[gtk+] Adwaita: added a workaround to make sass behave

[Lapo Calamandrei <lapo src gnome org>]

commit d0eb69a56cda03b3b5ded90b0e7934bd4f20967c
Author: Lapo Calamandrei <calamandrei gmail com>
Date:   Fri Aug 22 17:25:25 2014 +0200

    Adwaita: added a workaround to make sass behave

 gtk/resources/theme/Adwaita/_common.scss           |   27 ++++++++++++++++-
 gtk/resources/theme/Adwaita/gtk-contained-dark.css |   31 ++++++++++++++-----
 gtk/resources/theme/Adwaita/gtk-contained.css      |   31 ++++++++++++++-----
 3 files changed, 71 insertions(+), 18 deletions(-)
---
diff --git a/gtk/resources/theme/Adwaita/_common.scss b/gtk/resources/theme/Adwaita/_common.scss
index 0af135a..b09b148 100644
--- a/gtk/resources/theme/Adwaita/_common.scss
+++ b/gtk/resources/theme/Adwaita/_common.scss
@@ -371,11 +371,34 @@ $_dot_color: if($variant=='light', $selected_bg_color,
   .osd & {
     // FIXME: for some reason I can't figure out the bookmark button in gnome documents
     //        gets borders radius 0, when they get backdrop and another state
-    border-width: 1px;
     color: $osd_fg_color;
     outline-color: transparentize($osd_fg_color, 0.8);
     @include button(osd);
-    @extend %linked;
+    // there's a problem with sass which prevents it to extend the linked placeholder
+    // as expected, it should just be "@extend %linked;", the placeholder is basically
+    // replicated here
+    //
+    // Workaround START
+    border-radius: 0;
+    border-left-style: none;
+    &:dir(rtl) {
+      border-radius: 0;
+      border-right-style: none;
+      border-left-style: solid
+    }
+    &:first-child {
+      border-radius: 3px 0 0 3px;
+      border-left-style: solid;
+    }
+    &:last-child {
+      border-radius: 0 3px 3px 0;
+      &:dir(rtl) { border-right-style: solid; }
+    }
+    &:only-child {
+      border-radius: 3px;
+      border-style: solid;
+    }
+    // Workaround END
     &:hover {
       @include button(osd-hover);
       @extend %linked;
diff --git a/gtk/resources/theme/Adwaita/gtk-contained-dark.css 
b/gtk/resources/theme/Adwaita/gtk-contained-dark.css
index e992d93..03fd583 100644
--- a/gtk/resources/theme/Adwaita/gtk-contained-dark.css
+++ b/gtk/resources/theme/Adwaita/gtk-contained-dark.css
@@ -415,7 +415,6 @@ GtkAssistant .sidebar GtkLabel.highlight {
       icon-shadow: none;
       border-color: rgba(255, 255, 255, 0.1); }
   .osd .button {
-    border-width: 1px;
     color: #eeeeec;
     outline-color: rgba(238, 238, 236, 0.2);
     border-style: solid;
@@ -425,7 +424,23 @@ GtkAssistant .sidebar GtkLabel.highlight {
     border-color: rgba(0, 0, 0, 0.7);
     box-shadow: inset 0 -1px rgba(0, 0, 0, 0.3), inset 0 1px rgba(255, 255, 255, 0.1);
     text-shadow: 0 1px black;
-    icon-shadow: 0 1px black; }
+    icon-shadow: 0 1px black;
+    border-radius: 0;
+    border-left-style: none; }
+    .osd .button:dir(rtl) {
+      border-radius: 0;
+      border-right-style: none;
+      border-left-style: solid; }
+    .osd .button:first-child {
+      border-radius: 3px 0 0 3px;
+      border-left-style: solid; }
+    .osd .button:last-child {
+      border-radius: 0 3px 3px 0; }
+      .osd .button:last-child:dir(rtl) {
+        border-right-style: solid; }
+    .osd .button:only-child {
+      border-radius: 3px;
+      border-style: solid; }
     .osd .button:hover {
       border-style: solid;
       color: white;
@@ -769,36 +784,36 @@ GtkAssistant .sidebar GtkLabel.highlight {
 .inline-toolbar.toolbar GtkToolButton > .button.flat, .inline-toolbar GtkToolButton > .button.flat, 
.inline-toolbar.search-bar GtkToolButton > .button.flat,
 .inline-toolbar.toolbar GtkToolButton:backdrop > .button.flat,
 .inline-toolbar GtkToolButton:backdrop > .button.flat,
-.inline-toolbar.search-bar GtkToolButton:backdrop > .button.flat, .osd .button, .osd .button:hover, .osd 
.button:active, .osd .button:checked, .osd .button:backdrop:active, .osd .button:backdrop:checked, .osd 
.button:insensitive, .osd .button:backdrop:insensitive, .osd .button:backdrop, .osd .button.suggested-action, 
