:insensitive > .label,
         .header-bar.selection-mode .titlebar .button.titlebutton:insensitive > .label {
@@ -1729,10 +1785,10 @@ GtkComboBox {
         .titlebar.selection-mode .button:insensitive:active, .titlebar.selection-mode 
.button:insensitive:checked,
         .header-bar.selection-mode .button:insensitive:active,
         .header-bar.selection-mode .button:insensitive:checked {
-          color: #b9d3f0;
+          color: #b9d4f1;
           border-color: #1c5187;
-          background-image: linear-gradient(to bottom, #4a8cd1, #5093da);
-          box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px #a4c7ec; }
+          background-image: linear-gradient(to bottom, #4b8dd3, #5094db);
+          box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px #a5c8ec; }
           .titlebar.selection-mode .button:insensitive:active > .label, .titlebar.selection-mode .header-bar 
.button.titlebutton:insensitive:active > .label, .titlebar.selection-mode .button:insensitive:checked > 
.label, .titlebar.selection-mode .header-bar .button.titlebutton:insensitive:checked > .label,
           .header-bar.selection-mode .button:insensitive:active > .label,
           .header-bar.selection-mode .titlebar .button.titlebutton:insensitive:active > .label,
@@ -1747,7 +1803,7 @@ GtkComboBox {
         background-image: linear-gradient(to bottom, #fafafa, #ededed 40%, #e0e0e0);
         text-shadow: 0 1px rgba(255, 255, 255, 0.76923);
         icon-shadow: 0 1px rgba(255, 255, 255, 0.76923);
-        box-shadow: inset 0 1px white, 0 1px #a4c7ec;
+        box-shadow: inset 0 1px white, 0 1px #a5c8ec;
         border-color: #184472; }
         .titlebar.selection-mode .button.suggested-action:hover,
         .header-bar.selection-mode .button.suggested-action:hover {
@@ -1757,7 +1813,7 @@ GtkComboBox {
           background-image: linear-gradient(to bottom, white, #f7f7f7 40%, #ededed);
           text-shadow: 0 1px rgba(255, 255, 255, 0.76923);
           icon-shadow: 0 1px rgba(255, 255, 255, 0.76923);
-          box-shadow: inset 0 1px white, 0 1px #a4c7ec;
+          box-shadow: inset 0 1px white, 0 1px #a5c8ec;
           border-color: #184472; }
         .titlebar.selection-mode .button.suggested-action:active,
         .header-bar.selection-mode .button.suggested-action:active {
@@ -1767,16 +1823,16 @@ GtkComboBox {
           background-image: linear-gradient(to bottom, #d6d6d6, gainsboro 40%, #e0e0e0);
           text-shadow: 0 1px rgba(255, 255, 255, 0.76923);
           icon-shadow: 0 1px rgba(255, 255, 255, 0.76923);
-          box-shadow: inset 0 1px rgba(0, 0, 0, 0.07), inset 0 2px 1px -2px rgba(0, 0, 0, 0.6), 0 1px 
#a4c7ec;
+          box-shadow: inset 0 1px rgba(0, 0, 0, 0.07), inset 0 2px 1px -2px rgba(0, 0, 0, 0.6), 0 1px 
#a5c8ec;
           border-color: #184472; }
         .titlebar.selection-mode .button.suggested-action:insensitive,
         .header-bar.selection-mode .button.suggested-action:insensitive {
-          color: #8d9091;
+          color: #8e9192;
           border-color: #a1a1a1;
           background-image: linear-gradient(to bottom, #f4f4f4);
           text-shadow: none;
           icon-shadow: none;
-          box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px #a4c7ec;
+          box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px #a5c8ec;
           border-color: #184472; }
           .titlebar.selection-mode .button.suggested-action:insensitive > .label, .titlebar.selection-mode 
.header-bar .suggested-action.button.titlebutton:insensitive > .label,
           .header-bar.selection-mode .button.suggested-action:insensitive > .label,
@@ -1784,21 +1840,21 @@ GtkComboBox {
             color: inherit; }
         .titlebar.selection-mode .button.suggested-action:backdrop,
         .header-bar.selection-mode .button.suggested-action:backdrop {
-          color: #8d9091;
-          border-color: #a8a8a8;
+          color: #8e9192;
+          border-color: darkgray;
           background-image: linear-gradient(to bottom, #ededed);
           text-shadow: none;
           icon-shadow: none;
-          box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(164, 199, 236, 0);
+          box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(165, 200, 236, 0);
           border-color: #184472; }
         .titlebar.selection-mode .button.suggested-action:backdrop:insensitive,
         .header-bar.selection-mode .button.suggested-action:backdrop:insensitive {
           color: #c7c7c7;
-          border-color: #a8a8a8;
+          border-color: darkgray;
           background-image: linear-gradient(to bottom, #f4f4f4);
           text-shadow: none;
           icon-shadow: none;
-          box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(164, 199, 236, 0);
+          box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(165, 200, 236, 0);
           border-color: #184472; }
           .titlebar.selection-mode .button.suggested-action:backdrop:insensitive > .label, 
.titlebar.selection-mode .header-bar .suggested-action.button.titlebutton:backdrop:insensitive > .label,
           .header-bar.selection-mode .button.suggested-action:backdrop:insensitive > .label,
@@ -1867,15 +1923,15 @@ GtkTreeView.view {
   -GtkTreeView-tree-line-width: 1;
   -GtkTreeView-tree-line-pattern: '';
   -GtkTreeView-expander-size: 16;
-  border-left-color: #96999a;
+  border-left-color: #979a9b;
   border-top-color: #ededed; }
   GtkTreeView.view:selected {
     border-radius: 0; }
   GtkTreeView.view:selected, GtkTreeView.view:backdrop:selected {
-    border-left-color: #a4c7ec;
+    border-left-color: #a5c8ec;
     border-top-color: rgba(46, 52, 54, 0.1); }
   GtkTreeView.view:insensitive {
-    color: #8d9091; }
+    color: #8e9192; }
     GtkTreeView.view:insensitive:selected {
       color: #92bce8; }
       GtkTreeView.view:insensitive:selected:backdrop {
@@ -1885,29 +1941,29 @@ GtkTreeView.view {
   GtkTreeView.view.separator:backdrop {
     color: rgba(0, 0, 0, 0.1); }
   GtkTreeView.view:backdrop {
-    border-left-color: #bdbebf;
+    border-left-color: #bebfc0;
     border-top: #ededed; }
   GtkTreeView.view.dnd {
     border-style: solid none;
     border-width: 1px;
-    border-color: #3c6287; }
+    border-color: #3c6288; }
   GtkTreeView.view.expander {
     -gtk-icon-source: -gtk-icontheme("pan-end-symbolic");
-    color: #6c7072; }
+    color: #6d7172; }
     GtkTreeView.view.expander:dir(rtl) {
       -gtk-icon-source: -gtk-icontheme("pan-end-symbolic-rtl"); }
     GtkTreeView.view.expander:hover {
       color: #2e3436; }
     GtkTreeView.view.expander:selected {
-      color: #c8ddf3; }
+      color: #c9def4; }
       GtkTreeView.view.expander:selected:hover {
         color: #ffffff; }
       GtkTreeView.view.expander:selected:backdrop {
-        color: #c8ddf3; }
+        color: #c9def4; }
     GtkTreeView.view.expander:checked {
       -gtk-icon-source: -gtk-icontheme("pan-down-symbolic"); }
     GtkTreeView.view.expander:backdrop {
-      color: #afb1b2; }
+      color: #b0b2b3; }
   GtkTreeView.view.progressbar {
     color: #ffffff;
     border: 1px solid #184472;
@@ -1938,7 +1994,7 @@ GtkTreeView.view {
 column-header .button, column-header .header-bar .button.titlebutton, .header-bar column-header 
.button.titlebutton,
 column-header .titlebar .button.titlebutton,
 .titlebar column-header .button.titlebutton {
-  color: #96999a;
+  color: #979a9b;
   background-color: #ffffff;
   font-weight: bold;
   text-shadow: none;
@@ -1946,7 +2002,7 @@ column-header .titlebar .button.titlebutton,
   column-header .button:hover, column-header .header-bar .button.titlebutton:hover, .header-bar 
column-header .button.titlebutton:hover,
   column-header .titlebar .button.titlebutton:hover,
   .titlebar column-header .button.titlebutton:hover {
-    color: #626668;
+    color: #636769;
     box-shadow: none;
     transition: none; }
   column-header .button:active, column-header .header-bar .button.titlebutton:active, .header-bar 
column-header .button.titlebutton:active,
@@ -1987,7 +2043,7 @@ column-header .titlebar .button.titlebutton,
   .titlebar column-header .button.titlebutton:backdrop {
     border-color: #ededed;
     border-style: none solid solid none;
-    color: #bdbebf;
+    color: #bebfc0;
     background-image: none;
     background-color: white; }
     column-header .button:backdrop:insensitive {
@@ -2009,7 +2065,7 @@ column-header .titlebar .button.titlebutton,
       box-shadow: inset 0 -3px #4a90d9;
       color: #2a76c6; }
     .menubar > .menuitem:insensitive {
-      color: #8d9091;
+      color: #8e9192;
       box-shadow: none; }
 
