diff --git a/gtk/theme/Adwaita/_drawing.scss b/gtk/theme/Adwaita/_drawing.scss
index 158ca932d2..fbea246f92 100644
--- a/gtk/theme/Adwaita/_drawing.scss
+++ b/gtk/theme/Adwaita/_drawing.scss
@@ -195,8 +195,8 @@
     outline-color: transparentize($tc, 0.7);
     border-color: if($c != $bg_color, _border_color($c), $borders_color);
     border-bottom-color: if($c != $bg_color, _border_color($c, true), $alt_borders_color);
-    $button_fill: if($variant == 'light', linear-gradient(to top, darken($c,12%) 2px, darken($c, 8%) 2px, lighten($c, 2%)),
-                                          linear-gradient(to top, darken($c,6%) 2px, darken($c,3%) 2px, $c)) !global;
+    $button_fill: if($variant == 'light', linear-gradient(to top, darken($c,12%) 2px, darken($c, 4%) 2px, $c),
+                                          linear-gradient(to top, darken($c,6%) 2px, darken($c,1%) 2px, $c)) !global;
     background-image: $button_fill;
     @include _button_text_shadow($tc, $c);
     @include _shadows(inset 0 1px $_hilight_color, $_button_edge);
@@ -211,7 +211,7 @@
     border-color: if($c != $bg_color, _border_color($c), $borders_color);
     border-bottom-color: if($c != $bg_color, _border_color($c, true), $alt_borders_color);
     @if $variant == 'light' {
-      $button_fill: linear-gradient(to top, darken($c, 4%) 2px, darken($c, 3%) 2px, lighten($c, 1%) 1px) !global;
+      $button_fill: linear-gradient(to top, darken($c, 4%) 2px, $c 2px, lighten($c, 1%) 1px) !global;
       @include _button_text_shadow($tc, lighten($c, 6%));
       @include _shadows(inset 0 1px _button_hilight_color(lighten($c, 6%)), $_button_edge);
     }
diff --git a/gtk/theme/Adwaita/gtk-contained-dark.css b/gtk/theme/Adwaita/gtk-contained-dark.css
index 250e2d7e99..342bed2995 100644
--- a/gtk/theme/Adwaita/gtk-contained-dark.css
+++ b/gtk/theme/Adwaita/gtk-contained-dark.css
@@ -188,7 +188,7 @@ treeview entry.flat:focus, treeview entry:focus { border-color: #15539e; }
 @keyframes needs_attention { from { background-image: -gtk-gradient(radial, center center, 0, center center, 0.01, to(#1f76e1), to(transparent)); }
   to { background-image: -gtk-gradient(radial, center center, 0, center center, 0.5, to(#15539e), to(transparent)); } }
 
-notebook > header > tabs > arrow, button.titlebutton, button { min-height: 24px; min-width: 16px; padding: 4px 8px; border: 1px solid; border-radius: 3px; transition: all 200ms cubic-bezier(0.25, 0.46, 0.45, 0.94); color: #eeeeec; outline-color: rgba(238, 238, 236, 0.3); border-color: #252526; border-bottom-color: #111111; background-image: linear-gradient(to top, #302f30 2px, #373738 2px, #3f3e40); text-shadow: 0 -1px rgba(0, 0, 0, 0.802353); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.802353); box-shadow: inset 0 1px rgba(255, 255, 255, 0.05); }
+notebook > header > tabs > arrow, button.titlebutton, button { min-height: 24px; min-width: 16px; padding: 4px 8px; border: 1px solid; border-radius: 3px; transition: all 200ms cubic-bezier(0.25, 0.46, 0.45, 0.94); color: #eeeeec; outline-color: rgba(238, 238, 236, 0.3); border-color: #252526; border-bottom-color: #111111; background-image: linear-gradient(to top, #302f30 2px, #3c3c3d 2px, #3f3e40); text-shadow: 0 -1px rgba(0, 0, 0, 0.802353); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.802353); box-shadow: inset 0 1px rgba(255, 255, 255, 0.05); }
 
 notebook > header > tabs > arrow, button.sidebar-button, button.titlebutton, button.flat { border-color: transparent; background-color: transparent; background-image: none; box-shadow: inset 0 1px rgba(255, 255, 255, 0); text-shadow: none; -gtk-icon-shadow: none; transition: none; }
 