.osd .button.suggested-action:hover, .osd .button.suggested-action:active, .osd 
.button.suggested-action:checked, .osd .button.suggested-action:backdrop:active, .osd 
.button.suggested-action:backdrop:checked, .osd .button.suggested-action:insensitive, .osd 
.button.suggested-action:backdrop:insensitive, .osd .button.suggested-action:backdrop, .osd 
.button.destructive-action, .osd .button.destructive-action:hover, .osd .button.destructive-action:active, 
.osd .button.destructive-action:checked, .osd .button.destructive-action:backdrop:active, .osd 
.button.destructive-action:backdrop:checked, .osd .button.destructive-action:insensitive, .osd 
.button.destructive-acti
 on:backdrop:insensitive, .osd .button.destructive-action:backdrop, .inline-toolbar .button, .inline-toolbar 
.button:backdrop, .linked .button, .linked .button:hover, .linked .button:active, .linked .button:checked, 
.linked .button:backdrop, GtkComboBox.combobox-entry .entry, GtkComboBox.combobox-entry .button, 
GtkComboBox.combobox-entry .button:backdrop, .linked > GtkComboBox > .button:dir(ltr) {
+.inline-toolbar.search-bar GtkToolButton:backdrop > .button.flat, .osd .button:hover, .osd .button:active, 
.osd .button:checked, .osd .button:backdrop:active, .osd .button:backdrop:checked, .osd .button:insensitive, 
.osd .button:backdrop:insensitive, .osd .button:backdrop, .osd .button.suggested-action, .osd 
.button.suggested-action:hover, .osd .button.suggested-action:active, .osd .button.suggested-action:checked, 
.osd .button.suggested-action:backdrop:active, .osd .button.suggested-action:backdrop:checked, .osd 
.button.suggested-action:insensitive, .osd .button.suggested-action:backdrop:insensitive, .osd 
.button.suggested-action:backdrop, .osd .button.destructive-action, .osd .button.destructive-action:hover, 
.osd .button.destructive-action:active, .osd .button.destructive-action:checked, .osd 
.button.destructive-action:backdrop:active, .osd .button.destructive-action:backdrop:checked, .osd 
.button.destructive-action:insensitive, .osd .button.destructive-action:backdrop:in
 sensitive, .osd .button.destructive-action:backdrop, .inline-toolbar .button, .inline-toolbar 
.button:backdrop, .linked .button, .linked .button:hover, .linked .button:active, .linked .button:checked, 
.linked .button:backdrop, GtkComboBox.combobox-entry .entry, GtkComboBox.combobox-entry .button, 
GtkComboBox.combobox-entry .button:backdrop, .linked > GtkComboBox > .button:dir(ltr) {
   border-radius: 0;
   border-left-style: none; }
   .inline-toolbar GtkToolButton > .button.flat:dir(rtl),
   .inline-toolbar GtkToolButton:backdrop > .button.flat:dir(rtl), .inline-toolbar.toolbar 
GtkToolButton:dir(rtl) > .button.flat, .inline-toolbar GtkToolButton:dir(rtl) > .button.flat, 
.inline-toolbar.search-bar GtkToolButton:dir(rtl) > .button.flat,
   .inline-toolbar.toolbar GtkToolButton:backdrop:dir(rtl) > .button.flat,
   .inline-toolbar GtkToolButton:backdrop:dir(rtl) > .button.flat,
-  .inline-toolbar.search-bar GtkToolButton:backdrop:dir(rtl) > .button.flat, .osd .button:dir(rtl), .osd 
.button.suggested-action:dir(rtl):hover, .osd .button.suggested-action:dir(rtl):active, .osd 
.button.suggested-action:dir(rtl):checked, .osd .button.suggested-action:dir(rtl):insensitive, .osd 
.button.suggested-action:dir(rtl):backdrop, .osd .button.destructive-action:dir(rtl):hover, .osd 
.button.destructive-action:dir(rtl):active, .osd .button.destructive-action:dir(rtl):checked, .osd 
.button.destructive-action:dir(rtl):insensitive, .osd .button.destructive-action:dir(rtl):backdrop, 
.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) {
+  .inline-toolbar.search-bar GtkToolButton:backdrop:dir(rtl) > .button.flat, .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, .osd .button.suggested-action:first-child:hover, .osd 
.button.suggested-action:first-child:active, .osd .button.suggested-action:first-child:checked, .osd 
.button.suggested-action:first-child:insensitive, .osd .button.suggested-action:first-child:backdrop, .osd 