 .menu {
@@ -2026,11 +2082,11 @@ column-header .titlebar .button.titlebutton,
       color: #ffffff;
       background-color: #4a90d9; }
     .menu .menuitem:insensitive {
-      color: #8d9091; }
+      color: #8e9192; }
       .menu .menuitem:insensitive:backdrop {
         color: #c7c7c7; }
     .menu .menuitem:backdrop, .menu .menuitem:backdrop:hover {
-      color: #8d9091;
+      color: #8e9192;
       background-color: white; }
     .menu .menuitem.arrow {
       -gtk-icon-source: -gtk-icontheme("pan-end-symbolic"); }
@@ -2041,11 +2097,11 @@ column-header .titlebar .button.titlebutton,
     border-style: none;
     border-radius: 0; }
     .menu.button.top {
-      border-bottom: 1px solid #eaeaea; }
+      border-bottom: 1px solid #eaebeb; }
     .menu.button.bottom {
-      border-top: 1px solid #eaeaea; }
+      border-top: 1px solid #eaebeb; }
     .menu.button:hover {
-      background-color: #eaeaea; }
+      background-color: #eaebeb; }
     .menu.button:insensitive {
       color: transparent;
       background-color: transparent;
@@ -2073,10 +2129,11 @@ column-header .titlebar .button.titlebutton,
   .popover > .location-bar, .popover.osd > .toolbar, .popover.osd > .inline-toolbar, .popover.osd > 
.search-bar, .popover.osd > .location-bar {
     border-style: none;
     background-color: transparent; }
-  .popover .button.flat, .popover .header-bar .titlebutton.button, .header-bar .popover .titlebutton.button,
+  .popover .button.flat, .popover .sidebar-button.button, .popover .header-bar .titlebutton.button, 
.header-bar .popover .titlebutton.button,
   .popover .titlebar .titlebutton.button,
   .titlebar .popover .titlebutton.button,
   .popover .button.flat:hover,
+  .popover .sidebar-button.button:hover,
   .popover .header-bar .titlebutton.button:hover,
   .header-bar .popover .titlebutton.button:hover,
   .popover .titlebar .titlebutton.button:hover,
@@ -2125,7 +2182,7 @@ column-header .titlebar .button.titlebutton,
     .notebook.frame.left {
       border-left-width: 0; }
     .notebook.frame:backdrop {
-      border-color: #a8a8a8; }
+      border-color: darkgray; }
   .notebook.header {
     background-color: #d6d6d6; }
     .notebook.header.frame {
@@ -2139,25 +2196,25 @@ column-header .titlebar .button.titlebutton,
       .notebook.header.frame.left {
         border-right-width: 0; }
       .notebook.header.frame:backdrop {
-        border-color: #a8a8a8; }
+        border-color: darkgray; }
     .notebook.header.top {
       box-shadow: inset 0 2px 3px -1px rgba(0, 0, 0, 0.15), inset 0 -1px #a1a1a1; }
       .notebook.header.top:backdrop {
-        box-shadow: inset 0 -1px #a8a8a8; }
+        box-shadow: inset 0 -1px darkgray; }
     .notebook.header.bottom {
       box-shadow: inset 0 2px 3px -1px rgba(0, 0, 0, 0.15), inset 0 1px #a1a1a1; }
       .notebook.header.bottom:backdrop {
-        box-shadow: inset 0 1px #a8a8a8; }
+        box-shadow: inset 0 1px darkgray; }
     .notebook.header.right {
       box-shadow: inset 0 2px 3px -1px rgba(0, 0, 0, 0.15), inset 1px 0 #a1a1a1; }
       .notebook.header.right:backdrop {
-        box-shadow: inset 1px 0 #a8a8a8; }
+        box-shadow: inset 1px 0 darkgray; }
     .notebook.header.left {
       box-shadow: inset 0 2px 3px -1px rgba(0, 0, 0, 0.15), inset -1px 0 #a1a1a1; }
       .notebook.header.left:backdrop {
-        box-shadow: inset -1px 0 #a8a8a8; }
+        box-shadow: inset -1px 0 darkgray; }
     .notebook.header:backdrop {
-      background-color: #d4d4d4;
+      background-color: #d5d5d5;
       box-shadow: none; }
   .notebook tab {
     border-width: 0;
@@ -2234,7 +2291,7 @@ column-header .titlebar .button.titlebutton,
         .notebook tab.reorderable-page.top:active:hover, .notebook 
tab.reorderable-page.top.active-page:hover {
           background-color: rgba(237, 237, 237, 0.7); }
         .notebook tab.reorderable-page.top:active:backdrop, .notebook 
tab.reorderable-page.top.active-page:backdrop {
-          border-color: #a8a8a8;
+          border-color: darkgray;
           background-color: #ededed;
           border-bottom-color: #4a90d9; }
       .notebook tab.reorderable-page.top:backdrop {
@@ -2253,7 +2310,7 @@ column-header .titlebar .button.titlebutton,
         .notebook tab.reorderable-page.bottom:active:hover, .notebook 
tab.reorderable-page.bottom.active-page:hover {
           background-color: rgba(237, 237, 237, 0.7); }
         .notebook tab.reorderable-page.bottom:active:backdrop, .notebook 
tab.reorderable-page.bottom.active-page:backdrop {
-          border-color: #a8a8a8;
+          border-color: darkgray;
           background-color: #ededed;
           border-top-color: #4a90d9; }
       .notebook tab.reorderable-page.bottom:backdrop {
@@ -2272,7 +2329,7 @@ column-header .titlebar .button.titlebutton,
         .notebook tab.reorderable-page.left:active:hover, .notebook 
tab.reorderable-page.left.active-page:hover {
           background-color: rgba(237, 237, 237, 0.7); }
         .notebook tab.reorderable-page.left:active:backdrop, .notebook 
tab.reorderable-page.left.active-page:backdrop {
-          border-color: #a8a8a8;
+          border-color: darkgray;
           background-color: #ededed;
           border-right-color: #4a90d9; }
       .notebook tab.reorderable-page.left:backdrop {
@@ -2291,7 +2348,7 @@ column-header .titlebar .button.titlebutton,
         .notebook tab.reorderable-page.right:active:hover, .notebook 
tab.reorderable-page.right.active-page:hover {
           background-color: rgba(237, 237, 237, 0.7); }
         .notebook tab.reorderable-page.right:active:backdrop, .notebook 
tab.reorderable-page.right.active-page:backdrop {
-          border-color: #a8a8a8;
+          border-color: darkgray;
           background-color: #ededed;
           border-left-color: #4a90d9; }
       .notebook tab.reorderable-page.right:backdrop {
@@ -2300,17 +2357,17 @@ column-header .titlebar .button.titlebutton,
     .notebook tab .label {
       padding: 0 2px;
       font-weight: bold;
-      color: #8d9091; }
+      color: #8e9192; }
       .notebook tab .label:backdrop, .notebook tab .label.prelight-page:backdrop {
-        color: #aaabac; }
+        color: #abacad; }
     .notebook tab .prelight-page .label, .notebook tab .label.prelight-page {
-      color: #5d6263; }
+      color: #5e6364; }
       .notebook tab .prelight-page .label:backdrop, .notebook tab .label.prelight-page:backdrop {
-        color: #aaabac; }
+        color: #abacad; }
     .notebook tab .active-page .label, .notebook tab .label.active-page {
       color: #2e3436; }
       .notebook tab .active-page .label:backdrop, .notebook tab .label.active-page:backdrop {
-        color: #8d9091; }
+        color: #8e9192; }
     .notebook tab .button, .notebook tab .header-bar .button.titlebutton, .header-bar .notebook tab 
.button.titlebutton,
     .notebook tab .titlebar .button.titlebutton,
     .titlebar .notebook tab .button.titlebutton {
@@ -2339,22 +2396,22 @@ column-header .titlebar .button.titlebutton,
         icon-shadow: 0 1px rgba(255, 255, 255, 0.76923);
         box-shadow: inset 0 1px rgba(0, 0, 0, 0.07), inset 0 2px 1px -2px rgba(0, 0, 0, 0.6); }
       .notebook tab .button:backdrop {
-        color: rgba(141, 144, 145, 0.3);
+        color: rgba(142, 145, 146, 0.3);
         border-color: transparent; }
       .notebook tab .button > GtkImage, .notebook tab .header-bar .button.titlebutton > GtkImage, 
.header-bar .notebook tab .button.titlebutton > GtkImage,
       .notebook tab .titlebar .button.titlebutton > GtkImage,
       .titlebar .notebook tab .button.titlebutton > GtkImage {
         padding: 2px; }
   .notebook.arrow {
-    color: #8d9091; }
+    color: #8e9192; }
     .notebook.arrow:hover {
-      color: #5d6263; }
+      color: #5e6364; }
     .notebook.arrow:active {
       color: #2e3436; }
     .notebook.arrow:insensitive {
-      color: rgba(141, 144, 145, 0.3); }
+      color: rgba(142, 145, 146, 0.3); }
     .notebook.arrow:backdrop {
-      color: rgba(141, 144, 145, 0.4); }
+      color: rgba(142, 145, 146, 0.4); }
       .notebook.arrow:backdrop:insensitive {
         color: #c7c7c7; }
 
@@ -2397,15 +2454,15 @@ column-header .titlebar .button.titlebutton,
     border: 1px none #a1a1a1; }
     .scrollbar .trough:backdrop {
       background-color: #e5e5e5;
-      border-color: #a8a8a8; }
+      border-color: darkgray; }
   .scrollbar .slider {
     background-color: #7a7e7f; }
     .scrollbar .slider:hover {
-      background-color: #54595a; }
+      background-color: #54595b; }
     .scrollbar .slider:prelight:active {
       background-color: #2a76c6; }
     .scrollbar .slider:backdrop {
-      background-color: #c6c7c8; }
+      background-color: #c7c8c9; }
     .scrollbar .slider:insensitive {
       background-color: transparent; }
   .scrollbar .slider {
@@ -2445,7 +2502,7 @@ column-header .titlebar .button.titlebutton,
     border-image-slice: 0 1 0 0; }
   .scrollbars-junction:backdrop,
   .scrollbars-junction.frame:backdrop {
-    border-image-source: linear-gradient(to bottom, #a8a8a8 1px, transparent 1px);
+    border-image-source: linear-gradient(to bottom, darkgray 1px, transparent 1px);
     background-color: #e5e5e5; }
 
