[gtk+] Adwaita: Fix sidebar undershoot



commit b1e7106ff3b90cf50cea0c5dc3d3f60d14d3f508
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Dec 12 22:48:44 2014 -0500

    Adwaita: Fix sidebar undershoot
    
    The undershoot rendering in the gtk-demo sidebar was inheriting
    unwanted background. Prevent that.

 gtk/theme/Adwaita/_common.scss           |    4 +
 gtk/theme/Adwaita/gtk-contained-dark.css |  207 +++++++++--------------------
 gtk/theme/Adwaita/gtk-contained.css      |  211 ++++++++++--------------------
 3 files changed, 135 insertions(+), 287 deletions(-)
---
diff --git a/gtk/theme/Adwaita/_common.scss b/gtk/theme/Adwaita/_common.scss
index 0751280..fc04b0c 100644
--- a/gtk/theme/Adwaita/_common.scss
+++ b/gtk/theme/Adwaita/_common.scss
@@ -142,21 +142,25 @@ $ease-out-quad: cubic-bezier(0.25, 0.46, 0.45, 0.94);
 
 .undershoot {  //FIXME: make a mixin for the overshoot, special case the dark variant
   &.top {
+    background: none;
     background-image: linear-gradient(to bottom, transparentize(black, 0.7),
                                                  transparentize(black, 0.9) 2px,
                                                  transparent 10px);
   } 
   &.bottom {
+    background: none;
     background-image: linear-gradient(to top, transparentize(black, 0.8),
                                               transparentize(black, 0.95) 2px,
                                               transparent 7px);
   } 
   &.left {
+    background: none;
     background-image: linear-gradient(to right, transparentize(black, 0.8),
                                                 transparentize(black, 0.95) 2px,
                                                 transparent 7px);
   } 
   &.right {
+    background: none;
     background-image: linear-gradient(to left, transparentize(black, 0.8),
                                                transparentize(black, 0.95) 2px,
                                                transparent 7px);
diff --git a/gtk/theme/Adwaita/gtk-contained-dark.css b/gtk/theme/Adwaita/gtk-contained-dark.css
index 1bbf73e..de6028a 100644
--- a/gtk/theme/Adwaita/gtk-contained-dark.css
+++ b/gtk/theme/Adwaita/gtk-contained-dark.css
@@ -141,12 +141,16 @@
     box-shadow: none; }
 