.button.destructive-action:first-child:hover, .osd .button.destructive-action:first-child:active, .osd 
.button.destructive-action:first-child:checked, .osd .button.destructive-action:first-child:insensitive, .osd 
.button.destructive-action:first-child:backdrop, .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,
+.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.toolbar GtkToolButton:backdrop:first-child > .button.flat,
 .inline-toolbar GtkToolButton:backdrop:first-child > .button.flat,
 .inline-toolbar.search-bar GtkToolButton:backdrop:first-child > .button.flat, 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, .osd .button.suggested-action:last-child:hover, .osd 
.button.suggested-action:last-child:active, .osd .button.suggested-action:last-child:checked, .osd 
.button.suggested-action:last-child:insensitive, .osd .button.suggested-action:last-child:backdrop, .osd 
.button.destructive-action:last-child:hover, .osd .button.destructive-action:last-child:active, .osd 
.button.destructive-action:last-child:checked, .osd .button.destructive-action:last-child:insensitive, .osd 
.button.destructive-action:last-child:backdrop, .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,
+.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.toolbar GtkToolButton:backdrop:last-child > .button.flat,
 .inline-toolbar GtkToolButton:backdrop:last-child > .button.flat,
 .inline-toolbar.search-bar GtkToolButton:backdrop:last-child > .button.flat, 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), .inline-toolbar .button:last-child:dir(rtl), .linked 
.button:last-child:dir(rtl), .inline-toolbar GtkToolButton:last-child > .button.flat: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 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.toolbar GtkToolButton:backdrop:last-child:dir(rtl) > .button.flat,
   .inline-toolbar GtkToolButton:backdrop:last-child:dir(rtl) > .button.flat,
   .inline-toolbar.search-bar GtkToolButton:backdrop:last-child:dir(rtl) > .button.flat, 
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, .osd .button.suggested-action:only-child:hover, .osd 
.button.suggested-action:only-child:active, .osd .button.suggested-action:only-child:checked, .osd 
.button.suggested-action:only-child:insensitive, .osd .button.suggested-action:only-child:backdrop, .osd 
.button.destructive-action:only-child:hover, .osd .button.destructive-action:only-child:active, .osd 
.button.destructive-action:only-child:checked, .osd .button.destructive-action:only-child:insensitive, .osd 
.button.destructive-action:only-child:backdrop, .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,
+.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.toolbar GtkToolButton:backdrop:only-child > .button.flat,
 .inline-toolbar GtkToolButton:backdrop:only-child > .button.flat,
 .inline-toolbar.search-bar GtkToolButton:backdrop:only-child > .button.flat, GtkComboBox.combobox-entry 
.entry:only-child, GtkComboBox.combobox-entry .button:only-child, .linked > GtkComboBox:only-child > .button {
diff --git a/gtk/resources/theme/Adwaita/gtk-contained.css b/gtk/resources/theme/Adwaita/gtk-contained.css
index 926b024..63044e3 100644
--- a/gtk/resources/theme/Adwaita/gtk-contained.css
+++ b/gtk/resources/theme/Adwaita/gtk-contained.css
@@ -407,7 +407,6 @@ GtkAssistant .sidebar GtkLabel.highlight {
       icon-shadow: none;
       border-color: rgba(255, 255, 255, 0.1); }
   .osd .button {
-    border-width: 1px;
     color: #eeeeec;
     outline-color: rgba(238, 238, 236, 0.2);
     border-style: solid;
@@ -417,7 +416,23 @@ GtkAssistant .sidebar GtkLabel.highlight {
     border-color: rgba(0, 0, 0, 0.7);
     box-shadow: inset 0 -1px rgba(0, 0, 0, 0.3), inset 0 1px rgba(255, 255, 255, 0.1);
     text-shadow: 0 1px black;
-    icon-shadow: 0 1px black; }
+    icon-shadow: 0 1px black;
+    border-radius: 0;
+    border-left-style: none; }
+    .osd .button:dir(rtl) {
+      border-radius: 0;
+      border-right-style: none;
+      border-left-style: solid; }
+    .osd .button:first-child {