 /**********
@@ -2461,7 +2518,7 @@ GtkSwitch {
     border: 1px solid #a1a1a1;
     border-radius: 3px;
     color: #2e3436;
-    background-image: linear-gradient(to bottom, #cecece);
+    background-image: linear-gradient(to bottom, #cfcfcf);
     text-shadow: 0 1px rgba(0, 0, 0, 0.1); }
     GtkSwitch.trough:active {
       background-image: linear-gradient(to bottom, #4a90d9 2px, #63a0de);
@@ -2470,16 +2527,16 @@ GtkSwitch {
       box-shadow: 0 1px white;
       text-shadow: 0 1px rgba(24, 68, 114, 0.5), 0 0 2px rgba(255, 255, 255, 0.6); }
     GtkSwitch.trough:insensitive {
-      color: #8d9091;
+      color: #8e9192;
       border-color: #a1a1a1;
       background-image: none;
       background-color: #f4f4f4;
       box-shadow: 0 1px white;
       text-shadow: none; }
     GtkSwitch.trough:backdrop {
-      color: #8d9091;
-      border-color: #a8a8a8;
-      background-image: linear-gradient(to bottom, #d4d4d4);
+      color: #8e9192;
+      border-color: darkgray;
+      background-image: linear-gradient(to bottom, #d5d5d5);
       box-shadow: none;
       text-shadow: none; }
       GtkSwitch.trough:backdrop:active {
@@ -2489,7 +2546,7 @@ GtkSwitch {
         box-shadow: none; }
       GtkSwitch.trough:backdrop:insensitive {
         color: #c7c7c7;
-        border-color: #a8a8a8;
+        border-color: darkgray;
         background-image: none;
         background-color: #f4f4f4; }
   GtkSwitch.slider {
@@ -2515,7 +2572,7 @@ GtkSwitch {
     GtkSwitch.slider:active {
       border: 1px solid #184472; }
     GtkSwitch.slider:insensitive {
-      color: #8d9091;
+      color: #8e9192;
       border-color: #a1a1a1;
       background-image: linear-gradient(to bottom, #f4f4f4);
       text-shadow: none;
@@ -2524,8 +2581,8 @@ GtkSwitch {
       GtkSwitch.slider:insensitive > .label {
         color: inherit; }
     GtkSwitch.slider:backdrop {
-      color: #8d9091;
-      border-color: #a8a8a8;
+      color: #8e9192;
+      border-color: darkgray;
       background-image: linear-gradient(to bottom, #ededed);
       text-shadow: none;
       icon-shadow: none;
@@ -2535,7 +2592,7 @@ GtkSwitch {
         border-color: #4a90d9; }
       GtkSwitch.slider:backdrop:insensitive {
         color: #c7c7c7;
-        border-color: #a8a8a8;
+        border-color: darkgray;
         background-image: linear-gradient(to bottom, #f4f4f4);
         text-shadow: none;
         icon-shadow: none;
@@ -2561,7 +2618,7 @@ GtkSwitch {
 .check {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked.png"), url("assets/checkbox-unchecked 2 
png"));
   icon-shadow: 0 1px 0 white; }
-  .check.button.flat, .header-bar .check.titlebutton.button,
+  .check.button.flat, .check.sidebar-button.button, .header-bar .check.titlebutton.button,
   .titlebar .check.titlebutton.button {
     icon-shadow: none; }
 
@@ -2572,7 +2629,7 @@ GtkSwitch {
 .check:hover {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-hover.png"), 
url("assets/checkbox-unchecked-hover 2 png"));
   icon-shadow: 0 1px 0 white; }
-  .check:hover.button.flat, .header-bar .check.titlebutton.button:hover,
+  .check:hover.button.flat, .check.sidebar-button.button:hover, .header-bar .check.titlebutton.button:hover,
   .titlebar .check.titlebutton.button:hover {
     icon-shadow: none; }
 
@@ -2583,7 +2640,7 @@ GtkSwitch {
 .check:active {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-active.png"), 
url("assets/checkbox-unchecked-active 2 png"));
   icon-shadow: 0 1px 0 white; }
-  .check:active.button.flat, .header-bar .check.titlebutton.button:active,
+  .check:active.button.flat, .check.sidebar-button.button:active, .header-bar 
.check.titlebutton.button:active,
   .titlebar .check.titlebutton.button:active {
     icon-shadow: none; }
 
@@ -2594,7 +2651,7 @@ GtkSwitch {
 .check:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-insensitive.png"), 
url("assets/checkbox-unchecked-insensitive 2 png"));
   icon-shadow: 0 1px 0 white; }
-  .check:insensitive.button.flat, .header-bar .check.titlebutton.button:insensitive,
+  .check:insensitive.button.flat, .check.sidebar-button.button:insensitive, .header-bar 
.check.titlebutton.button:insensitive,
   .titlebar .check.titlebutton.button:insensitive {
     icon-shadow: none; }
 
@@ -2605,7 +2662,7 @@ GtkSwitch {
 .check:backdrop {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-backdrop.png"), 
url("assets/checkbox-unchecked-backdrop 2 png"));
   icon-shadow: none; }
-  .check:backdrop.button.flat, .header-bar .check.titlebutton.button:backdrop,
+  .check:backdrop.button.flat, .check.sidebar-button.button:backdrop, .header-bar 
.check.titlebutton.button:backdrop,
   .titlebar .check.titlebutton.button:backdrop {
     icon-shadow: none; }
 
@@ -2616,7 +2673,7 @@ GtkSwitch {
 .check:backdrop:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-backdrop-insensitive.png"), 
url("assets/checkbox-unchecked-backdrop-insensitive 2 png"));
   icon-shadow: none; }
-  .check:backdrop:insensitive.button.flat, .header-bar .check.titlebutton.button:backdrop:insensitive,
+  .check:backdrop:insensitive.button.flat, .check.sidebar-button.button:backdrop:insensitive, .header-bar 
.check.titlebutton.button:backdrop:insensitive,
   .titlebar .check.titlebutton.button:backdrop:insensitive {
     icon-shadow: none; }
 
@@ -2627,7 +2684,7 @@ GtkSwitch {
 .check:inconsistent {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed.png"), url("assets/checkbox-mixed 2 png"));
   icon-shadow: 0 1px 0 white; }
-  .check:inconsistent.button.flat, .header-bar .check.titlebutton.button:inconsistent,
+  .check:inconsistent.button.flat, .check.sidebar-button.button:inconsistent, .header-bar 
.check.titlebutton.button:inconsistent,
   .titlebar .check.titlebutton.button:inconsistent {
     icon-shadow: none; }
 
@@ -2638,7 +2695,7 @@ GtkSwitch {
 .check:inconsistent:hover {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-hover.png"), url("assets/checkbox-mixed-hover 2 
png"));
   icon-shadow: 0 1px 0 white; }
-  .check:inconsistent:hover.button.flat, .header-bar .check.titlebutton.button:inconsistent:hover,
+  .check:inconsistent:hover.button.flat, .check.sidebar-button.button:inconsistent:hover, .header-bar 
.check.titlebutton.button:inconsistent:hover,
   .titlebar .check.titlebutton.button:inconsistent:hover {
     icon-shadow: none; }
 
@@ -2649,7 +2706,7 @@ GtkSwitch {
 .check:inconsistent:selected {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-active.png"), url("assets/checkbox-mixed-active 2 
png"));
   icon-shadow: 0 1px 0 white; }
-  .check:inconsistent:selected.button.flat, .header-bar .check.titlebutton.button:inconsistent:selected,
+  .check:inconsistent:selected.button.flat, .check.sidebar-button.button:inconsistent:selected, .header-bar 
.check.titlebutton.button:inconsistent:selected,
   .titlebar .check.titlebutton.button:inconsistent:selected {
     icon-shadow: none; }
 
@@ -2660,7 +2717,7 @@ GtkSwitch {
 .check:inconsistent:backdrop {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-backdrop.png"), 
url("assets/checkbox-mixed-backdrop 2 png"));
   icon-shadow: none; }
-  .check:inconsistent:backdrop.button.flat, .header-bar .check.titlebutton.button:inconsistent:backdrop,
+  .check:inconsistent:backdrop.button.flat, .check.sidebar-button.button:inconsistent:backdrop, .header-bar 
.check.titlebutton.button:inconsistent:backdrop,
   .titlebar .check.titlebutton.button:inconsistent:backdrop {
     icon-shadow: none; }
 
@@ -2671,7 +2728,7 @@ GtkSwitch {
 .check:inconsistent:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-insensitive.png"), 
url("assets/checkbox-mixed-insensitive 2 png"));
   icon-shadow: 0 1px 0 white; }
-  .check:inconsistent:insensitive.button.flat, .header-bar 
.check.titlebutton.button:inconsistent:insensitive,
+  .check:inconsistent:insensitive.button.flat, .check.sidebar-button.button:inconsistent:insensitive, 
.header-bar .check.titlebutton.button:inconsistent:insensitive,
   .titlebar .check.titlebutton.button:inconsistent:insensitive {
     icon-shadow: none; }
 
@@ -2682,7 +2739,7 @@ GtkSwitch {
 .check:inconsistent:insensitive:backdrop {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-backdrop-insensitive.png"), 
url("assets/checkbox-mixed-backdrop-insensitive 2 png"));
   icon-shadow: none; }
-  .check:inconsistent:insensitive:backdrop.button.flat, .header-bar 
.check.titlebutton.button:inconsistent:insensitive:backdrop,
+  .check:inconsistent:insensitive:backdrop.button.flat, 
.check.sidebar-button.button:inconsistent:insensitive:backdrop, .header-bar 
.check.titlebutton.button:inconsistent:insensitive:backdrop,
   .titlebar .check.titlebutton.button:inconsistent:insensitive:backdrop {
     icon-shadow: none; }
 
@@ -2693,7 +2750,7 @@ GtkSwitch {
 .check:checked {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked.png"), url("assets/checkbox-checked 2 png"));
   icon-shadow: 0 1px 0 white; }
-  .check:checked.button.flat, .header-bar .check.titlebutton.button:checked,
+  .check:checked.button.flat, .check.sidebar-button.button:checked, .header-bar 
.check.titlebutton.button:checked,
   .titlebar .check.titlebutton.button:checked {
     icon-shadow: none; }
 
@@ -2704,7 +2761,7 @@ GtkSwitch {
 .check:checked:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-insensitive.png"), 
url("assets/checkbox-checked-insensitive 2 png"));
   icon-shadow: 0 1px 0 white; }
-  .check:checked:insensitive.button.flat, .header-bar .check.titlebutton.button:checked:insensitive,
+  .check:checked:insensitive.button.flat, .check.sidebar-button.button:checked:insensitive, .header-bar 
.check.titlebutton.button:checked:insensitive,
   .titlebar .check.titlebutton.button:checked:insensitive {
     icon-shadow: none; }
 
@@ -2715,7 +2772,7 @@ GtkSwitch {
 .check:checked:hover {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-hover.png"), url("assets/checkbox-checked-hover 
2 png"));
   icon-shadow: 0 1px 0 white; }
-  .check:checked:hover.button.flat, .header-bar .check.titlebutton.button:checked:hover,
+  .check:checked:hover.button.flat, .check.sidebar-button.button:checked:hover, .header-bar 
.check.titlebutton.button:checked:hover,
   .titlebar .check.titlebutton.button:checked:hover {
     icon-shadow: none; }
 