 .undershoot.top {
+  background: none;
   background-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.1) 2px, transparent 
10px); }
 .undershoot.bottom {
+  background: none;
   background-image: linear-gradient(to top, rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 0.05) 2px, transparent 7px); }
 .undershoot.left {
+  background: none;
   background-image: linear-gradient(to right, rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 0.05) 2px, transparent 7px); 
}
 .undershoot.right {
+  background: none;
   background-image: linear-gradient(to left, rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 0.05) 2px, transparent 7px); }
 .undershoot:backdrop {
   background-image: none; }
@@ -556,8 +560,7 @@ GtkTextView {
       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,
+      .button:backdrop:insensitive > .label, .button.flat: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,
@@ -567,9 +570,7 @@ GtkTextView {
       border-color: #1e2222;
       background-image: linear-gradient(to bottom, #262929);
       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,
+      .button:backdrop:insensitive:active > .label, .button: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 .titlebutton.button:backdrop:insensitive:checked > .label {
         color: inherit; }
@@ -591,17 +592,14 @@ GtkTextView {
     text-shadow: none;
     icon-shadow: none;
     box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0.1); }
-    .button:insensitive > .label, .header-bar .button.titlebutton:insensitive > .label,
-    .titlebar .button.titlebutton:insensitive > .label {
+    .button:insensitive > .label {
       color: inherit; }
     .button:insensitive:active, .button:insensitive:checked {
       color: #939695;
       border-color: #1c1f1f;
       background-image: linear-gradient(to bottom, #2f3333, #323636);
       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,
-      .titlebar .button.titlebutton:insensitive:checked > .label {
+      .button:insensitive:active > .label, .button:insensitive:checked > .label {
         color: inherit; }
   .button.osd, .header-bar .osd.button.titlebutton,
   .titlebar .osd.button.titlebutton {
@@ -843,8 +841,7 @@ GtkTextView {
         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,
+        .button.suggested-action:backdrop:insensitive > .label, 
.button.suggested-action.flat: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,
@@ -854,9 +851,7 @@ GtkTextView {
           border-color: #0b1e33;
           background-image: linear-gradient(to bottom, #1d4876);
           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,
+          .button.suggested-action:backdrop:insensitive:active > .label, 
.button.suggested-action: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.titlebutton.button:backdrop:insensitive:checked > .label {
             color: inherit; }
@@ -878,17 +873,14 @@ GtkTextView {
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0.1); }
-      .button.suggested-action:insensitive > .label, .header-bar 
.suggested-action.button.titlebutton:insensitive > .label,
-      .titlebar .suggested-action.button.titlebutton:insensitive > .label {
+      .button.suggested-action:insensitive > .label {
         color: inherit; }
       .button.suggested-action:insensitive:active, .button.suggested-action:insensitive:checked {
         color: #a4b5c8;
         border-color: #0b1e33;
         background-image: linear-gradient(to bottom, #1b436f, #1d4876);
         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,
-        .titlebar .suggested-action.button.titlebutton:insensitive:checked > .label {
+        .button.suggested-action:insensitive:active > .label, .button.suggested-action:insensitive:checked > 
.label {
           color: inherit; }
     .osd .button.suggested-action {
       color: #eeeeec;
@@ -990,8 +982,7 @@ GtkTextView {
         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,
+        .button.destructive-action:backdrop:insensitive > .label, 
.button.destructive-action.flat: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,
@@ -1001,9 +992,7 @@ GtkTextView {
           border-color: #5e0707;
           background-image: linear-gradient(to bottom, #a41111);
           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,
+          .button.destructive-action:backdrop:insensitive:active > .label, 
.button.destructive-action: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.titlebutton.button:backdrop:insensitive:checked > .label {
             color: inherit; }
@@ -1025,17 +1014,14 @@ GtkTextView {
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0.1); }
-      .button.destructive-action:insensitive > .label, .header-bar 
.destructive-action.button.titlebutton:insensitive > .label,
-      .titlebar .destructive-action.button.titlebutton:insensitive > .label {
+      .button.destructive-action:insensitive > .label {
         color: inherit; }
       .button.destructive-action:insensitive:active, .button.destructive-action:insensitive:checked {
         color: #da9f9f;
         border-color: #5e0707;
         background-image: linear-gradient(to bottom, #9d1010, #a41111);
         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,
-        .titlebar .destructive-action.button.titlebutton:insensitive:checked > .label {
+        .button.destructive-action:insensitive:active > .label, 
.button.destructive-action:insensitive:checked > .label {
           color: inherit; }
     .osd .button.destructive-action {
       color: #eeeeec;
@@ -1108,8 +1094,7 @@ GtkTextView {
       padding-right: 6px;
       padding-top: 3px;
       padding-bottom: 3px; }
-    .stack-switcher > .button.text-button, .header-bar .stack-switcher > .text-button.button.titlebutton,
-    .titlebar .stack-switcher > .text-button.button.titlebutton {
+    .stack-switcher > .button.text-button {
       padding: 5px 10px 6px; }
     .stack-switcher > .button.image-button, .header-bar .stack-switcher > .titlebutton.button,
     .titlebar .stack-switcher > .titlebutton.button {
@@ -1148,8 +1133,7 @@ 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); }
-  .inline-toolbar GtkToolButton > .button:hover, .inline-toolbar .header-bar GtkToolButton > 
.button.titlebutton:hover,
-  .inline-toolbar .titlebar GtkToolButton > .button.titlebutton:hover {
+  .inline-toolbar GtkToolButton > .button:hover {
     color: #eeeeec;
     outline-color: rgba(238, 238, 236, 0.3);
     border-color: #1c1f1f;
@@ -1157,9 +1141,7 @@ GtkTextView {
     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); }
-  .inline-toolbar GtkToolButton > .button:active, .inline-toolbar .header-bar GtkToolButton > 