+      border-radius: 3px 0 0 3px;
+      border-left-style: solid; }
+    .osd .button:last-child {
+      border-radius: 0 3px 3px 0; }
+      .osd .button:last-child:dir(rtl) {
+        border-right-style: solid; }
+    .osd .button:only-child {
+      border-radius: 3px;
+      border-style: solid; }
     .osd .button:hover {
       border-style: solid;
       color: white;
@@ -761,36 +776,36 @@ GtkAssistant .sidebar GtkLabel.highlight {
 .inline-toolbar.toolbar GtkToolButton > .button.flat, .inline-toolbar GtkToolButton > .button.flat, 
.inline-toolbar.search-bar GtkToolButton > .button.flat,
 .inline-toolbar.toolbar GtkToolButton:backdrop > .button.flat,
 .inline-toolbar GtkToolButton:backdrop > .button.flat,
-.inline-toolbar.search-bar GtkToolButton:backdrop > .button.flat, .osd .button, .osd .button:hover, .osd 
.button:active, .osd .button:checked, .osd .button:backdrop:active, .osd .button:backdrop:checked, .osd 
.button:insensitive, .osd .button:backdrop:insensitive, .osd .button:backdrop, .osd .button.suggested-action, 
.osd .button.suggested-action:hover, .osd .button.suggested-action:active, .osd 
.button.suggested-action:checked, .osd .button.suggested-action:backdrop:active, .osd 
.button.suggested-action:backdrop:checked, .osd .button.suggested-action:insensitive, .osd 
.button.suggested-action:backdrop:insensitive, .osd .button.suggested-action:backdrop, .osd 
.button.destructive-action, .osd .button.destructive-action:hover, .osd .button.destructive-action:active, 
.osd .button.destructive-action:checked, .osd .button.destructive-action:backdrop:active, .osd 
.button.destructive-action:backdrop:checked, .osd .button.destructive-action:insensitive, .osd 
.button.destructive-acti
 on:backdrop:insensitive, .osd .button.destructive-action:backdrop, .inline-toolbar .button, .inline-toolbar 
.button:backdrop, .linked .button, .linked .button:hover, .linked .button:active, .linked .button:checked, 
.linked .button:backdrop, GtkComboBox.combobox-entry .entry, GtkComboBox.combobox-entry .button, 
GtkComboBox.combobox-entry .button:backdrop, .linked > GtkComboBox > .button:dir(ltr) {
+.inline-toolbar.search-bar GtkToolButton:backdrop > .button.flat, .osd .button:hover, .osd .button:active, 
.osd .button:checked, .osd .button:backdrop:active, .osd .button:backdrop:checked, .osd .button:insensitive, 
.osd .button:backdrop:insensitive, .osd .button:backdrop, .osd .button.suggested-action, .osd 
.button.suggested-action:hover, .osd .button.suggested-action:active, .osd .button.suggested-action:checked, 
.osd .button.suggested-action:backdrop:active, .osd .button.suggested-action:backdrop:checked, .osd 
.button.suggested-action:insensitive, .osd .button.suggested-action:backdrop:insensitive, .osd 
.button.suggested-action:backdrop, .osd .button.destructive-action, .osd .button.destructive-action:hover, 
.osd .button.destructive-action:active, .osd .button.destructive-action:checked, .osd 
.button.destructive-action:backdrop:active, .osd .button.destructive-action:backdrop:checked, .osd 
.button.destructive-action:insensitive, .osd .button.destructive-action:backdrop:in
 sensitive, .osd .button.destructive-action:backdrop, .inline-toolbar .button, .inline-toolbar 
.button:backdrop, .linked .button, .linked .button:hover, .linked .button:active, .linked .button:checked, 
.linked .button:backdrop, GtkComboBox.combobox-entry .entry, GtkComboBox.combobox-entry .button, 
GtkComboBox.combobox-entry .button:backdrop, .linked > GtkComboBox > .button:dir(ltr) {
   border-radius: 0;
   border-left-style: none; }
   .inline-toolbar GtkToolButton > .button.flat:dir(rtl),
   .inline-toolbar GtkToolButton:backdrop > .button.flat:dir(rtl), .inline-toolbar.toolbar 
GtkToolButton:dir(rtl) > .button.flat, .inline-toolbar GtkToolButton:dir(rtl) > .button.flat, 
.inline-toolbar.search-bar GtkToolButton:dir(rtl) > .button.flat,
   .inline-toolbar.toolbar GtkToolButton:backdrop:dir(rtl) > .button.flat,
   .inline-toolbar GtkToolButton:backdrop:dir(rtl) > .button.flat,