@@ -2726,7 +2783,7 @@ GtkSwitch {
 .check:checked:active {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-active.png"), 
url("assets/checkbox-checked-active 2 png"));
   icon-shadow: 0 1px 0 white; }
-  .check:checked:active.button.flat, .header-bar .check.titlebutton.button:checked:active,
+  .check:checked:active.button.flat, .check.sidebar-button.button:checked:active, .header-bar 
.check.titlebutton.button:checked:active,
   .titlebar .check.titlebutton.button:checked:active {
     icon-shadow: none; }
 
@@ -2737,7 +2794,7 @@ GtkSwitch {
 .check:backdrop:checked {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-backdrop.png"), 
url("assets/checkbox-checked-backdrop 2 png"));
   icon-shadow: none; }
-  .check:backdrop:checked.button.flat, .header-bar .check.titlebutton.button:backdrop:checked,
+  .check:backdrop:checked.button.flat, .check.sidebar-button.button:backdrop:checked, .header-bar 
.check.titlebutton.button:backdrop:checked,
   .titlebar .check.titlebutton.button:backdrop:checked {
     icon-shadow: none; }
 
@@ -2748,7 +2805,7 @@ GtkSwitch {
 .check:backdrop:checked:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-backdrop-insensitive.png"), 
url("assets/checkbox-checked-backdrop-insensitive 2 png"));
   icon-shadow: none; }
-  .check:backdrop:checked:insensitive.button.flat, .header-bar 
.check.titlebutton.button:backdrop:checked:insensitive,
+  .check:backdrop:checked:insensitive.button.flat, 
.check.sidebar-button.button:backdrop:checked:insensitive, .header-bar 
.check.titlebutton.button:backdrop:checked:insensitive,
   .titlebar .check.titlebutton.button:backdrop:checked:insensitive {
     icon-shadow: none; }
 
@@ -2767,12 +2824,12 @@ GtkSwitch {
   .menu .menuitem.check:hover {
     color: #ffffff; }
   .menu .menuitem.check:insensitive {
-    color: #bdbebf; }
+    color: #bebfc0; }
 
 .radio {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked.png"), url("assets/radio-unchecked 2 png"));
   icon-shadow: 0 1px 0 white; }
-  .radio.button.flat, .header-bar .radio.titlebutton.button,
+  .radio.button.flat, .radio.sidebar-button.button, .header-bar .radio.titlebutton.button,
   .titlebar .radio.titlebutton.button {
     icon-shadow: none; }
 
@@ -2783,7 +2840,7 @@ GtkSwitch {
 .radio:hover {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-hover.png"), url("assets/radio-unchecked-hover 2 
png"));
   icon-shadow: 0 1px 0 white; }
-  .radio:hover.button.flat, .header-bar .radio.titlebutton.button:hover,
+  .radio:hover.button.flat, .radio.sidebar-button.button:hover, .header-bar .radio.titlebutton.button:hover,
   .titlebar .radio.titlebutton.button:hover {
     icon-shadow: none; }
 
@@ -2794,7 +2851,7 @@ GtkSwitch {
 .radio:active {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-active.png"), url("assets/radio-unchecked-active 
2 png"));
   icon-shadow: 0 1px 0 white; }
-  .radio:active.button.flat, .header-bar .radio.titlebutton.button:active,
+  .radio:active.button.flat, .radio.sidebar-button.button:active, .header-bar 
.radio.titlebutton.button:active,
   .titlebar .radio.titlebutton.button:active {
     icon-shadow: none; }
 
@@ -2805,7 +2862,7 @@ GtkSwitch {
 .radio:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-insensitive.png"), 
url("assets/radio-unchecked-insensitive 2 png"));
   icon-shadow: 0 1px 0 white; }
-  .radio:insensitive.button.flat, .header-bar .radio.titlebutton.button:insensitive,
+  .radio:insensitive.button.flat, .radio.sidebar-button.button:insensitive, .header-bar 
.radio.titlebutton.button:insensitive,
   .titlebar .radio.titlebutton.button:insensitive {
     icon-shadow: none; }
 
@@ -2816,7 +2873,7 @@ GtkSwitch {
 .radio:backdrop {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-backdrop.png"), 
url("assets/radio-unchecked-backdrop 2 png"));
   icon-shadow: none; }
-  .radio:backdrop.button.flat, .header-bar .radio.titlebutton.button:backdrop,
+  .radio:backdrop.button.flat, .radio.sidebar-button.button:backdrop, .header-bar 
.radio.titlebutton.button:backdrop,
   .titlebar .radio.titlebutton.button:backdrop {
     icon-shadow: none; }
 
@@ -2827,7 +2884,7 @@ GtkSwitch {
 .radio:backdrop:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-backdrop-insensitive.png"), 
url("assets/radio-unchecked-backdrop-insensitive 2 png"));
   icon-shadow: none; }
-  .radio:backdrop:insensitive.button.flat, .header-bar .radio.titlebutton.button:backdrop:insensitive,
+  .radio:backdrop:insensitive.button.flat, .radio.sidebar-button.button:backdrop:insensitive, .header-bar 
.radio.titlebutton.button:backdrop:insensitive,
   .titlebar .radio.titlebutton.button:backdrop:insensitive {
     icon-shadow: none; }
 
@@ -2838,7 +2895,7 @@ GtkSwitch {
 .radio:inconsistent {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed.png"), url("assets/radio-mixed 2 png"));
   icon-shadow: 0 1px 0 white; }
-  .radio:inconsistent.button.flat, .header-bar .radio.titlebutton.button:inconsistent,
+  .radio:inconsistent.button.flat, .radio.sidebar-button.button:inconsistent, .header-bar 
.radio.titlebutton.button:inconsistent,
   .titlebar .radio.titlebutton.button:inconsistent {
     icon-shadow: none; }
 
@@ -2849,7 +2906,7 @@ GtkSwitch {
 .radio:inconsistent:hover {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-hover.png"), url("assets/radio-mixed-hover 2 png"));
   icon-shadow: 0 1px 0 white; }
-  .radio:inconsistent:hover.button.flat, .header-bar .radio.titlebutton.button:inconsistent:hover,
+  .radio:inconsistent:hover.button.flat, .radio.sidebar-button.button:inconsistent:hover, .header-bar 
.radio.titlebutton.button:inconsistent:hover,
   .titlebar .radio.titlebutton.button:inconsistent:hover {
     icon-shadow: none; }
 
@@ -2860,7 +2917,7 @@ GtkSwitch {
 .radio:inconsistent:selected {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-active.png"), url("assets/radio-mixed-active 2 
png"));
   icon-shadow: 0 1px 0 white; }
-  .radio:inconsistent:selected.button.flat, .header-bar .radio.titlebutton.button:inconsistent:selected,
+  .radio:inconsistent:selected.button.flat, .radio.sidebar-button.button:inconsistent:selected, .header-bar 
.radio.titlebutton.button:inconsistent:selected,
   .titlebar .radio.titlebutton.button:inconsistent:selected {
     icon-shadow: none; }
 
@@ -2871,7 +2928,7 @@ GtkSwitch {
 .radio:inconsistent:backdrop {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-backdrop.png"), url("assets/radio-mixed-backdrop 2 
png"));
   icon-shadow: none; }
-  .radio:inconsistent:backdrop.button.flat, .header-bar .radio.titlebutton.button:inconsistent:backdrop,
+  .radio:inconsistent:backdrop.button.flat, .radio.sidebar-button.button:inconsistent:backdrop, .header-bar 
.radio.titlebutton.button:inconsistent:backdrop,
   .titlebar .radio.titlebutton.button:inconsistent:backdrop {
     icon-shadow: none; }
 
@@ -2882,7 +2939,7 @@ GtkSwitch {
 .radio:inconsistent:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-insensitive.png"), 
url("assets/radio-mixed-insensitive 2 png"));
   icon-shadow: 0 1px 0 white; }
-  .radio:inconsistent:insensitive.button.flat, .header-bar 
.radio.titlebutton.button:inconsistent:insensitive,
+  .radio:inconsistent:insensitive.button.flat, .radio.sidebar-button.button:inconsistent:insensitive, 
.header-bar .radio.titlebutton.button:inconsistent:insensitive,
   .titlebar .radio.titlebutton.button:inconsistent:insensitive {
     icon-shadow: none; }
 
@@ -2893,7 +2950,7 @@ GtkSwitch {
 .radio:inconsistent:insensitive:backdrop {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-backdrop-insensitive.png"), 
url("assets/radio-mixed-backdrop-insensitive 2 png"));
   icon-shadow: none; }
-  .radio:inconsistent:insensitive:backdrop.button.flat, .header-bar 
.radio.titlebutton.button:inconsistent:insensitive:backdrop,
+  .radio:inconsistent:insensitive:backdrop.button.flat, 
.radio.sidebar-button.button:inconsistent:insensitive:backdrop, .header-bar 
.radio.titlebutton.button:inconsistent:insensitive:backdrop,
   .titlebar .radio.titlebutton.button:inconsistent:insensitive:backdrop {
     icon-shadow: none; }
 
@@ -2904,7 +2961,7 @@ GtkSwitch {
 .radio:checked {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-checked.png"), url("assets/radio-checked 2 png"));
   icon-shadow: 0 1px 0 white; }
-  .radio:checked.button.flat, .header-bar .radio.titlebutton.button:checked,
+  .radio:checked.button.flat, .radio.sidebar-button.button:checked, .header-bar 
.radio.titlebutton.button:checked,
   .titlebar .radio.titlebutton.button:checked {
     icon-shadow: none; }
 
@@ -2915,7 +2972,7 @@ GtkSwitch {
 .radio:checked:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-insensitive.png"), 
url("assets/radio-checked-insensitive 2 png"));
   icon-shadow: 0 1px 0 white; }
-  .radio:checked:insensitive.button.flat, .header-bar .radio.titlebutton.button:checked:insensitive,
+  .radio:checked:insensitive.button.flat, .radio.sidebar-button.button:checked:insensitive, .header-bar 
.radio.titlebutton.button:checked:insensitive,
   .titlebar .radio.titlebutton.button:checked:insensitive {
     icon-shadow: none; }
 