.button.titlebutton:active,
-  .inline-toolbar .titlebar GtkToolButton > .button.titlebutton:active, .inline-toolbar GtkToolButton > 
.button:checked, .inline-toolbar .header-bar GtkToolButton > .button.titlebutton:checked,
-  .inline-toolbar .titlebar GtkToolButton > .button.titlebutton:checked {
+  .inline-toolbar GtkToolButton > .button:active, .inline-toolbar GtkToolButton > .button:checked {
     color: #eeeeec;
     outline-color: rgba(238, 238, 236, 0.3);
     border-color: #1c1f1f;
@@ -1167,8 +1149,7 @@ GtkTextView {
     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), 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 {
+  .inline-toolbar GtkToolButton > .button:insensitive {
     color: #939695;
     border-color: #1c1f1f;
     background-image: linear-gradient(to bottom, #323636);
@@ -1177,32 +1158,26 @@ GtkTextView {
     box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0.1); }
     .inline-toolbar GtkToolButton > .button:insensitive > .label {
       color: inherit; }
-  .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 {
+  .inline-toolbar GtkToolButton > .button:insensitive:active, .inline-toolbar GtkToolButton > 
.button:insensitive:checked {
     color: #939695;
     border-color: #1c1f1f;
     background-image: linear-gradient(to bottom, #2f3333, #323636);
     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 {
+  .inline-toolbar GtkToolButton > .button:backdrop {
     color: #939695;
     border-color: #1e2222;
     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); }
-  .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 {
+  .inline-toolbar GtkToolButton > .button:backdrop:active, .inline-toolbar GtkToolButton > 
.button:backdrop:checked {
     color: #939695;
     border-color: #1e2222;
     background-image: linear-gradient(to bottom, #2f3434);
     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 {
+  .inline-toolbar GtkToolButton > .button:backdrop:insensitive {
     color: #5d6767;
     border-color: #1e2222;
     background-image: linear-gradient(to bottom, #323636);
@@ -1211,9 +1186,7 @@ GtkTextView {
     box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0); }
     .inline-toolbar GtkToolButton > .button:backdrop:insensitive > .label {
       color: inherit; }
-  .inline-toolbar GtkToolButton > .button:backdrop:insensitive:active, .inline-toolbar .header-bar 
GtkToolButton > .button.titlebutton:backdrop:insensitive:active,
-  .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 {
+  .inline-toolbar GtkToolButton > .button:backdrop:insensitive:active, .inline-toolbar GtkToolButton > 
.button:backdrop:insensitive:checked {
     color: #5d6767;
     border-color: #1e2222;
     background-image: linear-gradient(to bottom, #262929);
@@ -1252,14 +1225,12 @@ GtkComboBox.combobox-entry .titlebar .button.titlebutton,
   .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,
-  .titlebar .inline-toolbar GtkToolButton:backdrop:dir(rtl) > .button.titlebutton, .osd 
.button:dir(rtl):hover, .osd .button:dir(rtl):active, .osd .button:dir(rtl):checked, .osd 
.button:dir(rtl):insensitive, .osd .button:dir(rtl):backdrop, .osd .button.suggested-action:dir(rtl), .osd 
.button.destructive-action:dir(rtl), .inline-toolbar .button:dir(rtl), .linked > .button:dir(rtl), 
.header-bar .linked > .button.titlebutton:dir(rtl),
-  .titlebar .linked > .button.titlebutton:dir(rtl), GtkComboBox.combobox-entry .entry:dir(rtl), 
GtkComboBox.combobox-entry .button:dir(rtl), .linked > GtkComboBox > .button:dir(rtl) {
+  .titlebar .inline-toolbar GtkToolButton:backdrop:dir(rtl) > .button.titlebutton, .osd 
.button:dir(rtl):hover, .osd .button:dir(rtl):active, .osd .button:dir(rtl):checked, .osd 
.button:dir(rtl):insensitive, .osd .button:dir(rtl):backdrop, .osd .button.suggested-action:dir(rtl), .osd 
.button.destructive-action:dir(rtl), .inline-toolbar .button:dir(rtl), .linked > .button:dir(rtl), 
GtkComboBox.combobox-entry .entry:dir(rtl), GtkComboBox.combobox-entry .button:dir(rtl), .linked > 
GtkComboBox > .button:dir(rtl) {
     border-radius: 0;
     border-right-style: none;
     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,
+.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, .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,
 .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,
@@ -1272,8 +1243,7 @@ GtkComboBox.combobox-entry .titlebar .button.titlebutton,
 .titlebar .inline-toolbar GtkToolButton:backdrop:first-child > .button.titlebutton, 
GtkComboBox.combobox-entry .entry:first-child, GtkComboBox.combobox-entry .button:first-child, .linked > 
GtkComboBox:first-child > .button {
   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,
+.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, 
.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,
 .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,
@@ -1285,8 +1255,7 @@ GtkComboBox.combobox-entry .titlebar .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),
+  .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), .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),
   .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,
@@ -1301,8 +1270,7 @@ GtkComboBox.combobox-entry .titlebar .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,
+.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, 
.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,
 .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,
@@ -1316,24 +1284,20 @@ GtkComboBox.combobox-entry .titlebar .button.titlebutton,
   border-radius: 3px;
   border-style: solid; }
 
-.linked.vertical > .entry, .linked.vertical > .entry:focus, .linked.vertical > .entry:insensitive, 
.linked.vertical > .entry:insensitive:backdrop, .linked.vertical > .entry:backdrop, .linked.vertical > 
.button, .header-bar .linked.vertical > .button.titlebutton,
-.titlebar .linked.vertical > .button.titlebutton, .linked.vertical > .button:hover, .linked.vertical > 
.button:active, .linked.vertical > .button:checked, .linked.vertical > .button:backdrop, .linked.vertical > 
GtkComboBoxText > .button,
+.linked.vertical > .entry, .linked.vertical > .entry:focus, .linked.vertical > .entry:insensitive, 
.linked.vertical > .entry:insensitive:backdrop, .linked.vertical > .entry:backdrop, .linked.vertical > 
.button, .linked.vertical > .button:hover, .linked.vertical > .button:active, .linked.vertical > 
.button:checked, .linked.vertical > .button:backdrop, .linked.vertical > GtkComboBoxText > .button,
 .linked.vertical > GtkComboBox > .button {
   border-left-style: solid;
   border-top-style: none;
   border-radius: 0; }
 