-  .inline-toolbar.search-bar GtkToolButton:backdrop:dir(rtl) > .button.flat, .osd .button:dir(rtl), .osd 
.button.suggested-action:dir(rtl):hover, .osd .button.suggested-action:dir(rtl):active, .osd 
.button.suggested-action:dir(rtl):checked, .osd .button.suggested-action:dir(rtl):insensitive, .osd 
.button.suggested-action:dir(rtl):backdrop, .osd .button.destructive-action:dir(rtl):hover, .osd 
.button.destructive-action:dir(rtl):active, .osd .button.destructive-action:dir(rtl):checked, .osd 
.button.destructive-action:dir(rtl):insensitive, .osd .button.destructive-action:dir(rtl):backdrop, 
.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) {
+  .inline-toolbar.search-bar GtkToolButton:backdrop:dir(rtl) > .button.flat, .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, .osd .button.suggested-action:first-child:hover, .osd 
.button.suggested-action:first-child:active, .osd .button.suggested-action:first-child:checked, .osd 
.button.suggested-action:first-child:insensitive, .osd .button.suggested-action:first-child:backdrop, .osd 
.button.destructive-action:first-child:hover, .osd .button.destructive-action:first-child:active, .osd 
.button.destructive-action:first-child:checked, .osd .button.destructive-action:first-child:insensitive, .osd 
.button.destructive-action:first-child:backdrop, .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,
+.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.toolbar GtkToolButton:backdrop:first-child > .button.flat,
 .inline-toolbar GtkToolButton:backdrop:first-child > .button.flat,
 .inline-toolbar.search-bar GtkToolButton:backdrop:first-child > .button.flat, 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, .osd .button.suggested-action:last-child:hover, .osd 
.button.suggested-action:last-child:active, .osd .button.suggested-action:last-child:checked, .osd 
.button.suggested-action:last-child:insensitive, .osd .button.suggested-action:last-child:backdrop, .osd 
.button.destructive-action:last-child:hover, .osd .button.destructive-action:last-child:active, .osd 
.button.destructive-action:last-child:checked, .osd .button.destructive-action:last-child:insensitive, .osd 
.button.destructive-action:last-child:backdrop, .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,
+.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.toolbar GtkToolButton:backdrop:last-child > .button.flat,
 .inline-toolbar GtkToolButton:backdrop:last-child > .button.flat,
 .inline-toolbar.search-bar GtkToolButton:backdrop:last-child > .button.flat, 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), .inline-toolbar .button:last-child:dir(rtl), .linked 
.button:last-child:dir(rtl), .inline-toolbar GtkToolButton:last-child > .button.flat: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 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.toolbar GtkToolButton:backdrop:last-child:dir(rtl) > .button.flat,
   .inline-toolbar GtkToolButton:backdrop:last-child:dir(rtl) > .button.flat,
   .inline-toolbar.search-bar GtkToolButton:backdrop:last-child:dir(rtl) > .button.flat, 
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, .osd .button.suggested-action:only-child:hover, .osd 
.button.suggested-action:only-child:active, .osd .button.suggested-action:only-child:checked, .osd 
.button.suggested-action:only-child:insensitive, .osd .button.suggested-action:only-child:backdrop, .osd 
.button.destructive-action:only-child:hover, .osd .button.destructive-action:only-child:active, .osd 
.button.destructive-action:only-child:checked, .osd .button.destructive-action:only-child:insensitive, .osd 
.button.destructive-action:only-child:backdrop, .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,
+.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.toolbar GtkToolButton:backdrop:only-child > .button.flat,
 .inline-toolbar GtkToolButton:backdrop:only-child > .button.flat,
 .inline-toolbar.search-bar GtkToolButton:backdrop:only-child > .button.flat, GtkComboBox.combobox-entry 
.entry:only-child, GtkComboBox.combobox-entry .button:only-child, .linked > GtkComboBox:only-child > .button {