@@ -2926,7 +2983,7 @@ GtkSwitch {
 .radio:checked:hover {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-hover.png"), url("assets/radio-checked-hover 2 
png"));
   icon-shadow: 0 1px 0 white; }
-  .radio:checked:hover.button.flat, .header-bar .radio.titlebutton.button:checked:hover,
+  .radio:checked:hover.button.flat, .radio.sidebar-button.button:checked:hover, .header-bar 
.radio.titlebutton.button:checked:hover,
   .titlebar .radio.titlebutton.button:checked:hover {
     icon-shadow: none; }
 
@@ -2937,7 +2994,7 @@ GtkSwitch {
 .radio:checked:active {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-active.png"), url("assets/radio-checked-active 2 
png"));
   icon-shadow: 0 1px 0 white; }
-  .radio:checked:active.button.flat, .header-bar .radio.titlebutton.button:checked:active,
+  .radio:checked:active.button.flat, .radio.sidebar-button.button:checked:active, .header-bar 
.radio.titlebutton.button:checked:active,
   .titlebar .radio.titlebutton.button:checked:active {
     icon-shadow: none; }
 
@@ -2948,7 +3005,7 @@ GtkSwitch {
 .radio:backdrop:checked {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-backdrop.png"), url("assets/radio-checked-backdrop 
2 png"));
   icon-shadow: none; }
-  .radio:backdrop:checked.button.flat, .header-bar .radio.titlebutton.button:backdrop:checked,
+  .radio:backdrop:checked.button.flat, .radio.sidebar-button.button:backdrop:checked, .header-bar 
.radio.titlebutton.button:backdrop:checked,
   .titlebar .radio.titlebutton.button:backdrop:checked {
     icon-shadow: none; }
 
@@ -2959,7 +3016,7 @@ GtkSwitch {
 .radio:backdrop:checked:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-backdrop-insensitive.png"), 
url("assets/radio-checked-backdrop-insensitive 2 png"));
   icon-shadow: none; }
-  .radio:backdrop:checked:insensitive.button.flat, .header-bar 
.radio.titlebutton.button:backdrop:checked:insensitive,
+  .radio:backdrop:checked:insensitive.button.flat, 
.radio.sidebar-button.button:backdrop:checked:insensitive, .header-bar 
.radio.titlebutton.button:backdrop:checked:insensitive,
   .titlebar .radio.titlebutton.button:backdrop:checked:insensitive {
     icon-shadow: none; }
 
@@ -2978,7 +3035,7 @@ GtkSwitch {
   .menu .menuitem.radio:hover {
     color: #ffffff; }
   .menu .menuitem.radio:insensitive {
-    color: #bdbebf; }
+    color: #bebfc0; }
 
 .view.check, .view.radio,
 .list-row .check, list-row .radio {
@@ -3037,7 +3094,7 @@ GtkCheckButton.text-button, GtkRadioButton.text-button {
   padding: 1px 2px 4px;
   outline-offset: 0; }
   GtkCheckButton.text-button:insensitive, GtkCheckButton.text-button:insensitive:active, 
GtkCheckButton.text-button:insensitive:inconsistent, GtkRadioButton.text-button:insensitive, 
GtkRadioButton.text-button:insensitive:active, GtkRadioButton.text-button:insensitive:inconsistent {
-    color: #8d9091; }
+    color: #8e9192; }
     GtkCheckButton.text-button:insensitive:backdrop, GtkCheckButton.text-button:insensitive:active:backdrop, 
GtkCheckButton.text-button:insensitive:inconsistent:backdrop, 
GtkRadioButton.text-button:insensitive:backdrop, GtkRadioButton.text-button:insensitive:active:backdrop, 
GtkRadioButton.text-button:insensitive:inconsistent:backdrop {
       color: #c7c7c7; }
 
@@ -3101,14 +3158,14 @@ GtkCheckButton.text-button, GtkRadioButton.text-button {
     .scale.vertical.scale-has-marks-above.scale-has-marks-below.slider:backdrop {
       border-style: solid;
       border-radius: 50%;
-      border-color: #a0a0a0;
+      border-color: #a1a1a1;
       background-image: linear-gradient(to bottom, #ededed);
       box-shadow: none; }
     .scale.slider:backdrop:insensitive,
     .scale.scale-has-marks-above.scale-has-marks-below.slider:backdrop:insensitive,
     .scale.vertical.scale-has-marks-above.scale-has-marks-below.slider:backdrop:insensitive {
       color: #c7c7c7;
-      border-color: #a8a8a8;
+      border-color: darkgray;
       background-image: linear-gradient(to bottom, #f4f4f4);
       text-shadow: none;
       icon-shadow: none;
@@ -3171,7 +3228,7 @@ GtkCheckButton.text-button, GtkRadioButton.text-button {
     margin: 10px;
     border: 1px solid #a1a1a1;
     border-radius: 3px;
-    background-color: #cecece;
+    background-color: #cfcfcf;
     box-shadow: inset 1px 1px rgba(0, 0, 0, 0.1), 0 1px white; }
     .scale.trough.highlight,
     .scale.scale-has-marks-above.scale-has-marks-below.trough.highlight,
@@ -3201,7 +3258,7 @@ GtkCheckButton.text-button, GtkRadioButton.text-button {
     .scale.trough:backdrop,
     .scale.scale-has-marks-above.scale-has-marks-below.trough:backdrop,
     .scale.vertical.scale-has-marks-above.scale-has-marks-below.trough:backdrop {
-      border-color: #a8a8a8;
+      border-color: darkgray;
       background-color: #c7c7c7;
       box-shadow: none; }
     .scale.trough:backdrop:insensitive, .scale.trough .highlight:backdrop:insensitive,
@@ -3209,7 +3266,7 @@ GtkCheckButton.text-button, GtkRadioButton.text-button {
     .scale.scale-has-marks-above.scale-has-marks-below.trough .highlight:backdrop:insensitive,
     .scale.vertical.scale-has-marks-above.scale-has-marks-below.trough:backdrop:insensitive,
     .scale.vertical.scale-has-marks-above.scale-has-marks-below.trough .highlight:backdrop:insensitive {
-      border-color: #a8a8a8;
+      border-color: darkgray;
       background-color: #f4f4f4; }
     .osd .scale.trough, .osd
     .scale.scale-has-marks-above.scale-has-marks-below.trough, .osd
@@ -3493,8 +3550,8 @@ GtkProgressBar {
     border-radius: 3px;
     background-color: #d2d2d2; }
     GtkProgressBar.trough:backdrop {
-      border-color: #a8a8a8;
-      background-color: #d4d4d4;
+      border-color: darkgray;
+      background-color: #d5d5d5;
       box-shadow: 0 1px rgba(255, 255, 255, 0); }
     GtkProgressBar.trough.osd {
       border-style: none;
@@ -3556,8 +3613,8 @@ GtkProgressBar {
     .level-bar.trough:backdrop {
       background-color: transparent;
       background-image: linear-gradient(to bottom, #dedede, #f8f8f8 3px, #ffffff 90%);
-      color: #323232;
-      border-color: #a8a8a8;
+      color: #333333;
+      border-color: darkgray;
       background-image: linear-gradient(to bottom, white);
       box-shadow: 0 1px rgba(255, 255, 255, 0); }
   .level-bar.fill-block {
@@ -3587,7 +3644,7 @@ GtkProgressBar {
       border-color: rgba(46, 52, 54, 0.2);
       box-shadow: none; }
       .level-bar.fill-block.empty-fill-block:backdrop {
-        border-color: rgba(141, 144, 145, 0.15); }
+        border-color: rgba(142, 145, 146, 0.15); }
 
 /**********
  * Frames *
@@ -3598,7 +3655,7 @@ GtkProgressBar {
   .frame.flat {
     border-style: none; }
   .frame:backdrop {
-    border-color: #a8a8a8; }
+    border-color: darkgray; }
   .frame.action-bar {
     padding: 6px;
     border-width: 1px 0 0; }
@@ -3606,10 +3663,9 @@ GtkProgressBar {
 GtkScrolledWindow GtkViewport.frame {
   border-style: none; }
 
-.separator, GtkPlacesSidebar.sidebar .view .separator,
-GtkPlacesSidebar.sidebar .view .separator:backdrop {
+.separator {
   color: rgba(0, 0, 0, 0.1); }
-  GtkFileChooserButton .separator.vertical, GtkFileChooserButton GtkPlacesSidebar.sidebar .view 
.vertical.separator, GtkPlacesSidebar.sidebar .view GtkFileChooserButton .vertical.separator, GtkFontButton 
.separator.vertical, GtkFontButton GtkPlacesSidebar.sidebar .view .vertical.separator, 
GtkPlacesSidebar.sidebar .view GtkFontButton .vertical.separator {
+  GtkFileChooserButton .separator.vertical, GtkFontButton .separator.vertical {
     -GtkWidget-wide-separators: true; }
 
 /*********
@@ -3620,7 +3676,7 @@ GtkPlacesSidebar.sidebar .view .separator:backdrop {
   border-color: #a1a1a1; }
   .list:backdrop, .list-row:backdrop {
     background-color: white;
-    border-color: #a8a8a8; }
+    border-color: darkgray; }
 
 .list-row,
 .grid-child {
@@ -3642,7 +3698,7 @@ GtkPlacesSidebar.sidebar .view .separator:backdrop {
   box-shadow: none; }
 
 .list-row.button:hover {
-  background-color: #f4f4f4; }
+  background-color: whitesmoke; }
 .list-row.button:active {
   box-shadow: inset 0 2px 2px -2px rgba(0, 0, 0, 0.2); }
 .list-row.button:backdrop:hover {
@@ -3650,7 +3706,7 @@ GtkPlacesSidebar.sidebar .view .separator:backdrop {
 .list-row.button:selected:active {
   box-shadow: inset 0 2px 3px -1px rgba(0, 0, 0, 0.5); }
 .list-row.button:selected:hover {
-  background-color: #4786c8; }
+  background-color: #4787c9; }
 .list-row.button:selected:backdrop {
   background-color: #4a90d9; }
 