-.linked.vertical > .entry:first-child, .linked.vertical > .button:first-child, .header-bar .linked.vertical 
.button.titlebutton:first-child,
-.titlebar .linked.vertical > .button.titlebutton:first-child, .linked.vertical > GtkComboBoxText:first-child 
.button,
+.linked.vertical > .entry:first-child, .linked.vertical > .button:first-child, .linked.vertical > 
GtkComboBoxText:first-child > .button,
 .linked.vertical > GtkComboBox:first-child > .button {
   border-style: solid;
   border-radius: 3px 3px 0 0; }
-.linked.vertical > .entry:last-child, .linked.vertical > .button:last-child, .header-bar .linked.vertical > 
.button.titlebutton:last-child,
-.titlebar .linked.vertical > .button.titlebutton:last-child, .linked.vertical > GtkComboBoxText:last-child > 
.button,
+.linked.vertical > .entry:last-child, .linked.vertical > .button:last-child, .linked.vertical > 
GtkComboBoxText:last-child > .button,
 .linked.vertical > GtkComboBox:last-child > .button {
   border-radius: 0 0 3px 3px; }
-.linked.vertical > .entry:only-child, .linked.vertical > .button:only-child, .header-bar .linked.vertical > 
.button.titlebutton:only-child,
-.titlebar .linked.vertical > .button.titlebutton:only-child, .linked.vertical > GtkComboBoxText:only-child > 
.button,
+.linked.vertical > .entry:only-child, .linked.vertical > .button:only-child, .linked.vertical > 
GtkComboBoxText:only-child > .button,
 .linked.vertical > GtkComboBox:only-child > .button {
   border-radius: 3px;
   border-style: solid; }
@@ -1556,9 +1520,7 @@ GtkColorButton.button, .header-bar GtkColorButton.button.titlebutton,
         text-shadow: none;
         icon-shadow: none;
         box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
-        .spinbutton.vertical .button:first-child:insensitive > .label, .spinbutton.vertical .header-bar 
.button.titlebutton:first-child:insensitive > .label,
-        .spinbutton.vertical .titlebar .button.titlebutton:first-child:insensitive > .label, 
.spinbutton.vertical:dir(rtl) .button:first-child:insensitive > .label, .spinbutton.vertical:dir(rtl) 
.header-bar .button.titlebutton:first-child:insensitive > .label,
-        .spinbutton.vertical:dir(rtl) .titlebar .button.titlebutton:first-child:insensitive > .label {
+        .spinbutton.vertical .button:first-child:insensitive > .label, .spinbutton.vertical:dir(rtl) 
.button:first-child:insensitive > .label {
           color: inherit; }
       .spinbutton.vertical .button:first-child:backdrop, .spinbutton.vertical:dir(rtl) 
.button:first-child:backdrop {
         color: #939695;
@@ -1598,9 +1560,7 @@ GtkColorButton.button, .header-bar GtkColorButton.button.titlebutton,
         text-shadow: none;
         icon-shadow: none;
         box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0.1); }
-        .spinbutton.vertical .button:last-child:insensitive > .label, .spinbutton.vertical .header-bar 
.button.titlebutton:last-child:insensitive > .label,
-        .spinbutton.vertical .titlebar .button.titlebutton:last-child:insensitive > .label, 
.spinbutton.vertical:dir(rtl) .button:last-child:insensitive > .label, .spinbutton.vertical:dir(rtl) 
.header-bar .button.titlebutton:last-child:insensitive > .label,
-        .spinbutton.vertical:dir(rtl) .titlebar .button.titlebutton:last-child:insensitive > .label {
+        .spinbutton.vertical .button:last-child:insensitive > .label, .spinbutton.vertical:dir(rtl) 
.button:last-child:insensitive > .label {
           color: inherit; }
       .spinbutton.vertical .button:last-child:backdrop, .spinbutton.vertical:dir(rtl) 
.button:last-child:backdrop {
         color: #939695;
@@ -1616,9 +1576,7 @@ GtkColorButton.button, .header-bar GtkColorButton.button.titlebutton,
       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 > .label, .spinbutton.vertical .header-bar 
.button.titlebutton:backdrop:insensitive > .label,
-      .spinbutton.vertical .titlebar .button.titlebutton:backdrop:insensitive > .label, 
.spinbutton.vertical:dir(rtl) .button:backdrop:insensitive > .label, .spinbutton.vertical:dir(rtl) 
.header-bar .button.titlebutton:backdrop:insensitive > .label,
-      .spinbutton.vertical:dir(rtl) .titlebar .button.titlebutton:backdrop:insensitive > .label {
+      .spinbutton.vertical .button:backdrop:insensitive > .label, .spinbutton.vertical:dir(rtl) 
.button:backdrop:insensitive > .label {
         color: inherit; }
   .spinbutton.vertical.entry, .spinbutton.vertical:dir(rtl).entry {
     border-radius: 0;
@@ -1823,13 +1781,11 @@ GtkComboBox {
           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 
.button.flat: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 .titlebutton.button:backdrop:insensitive > .label,
-          .header-bar.selection-mode .titlebar .titlebutton.button:backdrop:insensitive > .label {
+          .header-bar.selection-mode .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,
@@ -1845,19 +1801,15 @@ GtkComboBox {
           background-image: linear-gradient(to bottom, #1d4876);
           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 
.button:backdrop:insensitive:checked > .label, .titlebar.selection-mode 
.button.flat: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 .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 .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 .titlebutton.button:backdrop:insensitive:checked > .label,
-          .header-bar.selection-mode .titlebar .titlebutton.button:backdrop:insensitive:checked > .label {
+          .header-bar.selection-mode .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,
@@ -1883,9 +1835,8 @@ GtkComboBox {
         text-shadow: none;
         icon-shadow: none;
         box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(43, 100, 160, 0.55); }
-        .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 {
+        .titlebar.selection-mode .button:insensitive > .label,
+        .header-bar.selection-mode .button:insensitive > .label {
           color: inherit; }
         .titlebar.selection-mode .button:insensitive:active, .titlebar.selection-mode 
.button:insensitive:checked,
         .header-bar.selection-mode .button:insensitive:active,
@@ -1894,11 +1845,9 @@ GtkComboBox {
           border-color: #0b1e33;
           background-image: linear-gradient(to bottom, #1b436f, #1d4876);
           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,
+          .titlebar.selection-mode .button:insensitive:active > .label, .titlebar.selection-mode 
.button:insensitive:checked > .label,
           .header-bar.selection-mode .button:insensitive:active > .label,
-          .header-bar.selection-mode .titlebar .button.titlebutton:insensitive:active > .label,
-          .header-bar.selection-mode .button:insensitive:checked > .label,
-          .header-bar.selection-mode .titlebar .button.titlebutton:insensitive:checked > .label {
+          .header-bar.selection-mode .button:insensitive:checked > .label {
             color: inherit; }
       .titlebar.selection-mode .button.suggested-action,
       .header-bar.selection-mode .button.suggested-action {
@@ -1939,9 +1888,8 @@ GtkComboBox {
           icon-shadow: none;
           box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(43, 100, 160, 0.55);
           border-color: #0f2b48; }
-          .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,
-          .header-bar.selection-mode .titlebar .suggested-action.button.titlebutton:insensitive > .label {
+          .titlebar.selection-mode .button.suggested-action:insensitive > .label,
+          .header-bar.selection-mode .button.suggested-action:insensitive > .label {
             color: inherit; }
         .titlebar.selection-mode .button.suggested-action:backdrop,
         .header-bar.selection-mode .button.suggested-action:backdrop {
@@ -1961,9 +1909,8 @@ GtkComboBox {
           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.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,
-          .header-bar.selection-mode .titlebar .suggested-action.button.titlebutton:backdrop:insensitive > 
.label {
+          .titlebar.selection-mode .button.suggested-action:backdrop:insensitive > .label,
+          .header-bar.selection-mode .button.suggested-action:backdrop:insensitive > .label {
             color: inherit; }
     .titlebar.selection-mode .selection-menu, .titlebar.selection-mode .selection-menu:backdrop,
     .header-bar.selection-mode .selection-menu,
@@ -3703,8 +3650,7 @@ GtkPlacesSidebar.sidebar .view .separator:backdrop {
       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 .button: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 .titlebutton.button:backdrop:insensitive > .label,
       .titlebar .list-row:selected .titlebutton.button:backdrop:insensitive > .label {
         color: inherit; }
@@ -3717,9 +3663,7 @@ GtkPlacesSidebar.sidebar .view .separator:backdrop {
         border-color: #1e2222;
         background-image: linear-gradient(to bottom, #262929);
         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 .button:backdrop:insensitive:active > .label, .list-row:selected 
.button: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 .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,
         .list-row:selected .titlebar .titlebutton.button:backdrop:insensitive:checked > .label,
@@ -3742,17 +3686,14 @@ GtkPlacesSidebar.sidebar .view .separator:backdrop {
     text-shadow: none;
     icon-shadow: none;
     box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
-    .list-row:selected .button:insensitive > .label, .list-row:selected .header-bar 
.button.titlebutton:insensitive > .label,
-    .list-row:selected .titlebar .button.titlebutton:insensitive > .label {
+    .list-row:selected .button:insensitive > .label {
       color: inherit; }
     .list-row:selected .button:insensitive:active, .list-row:selected .button:insensitive:checked {
       color: #939695;
       border-color: #1c1f1f;
       background-image: linear-gradient(to bottom, #2f3333, #323636);
       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,
-      .list-row:selected .titlebar .button.titlebutton:insensitive:checked > .label {
+      .list-row:selected .button:insensitive:active > .label, .list-row:selected .button:insensitive:checked 
.label {
         color: inherit; }
 