@@ -3663,7 +3719,7 @@ GtkPlacesSidebar.sidebar .view .separator:backdrop {
   icon-shadow: 0 1px rgba(255, 255, 255, 0.76923);
   box-shadow: inset 0 1px white;
   border-color: #184472; }
-  .list-row:selected .button.flat, .list-row:selected .header-bar .titlebutton.button, .header-bar 
.list-row:selected .titlebutton.button,
+  .list-row:selected .button.flat, .list-row:selected .sidebar-button.button, .list-row:selected .header-bar 
.titlebutton.button, .header-bar .list-row:selected .titlebutton.button,
   .list-row:selected .titlebar .titlebutton.button,
   .titlebar .list-row:selected .titlebutton.button {
     border-color: transparent;
@@ -3691,60 +3747,60 @@ GtkPlacesSidebar.sidebar .view .separator:backdrop {
     icon-shadow: 0 1px rgba(255, 255, 255, 0.76923);
     box-shadow: inset 0 1px rgba(0, 0, 0, 0.07), inset 0 2px 1px -2px rgba(0, 0, 0, 0.6);
     border-color: #184472; }
-  .list-row:selected .button:backdrop, .list-row:selected .button.flat:backdrop, .list-row:selected 
.header-bar .titlebutton.button:backdrop, .header-bar .list-row:selected .titlebutton.button:backdrop,
+  .list-row:selected .button:backdrop, .list-row:selected .button.flat:backdrop, .list-row:selected 
.sidebar-button.button:backdrop, .list-row:selected .header-bar .titlebutton.button:backdrop, .header-bar 
.list-row:selected .titlebutton.button:backdrop,
   .list-row:selected .titlebar .titlebutton.button:backdrop,
   .titlebar .list-row:selected .titlebutton.button:backdrop {
-    color: #8d9091;
-    border-color: #a8a8a8;
+    color: #8e9192;
+    border-color: darkgray;
     background-image: linear-gradient(to bottom, #ededed);
     text-shadow: none;
     icon-shadow: none;
     box-shadow: inset 0 1px rgba(255, 255, 255, 0);
     border-color: #184472; }
-    .list-row:selected .button:backdrop:active, .list-row:selected .button:backdrop:checked, 
.list-row:selected .button.flat:backdrop:active, .list-row:selected .header-bar 
.titlebutton.button:backdrop:active, .header-bar .list-row:selected .titlebutton.button:backdrop:active,
+    .list-row:selected .button:backdrop:active, .list-row:selected .button:backdrop:checked, 
.list-row:selected .button.flat:backdrop:active, .list-row:selected .sidebar-button.button:backdrop:active, 
.list-row:selected .header-bar .titlebutton.button:backdrop:active, .header-bar .list-row:selected 
.titlebutton.button:backdrop:active,
     .list-row:selected .titlebar .titlebutton.button:backdrop:active,
-    .titlebar .list-row:selected .titlebutton.button:backdrop:active, .list-row:selected 
.button.flat:backdrop:checked, .list-row:selected .header-bar .titlebutton.button:backdrop:checked, 
.header-bar .list-row:selected .titlebutton.button:backdrop:checked,
+    .titlebar .list-row:selected .titlebutton.button:backdrop:active, .list-row:selected 
.button.flat:backdrop:checked, .list-row:selected .sidebar-button.button:backdrop:checked, .list-row:selected 
.header-bar .titlebutton.button:backdrop:checked, .header-bar .list-row:selected 
.titlebutton.button:backdrop:checked,
     .list-row:selected .titlebar .titlebutton.button:backdrop:checked,
     .titlebar .list-row:selected .titlebutton.button:backdrop:checked {
-      color: #8d9091;
-      border-color: #a8a8a8;
-      background-image: linear-gradient(to bottom, #d4d4d4);
+      color: #8e9192;
+      border-color: darkgray;
+      background-image: linear-gradient(to bottom, #d5d5d5);
       box-shadow: inset 0 1px rgba(255, 255, 255, 0);
       border-color: #184472; }
-    .list-row:selected .button:backdrop:insensitive, .list-row:selected .button.flat:backdrop:insensitive, 
.list-row:selected .header-bar .titlebutton.button:backdrop:insensitive, .header-bar .list-row:selected 
.titlebutton.button:backdrop:insensitive,
+    .list-row:selected .button:backdrop:insensitive, .list-row:selected .button.flat:backdrop:insensitive, 
.list-row:selected .sidebar-button.button:backdrop:insensitive, .list-row:selected .header-bar 
.titlebutton.button:backdrop:insensitive, .header-bar .list-row:selected 
.titlebutton.button:backdrop:insensitive,
     .list-row:selected .titlebar .titlebutton.button:backdrop:insensitive,
     .titlebar .list-row:selected .titlebutton.button:backdrop:insensitive {
       color: #c7c7c7;
-      border-color: #a8a8a8;
+      border-color: darkgray;
       background-image: linear-gradient(to bottom, #f4f4f4);
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0);
       border-color: #184472; }
       .list-row:selected .button:backdrop:insensitive > .label, .list-row:selected .header-bar 
.button.titlebutton:backdrop:insensitive > .label,
-      .list-row:selected .titlebar .button.titlebutton:backdrop:insensitive > .label, .list-row:selected 
.button.flat:backdrop:insensitive > .label, .list-row:selected .header-bar 
.titlebutton.button:backdrop:insensitive > .label, .header-bar .list-row:selected 
.titlebutton.button:backdrop:insensitive > .label,
+      .list-row:selected .titlebar .button.titlebutton:backdrop:insensitive > .label, .list-row:selected 
.button.flat:backdrop:insensitive > .label, .list-row:selected .sidebar-button.button:backdrop:insensitive > 
.label, .list-row:selected .header-bar .titlebutton.button:backdrop:insensitive > .label, .header-bar 
.list-row:selected .titlebutton.button:backdrop:insensitive > .label,
       .list-row:selected .titlebar .titlebutton.button:backdrop:insensitive > .label,
       .titlebar .list-row:selected .titlebutton.button:backdrop:insensitive > .label {
         color: inherit; }
-      .list-row:selected .button:backdrop:insensitive:active, .list-row:selected 
.button:backdrop:insensitive:checked, .list-row:selected .button.flat:backdrop:insensitive:active, 
.list-row:selected .header-bar .titlebutton.button:backdrop:insensitive:active, .header-bar 
.list-row:selected .titlebutton.button:backdrop:insensitive:active,
+      .list-row:selected .button:backdrop:insensitive:active, .list-row:selected 
.button:backdrop:insensitive:checked, .list-row:selected .button.flat:backdrop:insensitive:active, 
.list-row:selected .sidebar-button.button:backdrop:insensitive:active, .list-row:selected .header-bar 
.titlebutton.button:backdrop:insensitive:active, .header-bar .list-row:selected 
.titlebutton.button:backdrop:insensitive:active,
       .list-row:selected .titlebar .titlebutton.button:backdrop:insensitive:active,
-      .titlebar .list-row:selected .titlebutton.button:backdrop:insensitive:active, .list-row:selected 
.button.flat:backdrop:insensitive:checked, .list-row:selected .header-bar 
.titlebutton.button:backdrop:insensitive:checked, .header-bar .list-row:selected 
.titlebutton.button:backdrop:insensitive:checked,
+      .titlebar .list-row:selected .titlebutton.button:backdrop:insensitive:active, .list-row:selected 
.button.flat:backdrop:insensitive:checked, .list-row:selected 
.sidebar-button.button:backdrop:insensitive:checked, .list-row:selected .header-bar 
.titlebutton.button:backdrop:insensitive:checked, .header-bar .list-row:selected 
.titlebutton.button:backdrop:insensitive:checked,
       .list-row:selected .titlebar .titlebutton.button:backdrop:insensitive:checked,
       .titlebar .list-row:selected .titlebutton.button:backdrop:insensitive:checked {
         color: #c7c7c7;
-        border-color: #a8a8a8;
+        border-color: darkgray;
         background-image: linear-gradient(to bottom, #e7e7e7);
         box-shadow: inset 0 1px rgba(255, 255, 255, 0);
         border-color: #184472; }
         .list-row:selected .button:backdrop:insensitive:active > .label, .list-row:selected .header-bar 
.button.titlebutton:backdrop:insensitive:active > .label,
         .list-row:selected .titlebar .button.titlebutton:backdrop:insensitive:active > .label, 
.list-row:selected .button:backdrop:insensitive:checked > .label, .list-row:selected .header-bar 
.button.titlebutton:backdrop:insensitive:checked > .label,
-        .list-row:selected .titlebar .button.titlebutton:backdrop:insensitive:checked > .label, 
.list-row:selected .button.flat:backdrop:insensitive:active > .label, .list-row:selected .header-bar 
.titlebutton.button:backdrop:insensitive:active > .label, .header-bar .list-row:selected 
.titlebutton.button:backdrop:insensitive:active > .label,
+        .list-row:selected .titlebar .button.titlebutton:backdrop:insensitive:checked > .label, 
.list-row:selected .button.flat:backdrop:insensitive:active > .label, .list-row:selected 
.sidebar-button.button:backdrop:insensitive:active > .label, .list-row:selected .header-bar 
.titlebutton.button:backdrop:insensitive:active > .label, .header-bar .list-row:selected 
.titlebutton.button:backdrop:insensitive:active > .label,
         .list-row:selected .titlebar .titlebutton.button:backdrop:insensitive:active > .label,
-        .titlebar .list-row:selected .titlebutton.button:backdrop:insensitive:active > .label, 
.list-row:selected .button.flat:backdrop:insensitive:checked > .label, .list-row:selected .header-bar 
.titlebutton.button:backdrop:insensitive:checked > .label, .header-bar .list-row:selected 
.titlebutton.button:backdrop:insensitive:checked > .label,
+        .titlebar .list-row:selected .titlebutton.button:backdrop:insensitive:active > .label, 
.list-row:selected .button.flat:backdrop:insensitive:checked > .label, .list-row:selected 
.sidebar-button.button:backdrop:insensitive:checked > .label, .list-row:selected .header-bar 
.titlebutton.button:backdrop:insensitive:checked > .label, .header-bar .list-row:selected 
.titlebutton.button:backdrop:insensitive:checked > .label,
         .list-row:selected .titlebar .titlebutton.button:backdrop:insensitive:checked > .label,
         .titlebar .list-row:selected .titlebutton.button:backdrop:insensitive:checked > .label {
           color: inherit; }
-  .list-row:selected .button.flat:backdrop, .list-row:selected .header-bar .titlebutton.button:backdrop, 
.header-bar .list-row:selected .titlebutton.button:backdrop,
+  .list-row:selected .button.flat:backdrop, .list-row:selected .sidebar-button.button:backdrop, 
.list-row:selected .header-bar .titlebutton.button:backdrop, .header-bar .list-row:selected 
.titlebutton.button:backdrop,
   .list-row:selected .titlebar .titlebutton.button:backdrop,
   .titlebar .list-row:selected .titlebutton.button:backdrop {
     border-color: transparent;
@@ -3755,7 +3811,7 @@ GtkPlacesSidebar.sidebar .view .separator:backdrop {
     icon-shadow: none;
     color: white; }
   .list-row:selected .button:insensitive {
-    color: #8d9091;
+    color: #8e9192;
     border-color: #a1a1a1;
     background-image: linear-gradient(to bottom, #f4f4f4);
     text-shadow: none;
@@ -3766,9 +3822,9 @@ GtkPlacesSidebar.sidebar .view .separator:backdrop {
     .list-row:selected .titlebar .button.titlebutton:insensitive > .label {
       color: inherit; }
     .list-row:selected .button:insensitive:active, .list-row:selected .button:insensitive:checked {
-      color: #8d9091;
+      color: #8e9192;
       border-color: #a1a1a1;
-      background-image: linear-gradient(to bottom, #ebebeb, #f4f4f4);
+      background-image: linear-gradient(to bottom, #ececec, #f4f4f4);
       box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
       .list-row:selected .button:insensitive:active > .label, .list-row:selected .header-bar 
.button.titlebutton:insensitive:active > .label,
       .list-row:selected .titlebar .button.titlebutton:insensitive:active > .label, .list-row:selected 
.button:insensitive:checked > .label, .list-row:selected .header-bar .button.titlebutton:insensitive:checked 
.label,
@@ -3808,10 +3864,11 @@ GtkPlacesSidebar.sidebar .view .separator:backdrop {
     text-shadow: 0 1px black;
     icon-shadow: 0 1px black;
     outline-color: rgba(238, 238, 236, 0.3); }
-    .app-notification .button.flat, .app-notification .header-bar .titlebutton.button, .header-bar 
.app-notification .titlebutton.button,
+    .app-notification .button.flat, .app-notification .sidebar-button.button, .app-notification .header-bar 
.titlebutton.button, .header-bar .app-notification .titlebutton.button,
     .app-notification .titlebar .titlebutton.button,
     .titlebar .app-notification .titlebutton.button,
     .app-notification.frame .button.flat,
+    .app-notification.frame .sidebar-button.button,
     .app-notification.frame .header-bar .titlebutton.button,
     .header-bar .app-notification.frame .titlebutton.button,
     .app-notification.frame .titlebar .titlebutton.button,
@@ -3844,9 +3901,9 @@ GtkPlacesSidebar.sidebar .view .separator:backdrop {
     .app-notification .button:insensitive, .app-notification .button:backdrop:insensitive,
     .app-notification.frame .button:insensitive,
     .app-notification.frame .button:backdrop:insensitive {
-      color: #878989;
+      color: #878a89;
       border-color: rgba(0, 0, 0, 0.7);
-      background-image: linear-gradient(to bottom, rgba(52, 57, 57, 0.5));
+      background-image: linear-gradient(to bottom, rgba(53, 57, 58, 0.5));
       background-clip: padding-box;
       box-shadow: none;
       text-shadow: none;
@@ -3892,12 +3949,12 @@ GtkCalendar {
       color: #2e3436; }
     GtkCalendar.button:backdrop, .header-bar GtkCalendar.button.titlebutton:backdrop,
     .titlebar GtkCalendar.button.titlebutton:backdrop {
-      color: rgba(141, 144, 145, 0.45); }
+      color: rgba(142, 145, 146, 0.45); }
   GtkCalendar:inconsistent, GtkCalendar:inconsistent:backdrop, GtkCalendar.highlight, 
GtkCalendar.highlight:backdrop {
     color: alpha(currentColor,0.55); }
   GtkCalendar:backdrop {
-    color: #323232;
-    border-color: #a8a8a8; }
+    color: #333333;
+    border-color: darkgray; }
 