 .list-row, list-row.button, .header-bar list-row.button.titlebutton,
@@ -3926,8 +3867,7 @@ GtkCalendar {
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
-      .message-dialog.csd .dialog-action-area .button:insensitive > .label, .message-dialog.csd 
.dialog-action-area .header-bar .button.titlebutton:insensitive > .label,
-      .message-dialog.csd .dialog-action-area .titlebar .button.titlebutton:insensitive > .label {
+      .message-dialog.csd .dialog-action-area .button:insensitive > .label {
         color: inherit; }
     .message-dialog.csd .dialog-action-area .button:backdrop {
       color: #939695;
@@ -3943,8 +3883,7 @@ GtkCalendar {
       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 > .label, .message-dialog.csd 
.dialog-action-area .header-bar .button.titlebutton:backdrop:insensitive > .label,
-      .message-dialog.csd .dialog-action-area .titlebar .button.titlebutton:backdrop:insensitive > .label {
+      .message-dialog.csd .dialog-action-area .button:backdrop:insensitive > .label {
         color: inherit; }
     .message-dialog.csd .dialog-action-area .button.suggested-action {
       color: white;
@@ -3984,8 +3923,7 @@ GtkCalendar {
           text-shadow: none;
           icon-shadow: none;
           box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
-          .message-dialog.csd .dialog-action-area .button.suggested-action:backdrop:insensitive > .label, 
.message-dialog.csd .dialog-action-area .header-bar .suggested-action.button.titlebutton:backdrop:insensitive 
.label,
-          .message-dialog.csd .dialog-action-area .titlebar 
.suggested-action.button.titlebutton:backdrop:insensitive > .label {
+          .message-dialog.csd .dialog-action-area .button.suggested-action:backdrop:insensitive > .label {
             color: inherit; }
       .message-dialog.csd .dialog-action-area .button.suggested-action:insensitive {
         color: #939695;
@@ -3994,8 +3932,7 @@ GtkCalendar {
         text-shadow: none;
         icon-shadow: none;
         box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
-        .message-dialog.csd .dialog-action-area .button.suggested-action:insensitive > .label, 
.message-dialog.csd .dialog-action-area .header-bar .suggested-action.button.titlebutton:insensitive > .label,
-        .message-dialog.csd .dialog-action-area .titlebar .suggested-action.button.titlebutton:insensitive > 
.label {
+        .message-dialog.csd .dialog-action-area .button.suggested-action:insensitive > .label {
           color: inherit; }
     .message-dialog.csd .dialog-action-area .button.destructive-action {
       color: white;
@@ -4035,8 +3972,7 @@ GtkCalendar {
           text-shadow: none;
           icon-shadow: none;
           box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
-          .message-dialog.csd .dialog-action-area .button.destructive-action:backdrop:insensitive > .label, 
.message-dialog.csd .dialog-action-area .header-bar 
.destructive-action.button.titlebutton:backdrop:insensitive > .label,
-          .message-dialog.csd .dialog-action-area .titlebar 
.destructive-action.button.titlebutton:backdrop:insensitive > .label {
+          .message-dialog.csd .dialog-action-area .button.destructive-action:backdrop:insensitive > .label {
             color: inherit; }
       .message-dialog.csd .dialog-action-area .button.destructive-action:insensitive {
         color: #939695;
@@ -4045,8 +3981,7 @@ GtkCalendar {
         text-shadow: none;
         icon-shadow: none;
         box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
-        .message-dialog.csd .dialog-action-area .button.destructive-action:insensitive > .label, 
.message-dialog.csd .dialog-action-area .header-bar .destructive-action.button.titlebutton:insensitive > 
.label,
-        .message-dialog.csd .dialog-action-area .titlebar .destructive-action.button.titlebutton:insensitive 
.label {
+        .message-dialog.csd .dialog-action-area .button.destructive-action:insensitive > .label {
           color: inherit; }
   .message-dialog.csd .dialog-action-area .button, .message-dialog.csd .dialog-action-area .button:hover, 
.message-dialog.csd .dialog-action-area .button:active, .message-dialog.csd .dialog-action-area 
.button:insensitive, .message-dialog.csd .dialog-action-area .button:backdrop, .message-dialog.csd 
.dialog-action-area .button:backdrop:insensitive, .message-dialog.csd .dialog-action-area 
.button.suggested-action, .message-dialog.csd .dialog-action-area .button.suggested-action:hover, 
.message-dialog.csd .dialog-action-area .button.suggested-action:active, .message-dialog.csd 
.dialog-action-area .button.suggested-action:backdrop, .message-dialog.csd .dialog-action-area 
.button.suggested-action:backdrop:insensitive, .message-dialog.csd .dialog-action-area 
.button.suggested-action:insensitive, .message-dialog.csd .dialog-action-area .button.destructive-action, 
.message-dialog.csd .dialog-action-area .button.destructive-action:hover, .message-dialog.csd 
.dialog-action-area .butt
 on.destructive-action:active, .message-dialog.csd .dialog-action-area .button.destructive-action:backdrop, 
.message-dialog.csd .dialog-action-area .button.destructive-action:backdrop:insensitive, .message-dialog.csd 
.dialog-action-area .button.destructive-action:insensitive {
     border-left-style: solid;
@@ -4200,17 +4135,10 @@ GtkInfoBar {
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
-      .info .button:insensitive > .label, .info .header-bar .button.titlebutton:insensitive > .label,
-      .info .titlebar .button.titlebutton:insensitive > .label,
+      .info .button:insensitive > .label,
       .question .button:insensitive > .label,
-      .question .header-bar .button.titlebutton:insensitive > .label,
-      .question .titlebar .button.titlebutton:insensitive > .label,
       .warning .button:insensitive > .label,
-      .warning .header-bar .button.titlebutton:insensitive > .label,
-      .warning .titlebar .button.titlebutton:insensitive > .label,
-      .error .button:insensitive > .label,
-      .error .header-bar .button.titlebutton:insensitive > .label,
-      .error .titlebar .button.titlebutton:insensitive > .label {
+      .error .button:insensitive > .label {
         color: inherit; }
     .info .button:backdrop,
     .question .button:backdrop,
@@ -4234,17 +4162,10 @@ GtkInfoBar {
         icon-shadow: none;
         box-shadow: inset 0 1px rgba(255, 255, 255, 0);
         border-color: #0b1e33; }
-        .info .button:backdrop:insensitive > .label, .info .header-bar 
.button.titlebutton:backdrop:insensitive > .label,
-        .info .titlebar .button.titlebutton:backdrop:insensitive > .label,
+        .info .button:backdrop:insensitive > .label,
         .question .button:backdrop:insensitive > .label,
-        .question .header-bar .button.titlebutton:backdrop:insensitive > .label,
-        .question .titlebar .button.titlebutton:backdrop:insensitive > .label,
         .warning .button:backdrop:insensitive > .label,
-        .warning .header-bar .button.titlebutton:backdrop:insensitive > .label,
-        .warning .titlebar .button.titlebutton:backdrop:insensitive > .label,
-        .error .button:backdrop:insensitive > .label,
-        .error .header-bar .button.titlebutton:backdrop:insensitive > .label,
-        .error .titlebar .button.titlebutton:backdrop:insensitive > .label {
+        .error .button:backdrop:insensitive > .label {
           color: inherit; }
 