 /***********
  * Dialogs *
@@ -3942,7 +3999,7 @@ GtkCalendar {
       icon-shadow: 0 1px rgba(255, 255, 255, 0.76923);
       box-shadow: inset 0 1px rgba(0, 0, 0, 0.07), inset 0 2px 1px -2px rgba(0, 0, 0, 0.6); }
     .message-dialog.csd .dialog-action-area .button:insensitive {
-      color: #8d9091;
+      color: #8e9192;
       border-color: #a1a1a1;
       background-image: linear-gradient(to bottom, #f4f4f4);
       text-shadow: none;
@@ -3952,15 +4009,15 @@ GtkCalendar {
       .message-dialog.csd .dialog-action-area .titlebar .button.titlebutton:insensitive > .label {
         color: inherit; }
     .message-dialog.csd .dialog-action-area .button:backdrop {
-      color: #8d9091;
-      border-color: #a8a8a8;
+      color: #8e9192;
+      border-color: darkgray;
       background-image: linear-gradient(to bottom, #ededed);
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
     .message-dialog.csd .dialog-action-area .button:backdrop:insensitive {
       color: #c7c7c7;
-      border-color: #a8a8a8;
+      border-color: darkgray;
       background-image: linear-gradient(to bottom, #f4f4f4);
       text-shadow: none;
       icon-shadow: none;
@@ -3993,7 +4050,7 @@ GtkCalendar {
         icon-shadow: 0 -1px rgba(0, 0, 0, 0.62353);
         box-shadow: inset 0 1px rgba(0, 0, 0, 0.07), inset 0 2px 1px -2px rgba(0, 0, 0, 0.6); }
       .message-dialog.csd .dialog-action-area .button.suggested-action:backdrop {
-        color: #dae8f7;
+        color: #dbe9f7;
         border-color: #4a90d9;
         background-image: linear-gradient(to bottom, #4a90d9);
         text-shadow: none;
@@ -4001,7 +4058,7 @@ GtkCalendar {
         box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
         .message-dialog.csd .dialog-action-area .button.suggested-action:backdrop:insensitive {
           color: #c7c7c7;
-          border-color: #a8a8a8;
+          border-color: darkgray;
           background-image: linear-gradient(to bottom, #f4f4f4);
           text-shadow: none;
           icon-shadow: none;
@@ -4010,7 +4067,7 @@ GtkCalendar {
           .message-dialog.csd .dialog-action-area .titlebar 
.suggested-action.button.titlebutton:backdrop:insensitive > .label {
             color: inherit; }
       .message-dialog.csd .dialog-action-area .button.suggested-action:insensitive {
-        color: #8d9091;
+        color: #8e9192;
         border-color: #a1a1a1;
         background-image: linear-gradient(to bottom, #f4f4f4);
         text-shadow: none;
@@ -4044,7 +4101,7 @@ GtkCalendar {
         icon-shadow: 0 -1px rgba(0, 0, 0, 0.64078);
         box-shadow: inset 0 1px rgba(0, 0, 0, 0.07), inset 0 2px 1px -2px rgba(0, 0, 0, 0.6); }
       .message-dialog.csd .dialog-action-area .button.destructive-action:backdrop {
-        color: #fbd4d4;
+        color: #fcd4d4;
         border-color: #ef2929;
         background-image: linear-gradient(to bottom, #ef2929);
         text-shadow: none;
@@ -4052,7 +4109,7 @@ GtkCalendar {
         box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
         .message-dialog.csd .dialog-action-area .button.destructive-action:backdrop:insensitive {
           color: #c7c7c7;
-          border-color: #a8a8a8;
+          border-color: darkgray;
           background-image: linear-gradient(to bottom, #f4f4f4);
           text-shadow: none;
           icon-shadow: none;
@@ -4061,7 +4118,7 @@ GtkCalendar {
           .message-dialog.csd .dialog-action-area .titlebar 
.destructive-action.button.titlebutton:backdrop:insensitive > .label {
             color: inherit; }
       .message-dialog.csd .dialog-action-area .button.destructive-action:insensitive {
-        color: #8d9091;
+        color: #8e9192;
         border-color: #a1a1a1;
         background-image: linear-gradient(to bottom, #f4f4f4);
         text-shadow: none;
@@ -4092,7 +4149,7 @@ GtkFileChooserDialog .search-bar {
 GtkFileChooserDialog .dialog-action-box {
   border-top: 1px solid #a1a1a1; }
   GtkFileChooserDialog .dialog-action-box:backdrop {
-    border-top-color: #a8a8a8; }
+    border-top-color: darkgray; }
 
 /***********
  * Sidebar *
@@ -4103,27 +4160,34 @@ GtkFileChooserDialog .dialog-action-box {
   .sidebar:backdrop {
     background-color: #fafafa; }
 
-GtkPlacesSidebar.sidebar .view {
-  color: #2e3436;
-  background-color: transparent; }
-  GtkPlacesSidebar.sidebar .view .image {
-    color: #6b6f70; }
-    GtkPlacesSidebar.sidebar .view .image:selected {
-      color: #ecf3fb; }
-      GtkPlacesSidebar.sidebar .view .image:selected:backdrop {
-        color: #ecf3fb; }
-    GtkPlacesSidebar.sidebar .view .image:insensitive {
-      color: #adafb0; }
-    GtkPlacesSidebar.sidebar .view .image:backdrop {
-      color: #adafb0; }
-      GtkPlacesSidebar.sidebar .view .image:backdrop:insensitive {
-        color: #d6d6d6; }
-  GtkPlacesSidebar.sidebar .view:insensitive {
-    color: #8d9091; }
-  GtkPlacesSidebar.sidebar .view:backdrop {
-    color: #8d9091; }
-    GtkPlacesSidebar.sidebar .view:backdrop:insensitive {
-      color: #c7c7c7; }
+GtkPlacesSidebar.sidebar SidebarRow {
+  padding: 0px 8px; }
+GtkPlacesSidebar.sidebar .dnd {
+  box-shadow: inset 0px 0px 0px 1px #3c6288; }
+GtkPlacesSidebar.sidebar .sidebar-revealer {
+  padding: 3px 0px; }
+GtkPlacesSidebar.sidebar .sidebar-icon {
+  padding-left: 8px;
+  padding-right: 8px;
+  opacity: 0.7; }
+.sidebar-button.button, .header-bar .sidebar-button.button.titlebutton,
+.titlebar .sidebar-button.button.titlebutton {
+  border-radius: 100%;
+  outline-radius: 100%;
+  /*    &:hover:not(:active):not(:backdrop) {
+        background-image: none;
+        background-color: gtkalpha(currentColor, 0.1);
+        border-color: transparentize($borders_color, 1);
+        box-shadow: inset 0 0 transparentize(white, 1);
+        icon-shadow: none;
+      } */ }
+  .sidebar-button.button.image-button, .header-bar .sidebar-button.titlebutton.button,
+  .titlebar .sidebar-button.titlebutton.button {
+    padding: 4px; }
+  .sidebar-button.button:not(:hover):not(:active) > GtkImage, .header-bar 
.sidebar-button.button.titlebutton:not(:hover):not(:active) > GtkImage,
+  .titlebar .sidebar-button.button.titlebutton:not(:hover):not(:active) > GtkImage, 
.sidebar-button.button:backdrop > GtkImage, .header-bar .sidebar-button.button.titlebutton:backdrop > 
GtkImage,
+  .titlebar .sidebar-button.button.titlebutton:backdrop > GtkImage {
+    opacity: 0.7; }
 
 .sidebar-item {
   padding: 10px 4px; }
@@ -4146,7 +4210,7 @@ GtkPaned {
   GtkPaned .pane-separator {
     background-color: #a1a1a1; }
     GtkPaned .pane-separator:backdrop {
-      background-color: #a8a8a8; }
+      background-color: darkgray; }
 
 GtkPaned.wide {
   -GtkPaned-handle-size: 5;
@@ -4159,7 +4223,7 @@ GtkPaned.wide {
   GtkPaned.wide.vertical .pane-separator {
     border-style: solid none; }
   GtkPaned.wide .pane-separator:backdrop {
-    border-color: #a8a8a8; }
+    border-color: darkgray; }
 
 /**************
  * GtkInfoBar *
@@ -4226,9 +4290,9 @@ GtkInfoBar {
     .question .button:insensitive,
     .warning .button:insensitive,
     .error .button:insensitive {
-      color: #b2cfee;
+      color: #b2d0ef;
       border-color: #1c5187;
-      background-image: linear-gradient(to bottom, #65a0de);
+      background-image: linear-gradient(to bottom, #65a1df);
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
@@ -4248,7 +4312,7 @@ GtkInfoBar {
     .question .button:backdrop,
     .warning .button:backdrop,
     .error .button:backdrop {
-      color: #dae8f7;
+      color: #dbe9f7;
       border-color: #4a90d9;
       background-image: linear-gradient(to bottom, #4a90d9);
       text-shadow: none;
@@ -4259,9 +4323,9 @@ GtkInfoBar {
       .question .button:backdrop:insensitive,
       .warning .button:backdrop:insensitive,
       .error .button:backdrop:insensitive {
-        color: #9ac1e9;
-        border-color: #65a0de;
-        background-image: linear-gradient(to bottom, #65a0de);
+        color: #9bc2ea;
+        border-color: #65a1df;
+        background-image: linear-gradient(to bottom, #65a1df);
         text-shadow: none;
         icon-shadow: none;
         box-shadow: inset 0 1px rgba(255, 255, 255, 0);
@@ -4402,8 +4466,8 @@ GtkColorSwatch {
       icon-shadow: 0 1px rgba(255, 255, 255, 0.76923);
       box-shadow: inset 0 1px white, 0 1px white; }
     GtkColorSwatch#add-color-button:backdrop {
-      color: #8d9091;
-      border-color: #a8a8a8;
+      color: #8e9192;
+      border-color: darkgray;
       background-image: linear-gradient(to bottom, #ededed);
       text-shadow: none;
       icon-shadow: none;
@@ -4461,7 +4525,7 @@ GtkVolumeButton.button, .header-bar GtkVolumeButton.button.titlebutton,
     border-radius: 0;
     margin: 4px;
     background-color: #ededed;
-    border: solid 1px #a8a8a8;
+    border: solid 1px darkgray;
     box-shadow: none; }
 
 .header-bar .titlebutton.button,
@@ -4480,13 +4544,13 @@ GtkVolumeButton.button, .header-bar GtkVolumeButton.button.titlebutton,
   .titlebar.selection-mode .titlebutton.button:backdrop {
     icon-shadow: none; }
 
-.view:selected, GtkCalendar:selected, .label:selected, .label:selected:focus, .label:selected:hover, 
.grid-child:selected, .entry:selected, .entry:selected:focus, .menuitem.button.flat:selected, .header-bar 
.menuitem.titlebutton.button:selected,
-.titlebar .menuitem.titlebutton.button:selected, .list-row:selected, .sidebar:selected, 
GtkPlacesSidebar.sidebar .view:selected, GtkPlacesSidebar.sidebar GtkCalendar:selected {
+.view:selected, GtkCalendar:selected, .label:selected, .label:selected:focus, .label:selected:hover, 
.grid-child:selected, .entry:selected, .entry:selected:focus, .menuitem.button.flat:selected, 
.menuitem.sidebar-button.button:selected, .header-bar .menuitem.titlebutton.button:selected,
+.titlebar .menuitem.titlebutton.button:selected, .list-row:selected, .sidebar:selected {
   background-color: #4a90d9;
   color: #ffffff;
   outline-color: rgba(255, 255, 255, 0.3); }
-  .view:backdrop:selected, GtkCalendar:backdrop:selected, .label:backdrop:selected, 
.grid-child:backdrop:selected, .entry:backdrop:selected, .menuitem.button.flat:backdrop:selected, .header-bar 
.menuitem.titlebutton.button:backdrop:selected,
-  .titlebar .menuitem.titlebutton.button:backdrop:selected, .list-row:backdrop:selected, 
.sidebar:backdrop:selected, GtkPlacesSidebar.sidebar .view:backdrop:selected, GtkPlacesSidebar.sidebar 
GtkCalendar:backdrop:selected {
+  .view:backdrop:selected, GtkCalendar:backdrop:selected, .label:backdrop:selected, 
.grid-child:backdrop:selected, .entry:backdrop:selected, .menuitem.button.flat:backdrop:selected, 
.menuitem.sidebar-button.button:backdrop:selected, .header-bar .menuitem.titlebutton.button:backdrop:selected,
+  .titlebar .menuitem.titlebutton.button:backdrop:selected, .list-row:backdrop:selected, 
.sidebar:backdrop:selected {
     color: #ffffff; }
 
 /* Decouple the font of context menus from their entry/textview */
@@ -4506,7 +4570,7 @@ GtkVolumeButton.button, .header-bar GtkVolumeButton.button.titlebutton,
   border: none;
   box-shadow: none; }
   .overshoot.top:backdrop {
-    background-image: -gtk-gradient(radial, center top, 0, center top, 0.5, to(#a8a8a8), to(rgba(168, 168, 
168, 0)));
+    background-image: -gtk-gradient(radial, center top, 0, center top, 0.5, to(darkgray), to(rgba(169, 169, 
169, 0)));
     background-size: 100% 5%;
     background-repeat: no-repeat;
     background-position: center top;
@@ -4522,7 +4586,7 @@ GtkVolumeButton.button, .header-bar GtkVolumeButton.button.titlebutton,
   border: none;
   box-shadow: none; }
   .overshoot.bottom:backdrop {
-    background-image: -gtk-gradient(radial, center bottom, 0, center bottom, 0.5, to(#a8a8a8), to(rgba(168, 
168, 168, 0)));
+    background-image: -gtk-gradient(radial, center bottom, 0, center bottom, 0.5, to(darkgray), to(rgba(169, 
169, 169, 0)));
     background-size: 100% 5%;
     background-repeat: no-repeat;
     background-position: center bottom;
@@ -4538,7 +4602,7 @@ GtkVolumeButton.button, .header-bar GtkVolumeButton.button.titlebutton,
   border: none;
   box-shadow: none; }
   .overshoot.left:backdrop {
-    background-image: -gtk-gradient(radial, left center, 0, left center, 0.5, to(#a8a8a8), to(rgba(168, 168, 
168, 0)));
+    background-image: -gtk-gradient(radial, left center, 0, left center, 0.5, to(darkgray), to(rgba(169, 
169, 169, 0)));
     background-size: 5% 100%;
     background-repeat: no-repeat;
     background-position: left center;
@@ -4554,7 +4618,7 @@ GtkVolumeButton.button, .header-bar GtkVolumeButton.button.titlebutton,
   border: none;
   box-shadow: none; }
   .overshoot.right:backdrop {
-    background-image: -gtk-gradient(radial, right center, 0, right center, 0.5, to(#a8a8a8), to(rgba(168, 
168, 168, 0)));
+    background-image: -gtk-gradient(radial, right center, 0, right center, 0.5, to(darkgray), to(rgba(169, 
169, 169, 0)));
     background-size: 5% 100%;
     background-repeat: no-repeat;
     background-position: right center;
@@ -4621,13 +4685,13 @@ base background color of insensitive widgets */
 @define-color insensitive_bg_color #f4f4f4;
 /*
 text foreground color of insensitive widgets */
- define-color insensitive_fg_color #8d9091;
+ define-color insensitive_fg_color #8e9192;
 /*
 insensitive text widgets and the like base background color */
 @define-color insensitive_base_color #ffffff;
 /*
 widget text/foreground color on backdrop windows */
- define-color theme_unfocused_fg_color #8d9091;
+ define-color theme_unfocused_fg_color #8e9192;
 /*
 text color for entries, views and content in general on backdrop windows */
 @define-color theme_unfocused_text_color black;
@@ -4648,7 +4712,7 @@ widgets main borders color */
 @define-color borders #a1a1a1;
 /*
 widgets main borders color on backdrop windows */
- define-color unfocused_borders #a8a8a8;
+ define-color unfocused_borders darkgray;
 /*
 these are pretty self explicative */
 @define-color warning_color #f57900;
@@ -4658,7 +4722,7 @@ these are pretty self explicative */
 these colors are exported for the window manager and shouldn't be used in applications,
 read if you used those and something break with a version upgrade you're on your own... */
 @define-color wm_title shade(#2e3436, 1.8);
- define-color wm_unfocused_title #8d9091;
+ define-color wm_unfocused_title #8e9192;
 @define-color wm_highlight white;
 @define-color wm_borders_edge white;
 @define-color wm_bg_a shade(#ededed, 1.2);


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