 /************
diff --git a/gtk/theme/Adwaita/gtk-contained.css b/gtk/theme/Adwaita/gtk-contained.css
index 24342bc..deb3184 100644
--- a/gtk/theme/Adwaita/gtk-contained.css
+++ b/gtk/theme/Adwaita/gtk-contained.css
@@ -141,12 +141,16 @@
     box-shadow: none; }
 
 .undershoot.top {
+  background: none;
   background-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.1) 2px, transparent 
10px); }
 .undershoot.bottom {
+  background: none;
   background-image: linear-gradient(to top, rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 0.05) 2px, transparent 7px); }
 .undershoot.left {
+  background: none;
   background-image: linear-gradient(to right, rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 0.05) 2px, transparent 7px); 
}
 .undershoot.right {
+  background: none;
   background-image: linear-gradient(to left, rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 0.05) 2px, transparent 7px); }
 .undershoot:backdrop {
   background-image: none; }
@@ -556,8 +560,7 @@ GtkTextView {
       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,
+      .button:backdrop:insensitive > .label, .button.flat: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,
@@ -567,9 +570,7 @@ GtkTextView {
       border-color: #a8a8a8;
       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,
+      .button:backdrop:insensitive:active > .label, .button: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 .titlebutton.button:backdrop:insensitive:checked > .label {
         color: inherit; }
@@ -591,17 +592,14 @@ GtkTextView {
     text-shadow: none;
     icon-shadow: none;
     box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px white; }
-    .button:insensitive > .label, .header-bar .button.titlebutton:insensitive > .label,
-    .titlebar .button.titlebutton:insensitive > .label {
+    .button:insensitive > .label {
       color: inherit; }
     .button:insensitive:active, .button:insensitive:checked {
       color: #8d9091;
       border-color: #a1a1a1;
       background-image: linear-gradient(to bottom, #ebebeb, #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,
-      .titlebar .button.titlebutton:insensitive:checked > .label {
+      .button:insensitive:active > .label, .button:insensitive:checked > .label {
         color: inherit; }
   .button.osd, .header-bar .osd.button.titlebutton,
   .titlebar .osd.button.titlebutton {
@@ -843,8 +841,7 @@ GtkTextView {
         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,
+        .button.suggested-action:backdrop:insensitive > .label, 
.button.suggested-action.flat: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,
@@ -854,9 +851,7 @@ GtkTextView {
           border-color: #5093da;
           background-image: linear-gradient(to bottom, #5093da);
           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,
+          .button.suggested-action:backdrop:insensitive:active > .label, 
.button.suggested-action: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.titlebutton.button:backdrop:insensitive:checked > .label {
             color: inherit; }
@@ -878,17 +873,14 @@ GtkTextView {
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px white; }
-      .button.suggested-action:insensitive > .label, .header-bar 
.suggested-action.button.titlebutton:insensitive > .label,
-      .titlebar .suggested-action.button.titlebutton:insensitive > .label {
+      .button.suggested-action:insensitive > .label {
         color: inherit; }
       .button.suggested-action:insensitive:active, .button.suggested-action:insensitive:checked {
         color: #b9d3f0;
         border-color: #1c5187;
         background-image: linear-gradient(to bottom, #4a8cd1, #5093da);
         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,
-        .titlebar .suggested-action.button.titlebutton:insensitive:checked > .label {
+        .button.suggested-action:insensitive:active > .label, .button.suggested-action:insensitive:checked > 
.label {
           color: inherit; }
     .osd .button.suggested-action {
       color: #eeeeec;
@@ -990,8 +982,7 @@ GtkTextView {
         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,
+        .button.destructive-action:backdrop:insensitive > .label, 
.button.destructive-action.flat: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,
@@ -1001,9 +992,7 @@ GtkTextView {
           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,
+          .button.destructive-action:backdrop:insensitive:active > .label, 
.button.destructive-action: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.titlebutton.button:backdrop:insensitive:checked > .label {
             color: inherit; }
@@ -1025,17 +1014,14 @@ GtkTextView {
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px white; }
-      .button.destructive-action:insensitive > .label, .header-bar 
.destructive-action.button.titlebutton:insensitive > .label,
-      .titlebar .destructive-action.button.titlebutton:insensitive > .label {
+      .button.destructive-action:insensitive > .label {
         color: inherit; }
       .button.destructive-action:insensitive:active, .button.destructive-action:insensitive:checked {
         color: #f8acac;
         border-color: #8e0b0b;
         background-image: linear-gradient(to bottom, #e52d2d, #ef3131);
         box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px white; }
-        .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,
-        .titlebar .destructive-action.button.titlebutton:insensitive:checked > .label {
+        .button.destructive-action:insensitive:active > .label, 
.button.destructive-action:insensitive:checked > .label {
           color: inherit; }
     .osd .button.destructive-action {
       color: #eeeeec;
@@ -1108,8 +1094,7 @@ GtkTextView {
       padding-right: 6px;
       padding-top: 3px;
       padding-bottom: 3px; }
-    .stack-switcher > .button.text-button, .header-bar .stack-switcher > .text-button.button.titlebutton,
-    .titlebar .stack-switcher > .text-button.button.titlebutton {
+    .stack-switcher > .button.text-button {
       padding: 5px 10px 6px; }
     .stack-switcher > .button.image-button, .header-bar .stack-switcher > .titlebutton.button,
     .titlebar .stack-switcher > .titlebutton.button {
@@ -1148,8 +1133,7 @@ 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; }
-  .inline-toolbar GtkToolButton > .button:hover, .inline-toolbar .header-bar GtkToolButton > 
.button.titlebutton:hover,
-  .inline-toolbar .titlebar GtkToolButton > .button.titlebutton:hover {
+  .inline-toolbar GtkToolButton > .button:hover {
     color: #2e3436;
     outline-color: rgba(46, 52, 54, 0.3);
     border-color: #a1a1a1;
@@ -1157,9 +1141,7 @@ 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; }
-  .inline-toolbar GtkToolButton > .button:active, .inline-toolbar .header-bar GtkToolButton > 
.button.titlebutton:active,
-  .inline-toolbar .titlebar GtkToolButton > .button.titlebutton:active, .inline-toolbar GtkToolButton > 
.button:checked, .inline-toolbar .header-bar GtkToolButton > .button.titlebutton:checked,
-  .inline-toolbar .titlebar GtkToolButton > .button.titlebutton:checked {
+  .inline-toolbar GtkToolButton > .button:active, .inline-toolbar GtkToolButton > .button:checked {
     color: #2e3436;
     outline-color: rgba(46, 52, 54, 0.3);
     border-color: #a1a1a1;
@@ -1167,8 +1149,7 @@ 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 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 {
+  .inline-toolbar GtkToolButton > .button:insensitive {
     color: #8d9091;
     border-color: #a1a1a1;
     background-image: linear-gradient(to bottom, #f4f4f4);
@@ -1177,32 +1158,26 @@ GtkTextView {
     box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px white; }
     .inline-toolbar GtkToolButton > .button:insensitive > .label {
       color: inherit; }
-  .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 {
+  .inline-toolbar GtkToolButton > .button:insensitive:active, .inline-toolbar GtkToolButton > 
.button:insensitive:checked {
     color: #8d9091;
     border-color: #a1a1a1;
     background-image: linear-gradient(to bottom, #ebebeb, #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 {
+  .inline-toolbar GtkToolButton > .button:backdrop {
     color: #8d9091;
     border-color: #a8a8a8;
     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); }
-  .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 {
+  .inline-toolbar GtkToolButton > .button:backdrop:active, .inline-toolbar GtkToolButton > 
.button:backdrop:checked {
     color: #8d9091;
     border-color: #a8a8a8;
     background-image: linear-gradient(to bottom, #d4d4d4);
     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 {
+  .inline-toolbar GtkToolButton > .button:backdrop:insensitive {
     color: #c7c7c7;
     border-color: #a8a8a8;
     background-image: linear-gradient(to bottom, #f4f4f4);
@@ -1211,9 +1186,7 @@ GtkTextView {
     box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(255, 255, 255, 0); }
     .inline-toolbar GtkToolButton > .button:backdrop:insensitive > .label {
       color: inherit; }
-  .inline-toolbar GtkToolButton > .button:backdrop:insensitive:active, .inline-toolbar .header-bar 
GtkToolButton > .button.titlebutton:backdrop:insensitive:active,
-  .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 {
+  .inline-toolbar GtkToolButton > .button:backdrop:insensitive:active, .inline-toolbar GtkToolButton > 
.button:backdrop:insensitive:checked {
     color: #c7c7c7;
     border-color: #a8a8a8;
     background-image: linear-gradient(to bottom, #e7e7e7);
@@ -1252,14 +1225,12 @@ GtkComboBox.combobox-entry .titlebar .button.titlebutton,
   .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,
-  .titlebar .inline-toolbar GtkToolButton:backdrop:dir(rtl) > .button.titlebutton, .osd 
.button:dir(rtl):hover, .osd .button:dir(rtl):active, .osd .button:dir(rtl):checked, .osd 
.button:dir(rtl):insensitive, .osd .button:dir(rtl):backdrop, .osd .button.suggested-action:dir(rtl), .osd 
.button.destructive-action:dir(rtl), .inline-toolbar .button:dir(rtl), .linked > .button:dir(rtl), 
.header-bar .linked > .button.titlebutton:dir(rtl),
-  .titlebar .linked > .button.titlebutton:dir(rtl), GtkComboBox.combobox-entry .entry:dir(rtl), 
GtkComboBox.combobox-entry .button:dir(rtl), .linked > GtkComboBox > .button:dir(rtl) {
+  .titlebar .inline-toolbar GtkToolButton:backdrop:dir(rtl) > .button.titlebutton, .osd 
.button:dir(rtl):hover, .osd .button:dir(rtl):active, .osd .button:dir(rtl):checked, .osd 
.button:dir(rtl):insensitive, .osd .button:dir(rtl):backdrop, .osd .button.suggested-action:dir(rtl), .osd 
.button.destructive-action:dir(rtl), .inline-toolbar .button:dir(rtl), .linked > .button:dir(rtl), 
GtkComboBox.combobox-entry .entry:dir(rtl), GtkComboBox.combobox-entry .button:dir(rtl), .linked > 
GtkComboBox > .button:dir(rtl) {
     border-radius: 0;
     border-right-style: none;
     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,
+.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, .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,
 .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,
@@ -1272,8 +1243,7 @@ GtkComboBox.combobox-entry .titlebar .button.titlebutton,
 .titlebar .inline-toolbar GtkToolButton:backdrop:first-child > .button.titlebutton, 
GtkComboBox.combobox-entry .entry:first-child, GtkComboBox.combobox-entry .button:first-child, .linked > 
GtkComboBox:first-child > .button {
   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,
+.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, 
.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,
 .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,
@@ -1285,8 +1255,7 @@ GtkComboBox.combobox-entry .titlebar .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),
+  .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), .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),
   .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,
@@ -1301,8 +1270,7 @@ GtkComboBox.combobox-entry .titlebar .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,
+.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, 
.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,
 .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,
@@ -1316,24 +1284,20 @@ GtkComboBox.combobox-entry .titlebar .button.titlebutton,
   border-radius: 3px;
   border-style: solid; }
 
-.linked.vertical > .entry, .linked.vertical > .entry:focus, .linked.vertical > .entry:insensitive, 
.linked.vertical > .entry:insensitive:backdrop, .linked.vertical > .entry:backdrop, .linked.vertical > 
.button, .header-bar .linked.vertical > .button.titlebutton,
-.titlebar .linked.vertical > .button.titlebutton, .linked.vertical > .button:hover, .linked.vertical > 
.button:active, .linked.vertical > .button:checked, .linked.vertical > .button:backdrop, .linked.vertical > 
GtkComboBoxText > .button,
+.linked.vertical > .entry, .linked.vertical > .entry:focus, .linked.vertical > .entry:insensitive, 
.linked.vertical > .entry:insensitive:backdrop, .linked.vertical > .entry:backdrop, .linked.vertical > 
.button, .linked.vertical > .button:hover, .linked.vertical > .button:active, .linked.vertical > 
.button:checked, .linked.vertical > .button:backdrop, .linked.vertical > GtkComboBoxText > .button,
 .linked.vertical > GtkComboBox > .button {
   border-left-style: solid;
   border-top-style: none;
   border-radius: 0; }
 
-.linked.vertical > .entry:first-child, .linked.vertical > .button:first-child, .header-bar .linked.vertical 
.button.titlebutton:first-child,
-.titlebar .linked.vertical > .button.titlebutton:first-child, .linked.vertical > GtkComboBoxText:first-child 
.button,
+.linked.vertical > .entry:first-child, .linked.vertical > .button:first-child, .linked.vertical > 
GtkComboBoxText:first-child > .button,
 .linked.vertical > GtkComboBox:first-child > .button {
   border-style: solid;
   border-radius: 3px 3px 0 0; }
-.linked.vertical > .entry:last-child, .linked.vertical > .button:last-child, .header-bar .linked.vertical > 
.button.titlebutton:last-child,
-.titlebar .linked.vertical > .button.titlebutton:last-child, .linked.vertical > GtkComboBoxText:last-child > 
.button,
+.linked.vertical > .entry:last-child, .linked.vertical > .button:last-child, .linked.vertical > 
GtkComboBoxText:last-child > .button,
 .linked.vertical > GtkComboBox:last-child > .button {
   border-radius: 0 0 3px 3px; }
-.linked.vertical > .entry:only-child, .linked.vertical > .button:only-child, .header-bar .linked.vertical > 
.button.titlebutton:only-child,
-.titlebar .linked.vertical > .button.titlebutton:only-child, .linked.vertical > GtkComboBoxText:only-child > 
.button,
+.linked.vertical > .entry:only-child, .linked.vertical > .button:only-child, .linked.vertical > 
GtkComboBoxText:only-child > .button,
 .linked.vertical > GtkComboBox:only-child > .button {
   border-radius: 3px;
   border-style: solid; }
@@ -1556,9 +1520,7 @@ GtkColorButton.button, .header-bar GtkColorButton.button.titlebutton,
         text-shadow: none;
         icon-shadow: none;
         box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
-        .spinbutton.vertical .button:first-child:insensitive > .label, .spinbutton.vertical .header-bar 
.button.titlebutton:first-child:insensitive > .label,
-        .spinbutton.vertical .titlebar .button.titlebutton:first-child:insensitive > .label, 
.spinbutton.vertical:dir(rtl) .button:first-child:insensitive > .label, .spinbutton.vertical:dir(rtl) 
.header-bar .button.titlebutton:first-child:insensitive > .label,
-        .spinbutton.vertical:dir(rtl) .titlebar .button.titlebutton:first-child:insensitive > .label {
+        .spinbutton.vertical .button:first-child:insensitive > .label, .spinbutton.vertical:dir(rtl) 
.button:first-child:insensitive > .label {
           color: inherit; }
       .spinbutton.vertical .button:first-child:backdrop, .spinbutton.vertical:dir(rtl) 
.button:first-child:backdrop {
         color: #8d9091;
@@ -1598,9 +1560,7 @@ GtkColorButton.button, .header-bar GtkColorButton.button.titlebutton,
         text-shadow: none;
         icon-shadow: none;
         box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px white; }
-        .spinbutton.vertical .button:last-child:insensitive > .label, .spinbutton.vertical .header-bar 
.button.titlebutton:last-child:insensitive > .label,
-        .spinbutton.vertical .titlebar .button.titlebutton:last-child:insensitive > .label, 
.spinbutton.vertical:dir(rtl) .button:last-child:insensitive > .label, .spinbutton.vertical:dir(rtl) 
.header-bar .button.titlebutton:last-child:insensitive > .label,
-        .spinbutton.vertical:dir(rtl) .titlebar .button.titlebutton:last-child:insensitive > .label {
+        .spinbutton.vertical .button:last-child:insensitive > .label, .spinbutton.vertical:dir(rtl) 
.button:last-child:insensitive > .label {
           color: inherit; }
       .spinbutton.vertical .button:last-child:backdrop, .spinbutton.vertical:dir(rtl) 
.button:last-child:backdrop {
         color: #8d9091;
@@ -1616,9 +1576,7 @@ GtkColorButton.button, .header-bar GtkColorButton.button.titlebutton,
       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 > .label, .spinbutton.vertical .header-bar 
.button.titlebutton:backdrop:insensitive > .label,
-      .spinbutton.vertical .titlebar .button.titlebutton:backdrop:insensitive > .label, 
.spinbutton.vertical:dir(rtl) .button:backdrop:insensitive > .label, .spinbutton.vertical:dir(rtl) 
.header-bar .button.titlebutton:backdrop:insensitive > .label,
-      .spinbutton.vertical:dir(rtl) .titlebar .button.titlebutton:backdrop:insensitive > .label {
+      .spinbutton.vertical .button:backdrop:insensitive > .label, .spinbutton.vertical:dir(rtl) 
.button:backdrop:insensitive > .label {
         color: inherit; }
   .spinbutton.vertical.entry, .spinbutton.vertical:dir(rtl).entry {
     border-radius: 0;
@@ -1823,13 +1781,11 @@ GtkComboBox {
           icon-shadow: none;
           box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(164, 199, 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 
.button.flat: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 .titlebutton.button:backdrop:insensitive > .label,
-          .header-bar.selection-mode .titlebar .titlebutton.button:backdrop:insensitive > .label {
+          .header-bar.selection-mode .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,
@@ -1845,19 +1801,15 @@ GtkComboBox {
           background-image: linear-gradient(to bottom, #5093da);
           box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(164, 199, 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 
.button:backdrop:insensitive:checked > .label, .titlebar.selection-mode 
.button.flat: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 .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 .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 .titlebutton.button:backdrop:insensitive:checked > .label,
-          .header-bar.selection-mode .titlebar .titlebutton.button:backdrop:insensitive:checked > .label {
+          .header-bar.selection-mode .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,
@@ -1883,9 +1835,8 @@ GtkComboBox {
         text-shadow: none;
         icon-shadow: none;
         box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px #a4c7ec; }
-        .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 {
+        .titlebar.selection-mode .button:insensitive > .label,
+        .header-bar.selection-mode .button:insensitive > .label {
           color: inherit; }
         .titlebar.selection-mode .button:insensitive:active, .titlebar.selection-mode 
.button:insensitive:checked,
         .header-bar.selection-mode .button:insensitive:active,
@@ -1894,11 +1845,9 @@ GtkComboBox {
           border-color: #1c5187;
           background-image: linear-gradient(to bottom, #4a8cd1, #5093da);
           box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px #a4c7ec; }
-          .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,
+          .titlebar.selection-mode .button:insensitive:active > .label, .titlebar.selection-mode 
.button:insensitive:checked > .label,
           .header-bar.selection-mode .button:insensitive:active > .label,
-          .header-bar.selection-mode .titlebar .button.titlebutton:insensitive:active > .label,
-          .header-bar.selection-mode .button:insensitive:checked > .label,
-          .header-bar.selection-mode .titlebar .button.titlebutton:insensitive:checked > .label {
+          .header-bar.selection-mode .button:insensitive:checked > .label {
             color: inherit; }
       .titlebar.selection-mode .button.suggested-action,
       .header-bar.selection-mode .button.suggested-action {
@@ -1939,9 +1888,8 @@ GtkComboBox {
           icon-shadow: none;
           box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px #a4c7ec;
           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,
-          .header-bar.selection-mode .titlebar .suggested-action.button.titlebutton:insensitive > .label {
+          .titlebar.selection-mode .button.suggested-action:insensitive > .label,
+          .header-bar.selection-mode .button.suggested-action:insensitive > .label {
             color: inherit; }
         .titlebar.selection-mode .button.suggested-action:backdrop,
         .header-bar.selection-mode .button.suggested-action:backdrop {
@@ -1961,9 +1909,8 @@ GtkComboBox {
           icon-shadow: none;
           box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(164, 199, 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,
-          .header-bar.selection-mode .titlebar .suggested-action.button.titlebutton:backdrop:insensitive > 
.label {
+          .titlebar.selection-mode .button.suggested-action:backdrop:insensitive > .label,
+          .header-bar.selection-mode .button.suggested-action:backdrop:insensitive > .label {
             color: inherit; }
     .titlebar.selection-mode .selection-menu, .titlebar.selection-mode .selection-menu:backdrop,
     .header-bar.selection-mode .selection-menu,
@@ -2047,7 +1994,9 @@ GtkTreeView.view {
     border-left-color: #bdbebf;
     border-top: #ededed; }
   GtkTreeView.view.dnd {
-    border: 1px solid; }
+    border-style: solid none;
+    border-width: 1px;
+    border-color: #3c6287; }
   GtkTreeView.view.expander {
     -gtk-icon-source: -gtk-icontheme("pan-end-symbolic");
     color: #6c7072; }
@@ -3868,8 +3817,7 @@ GtkPlacesSidebar.sidebar .view .separator:backdrop {
       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 .button: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 .titlebutton.button:backdrop:insensitive > .label,
       .titlebar .list-row:selected .titlebutton.button:backdrop:insensitive > .label {
         color: inherit; }
@@ -3883,9 +3831,7 @@ GtkPlacesSidebar.sidebar .view .separator:backdrop {
         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 .button:backdrop:insensitive:active > .label, .list-row:selected 
.button: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 .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,
         .list-row:selected .titlebar .titlebutton.button:backdrop:insensitive:checked > .label,
@@ -3909,17 +3855,14 @@ GtkPlacesSidebar.sidebar .view .separator:backdrop {
     icon-shadow: none;
     box-shadow: inset 0 1px rgba(255, 255, 255, 0);
     border-color: #184472; }
-    .list-row:selected .button:insensitive > .label, .list-row:selected .header-bar 
.button.titlebutton:insensitive > .label,
-    .list-row:selected .titlebar .button.titlebutton:insensitive > .label {
+    .list-row:selected .button:insensitive > .label {
       color: inherit; }
     .list-row:selected .button:insensitive:active, .list-row:selected .button:insensitive:checked {
       color: #8d9091;
       border-color: #a1a1a1;
       background-image: linear-gradient(to bottom, #ebebeb, #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,
-      .list-row:selected .titlebar .button.titlebutton:insensitive:checked > .label {
+      .list-row:selected .button:insensitive:active > .label, .list-row:selected .button:insensitive:checked 
.label {
         color: inherit; }
 
 .list-row, list-row.button, .header-bar list-row.button.titlebutton,
@@ -4093,8 +4036,7 @@ GtkCalendar {
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
-      .message-dialog.csd .dialog-action-area .button:insensitive > .label, .message-dialog.csd 
.dialog-action-area .header-bar .button.titlebutton:insensitive > .label,
-      .message-dialog.csd .dialog-action-area .titlebar .button.titlebutton:insensitive > .label {
+      .message-dialog.csd .dialog-action-area .button:insensitive > .label {
         color: inherit; }
     .message-dialog.csd .dialog-action-area .button:backdrop {
       color: #8d9091;
@@ -4110,8 +4052,7 @@ GtkCalendar {
       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 > .label, .message-dialog.csd 
.dialog-action-area .header-bar .button.titlebutton:backdrop:insensitive > .label,
-      .message-dialog.csd .dialog-action-area .titlebar .button.titlebutton:backdrop:insensitive > .label {
+      .message-dialog.csd .dialog-action-area .button:backdrop:insensitive > .label {
         color: inherit; }
     .message-dialog.csd .dialog-action-area .button.suggested-action {
       color: white;
@@ -4151,8 +4092,7 @@ GtkCalendar {
           text-shadow: none;
           icon-shadow: none;
           box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
-          .message-dialog.csd .dialog-action-area .button.suggested-action:backdrop:insensitive > .label, 
.message-dialog.csd .dialog-action-area .header-bar .suggested-action.button.titlebutton:backdrop:insensitive 
.label,
-          .message-dialog.csd .dialog-action-area .titlebar 
.suggested-action.button.titlebutton:backdrop:insensitive > .label {
+          .message-dialog.csd .dialog-action-area .button.suggested-action:backdrop:insensitive > .label {
             color: inherit; }
       .message-dialog.csd .dialog-action-area .button.suggested-action:insensitive {
         color: #8d9091;
@@ -4161,8 +4101,7 @@ GtkCalendar {
         text-shadow: none;
         icon-shadow: none;
         box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
-        .message-dialog.csd .dialog-action-area .button.suggested-action:insensitive > .label, 
.message-dialog.csd .dialog-action-area .header-bar .suggested-action.button.titlebutton:insensitive > .label,
-        .message-dialog.csd .dialog-action-area .titlebar .suggested-action.button.titlebutton:insensitive > 
.label {
+        .message-dialog.csd .dialog-action-area .button.suggested-action:insensitive > .label {
           color: inherit; }
     .message-dialog.csd .dialog-action-area .button.destructive-action {
       color: white;
@@ -4202,8 +4141,7 @@ GtkCalendar {
           text-shadow: none;
           icon-shadow: none;
           box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
-          .message-dialog.csd .dialog-action-area .button.destructive-action:backdrop:insensitive > .label, 
.message-dialog.csd .dialog-action-area .header-bar 
.destructive-action.button.titlebutton:backdrop:insensitive > .label,
-          .message-dialog.csd .dialog-action-area .titlebar 
.destructive-action.button.titlebutton:backdrop:insensitive > .label {
+          .message-dialog.csd .dialog-action-area .button.destructive-action:backdrop:insensitive > .label {
             color: inherit; }
       .message-dialog.csd .dialog-action-area .button.destructive-action:insensitive {
         color: #8d9091;
@@ -4212,8 +4150,7 @@ GtkCalendar {
         text-shadow: none;
         icon-shadow: none;
         box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
-        .message-dialog.csd .dialog-action-area .button.destructive-action:insensitive > .label, 
.message-dialog.csd .dialog-action-area .header-bar .destructive-action.button.titlebutton:insensitive > 
.label,
-        .message-dialog.csd .dialog-action-area .titlebar .destructive-action.button.titlebutton:insensitive 
.label {
+        .message-dialog.csd .dialog-action-area .button.destructive-action:insensitive > .label {
           color: inherit; }
   .message-dialog.csd .dialog-action-area .button, .message-dialog.csd .dialog-action-area .button:hover, 
.message-dialog.csd .dialog-action-area .button:active, .message-dialog.csd .dialog-action-area 
.button:insensitive, .message-dialog.csd .dialog-action-area .button:backdrop, .message-dialog.csd 
.dialog-action-area .button:backdrop:insensitive, .message-dialog.csd .dialog-action-area 
.button.suggested-action, .message-dialog.csd .dialog-action-area .button.suggested-action:hover, 
.message-dialog.csd .dialog-action-area .button.suggested-action:active, .message-dialog.csd 
.dialog-action-area .button.suggested-action:backdrop, .message-dialog.csd .dialog-action-area 
.button.suggested-action:backdrop:insensitive, .message-dialog.csd .dialog-action-area 
.button.suggested-action:insensitive, .message-dialog.csd .dialog-action-area .button.destructive-action, 
.message-dialog.csd .dialog-action-area .button.destructive-action:hover, .message-dialog.csd 
.dialog-action-area .butt
 on.destructive-action:active, .message-dialog.csd .dialog-action-area .button.destructive-action:backdrop, 
.message-dialog.csd .dialog-action-area .button.destructive-action:backdrop:insensitive, .message-dialog.csd 
.dialog-action-area .button.destructive-action:insensitive {
     border-left-style: solid;
@@ -4367,17 +4304,10 @@ GtkInfoBar {
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0); }
-      .info .button:insensitive > .label, .info .header-bar .button.titlebutton:insensitive > .label,
-      .info .titlebar .button.titlebutton:insensitive > .label,
+      .info .button:insensitive > .label,
       .question .button:insensitive > .label,
-      .question .header-bar .button.titlebutton:insensitive > .label,
-      .question .titlebar .button.titlebutton:insensitive > .label,
       .warning .button:insensitive > .label,
-      .warning .header-bar .button.titlebutton:insensitive > .label,
-      .warning .titlebar .button.titlebutton:insensitive > .label,
-      .error .button:insensitive > .label,
-      .error .header-bar .button.titlebutton:insensitive > .label,
-      .error .titlebar .button.titlebutton:insensitive > .label {
+      .error .button:insensitive > .label {
         color: inherit; }
     .info .button:backdrop,
     .question .button:backdrop,
@@ -4401,17 +4331,10 @@ GtkInfoBar {
         icon-shadow: none;
         box-shadow: inset 0 1px rgba(255, 255, 255, 0);
         border-color: #1c5187; }
-        .info .button:backdrop:insensitive > .label, .info .header-bar 
.button.titlebutton:backdrop:insensitive > .label,
-        .info .titlebar .button.titlebutton:backdrop:insensitive > .label,
+        .info .button:backdrop:insensitive > .label,
         .question .button:backdrop:insensitive > .label,
-        .question .header-bar .button.titlebutton:backdrop:insensitive > .label,
-        .question .titlebar .button.titlebutton:backdrop:insensitive > .label,
         .warning .button:backdrop:insensitive > .label,
-        .warning .header-bar .button.titlebutton:backdrop:insensitive > .label,
-        .warning .titlebar .button.titlebutton:backdrop:insensitive > .label,
-        .error .button:backdrop:insensitive > .label,
-        .error .header-bar .button.titlebutton:backdrop:insensitive > .label,
-        .error .titlebar .button.titlebutton:backdrop:insensitive > .label {
+        .error .button:backdrop:insensitive > .label {
           color: inherit; }
 
 /************


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