@@ -272,7 +272,7 @@ popover.background.touch-selection button.flat:backdrop, popover.background.magn
 
 popover.background.touch-selection button.flat:active, popover.background.magnifier button.flat:active, .app-notification button.flat:active, popover.background.touch-selection button.flat:checked, popover.background.magnifier button.flat:checked, .app-notification button.flat:checked, .osd button.flat:active, .osd button.flat:checked { color: white; border-color: rgba(0, 0, 0, 0.7); background-color: transparent; background-image: image(rgba(0, 0, 0, 0.7)); background-clip: padding-box; box-shadow: none; text-shadow: none; -gtk-icon-shadow: none; outline-color: rgba(238, 238, 236, 0.3); }
 
-button.suggested-action { color: white; outline-color: rgba(255, 255, 255, 0.3); border-color: #092444; border-bottom-color: #030c17; background-image: linear-gradient(to top, #114583 2px, #134c90 2px, #15539e); text-shadow: 0 -1px rgba(0, 0, 0, 0.719216); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.719216); box-shadow: inset 0 1px rgba(255, 255, 255, 0.05); }
+button.suggested-action { color: white; outline-color: rgba(255, 255, 255, 0.3); border-color: #092444; border-bottom-color: #030c17; background-image: linear-gradient(to top, #114583 2px, #155099 2px, #15539e); text-shadow: 0 -1px rgba(0, 0, 0, 0.719216); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.719216); box-shadow: inset 0 1px rgba(255, 255, 255, 0.05); }
 
 .selection-mode button.titlebutton, button.suggested-action.flat { border-color: transparent; background-color: transparent; background-image: none; box-shadow: inset 0 1px rgba(255, 255, 255, 0); text-shadow: none; -gtk-icon-shadow: none; color: #15539e; }
 
@@ -316,7 +316,7 @@ button.suggested-action:disabled:active label, button.suggested-action:disabled:
 
 .osd button.suggested-action:backdrop { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); background-color: transparent; background-image: image(rgba(21, 83, 158, 0.5)); background-clip: padding-box; box-shadow: none; text-shadow: none; -gtk-icon-shadow: none; }
 
-button.destructive-action { color: white; outline-color: rgba(255, 255, 255, 0.3); border-color: #570b0e; border-bottom-color: #2a0507; background-image: linear-gradient(to top, #971218 2px, #a5141a 2px, #b2161d); text-shadow: 0 -1px rgba(0, 0, 0, 0.686275); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.686275); box-shadow: inset 0 1px rgba(255, 255, 255, 0.05); }
+button.destructive-action { color: white; outline-color: rgba(255, 255, 255, 0.3); border-color: #570b0e; border-bottom-color: #2a0507; background-image: linear-gradient(to top, #971218 2px, #ae151c 2px, #b2161d); text-shadow: 0 -1px rgba(0, 0, 0, 0.686275); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.686275); box-shadow: inset 0 1px rgba(255, 255, 255, 0.05); }
 
 button.destructive-action.flat { border-color: transparent; background-color: transparent; background-image: none; box-shadow: inset 0 1px rgba(255, 255, 255, 0); text-shadow: none; -gtk-icon-shadow: none; color: #b2161d; }
 
@@ -384,7 +384,7 @@ button.circular { border-radius: 9999px; -gtk-outline-radius: 9999px; background
 
 button.circular label { padding: 0; }
 
-button.circular:not(.flat):not(:checked):not(:active):not(:disabled):not(:backdrop) { color: #eeeeec; outline-color: rgba(238, 238, 236, 0.3); border-color: #252526; border-bottom-color: #111111; background-image: linear-gradient(to top, #302f30 2px, #373738 2px, #3f3e40); text-shadow: 0 -1px rgba(0, 0, 0, 0.802353); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.802353); box-shadow: inset 0 1px rgba(255, 255, 255, 0.05); background-image: linear-gradient(to top, #302f30 2px, #373738 2px, #3f3e40), linear-gradient(to top, #111111 25%, #252526 50%); border-color: transparent; }
+button.circular:not(.flat):not(:checked):not(:active):not(:disabled):not(:backdrop) { color: #eeeeec; outline-color: rgba(238, 238, 236, 0.3); border-color: #252526; border-bottom-color: #111111; background-image: linear-gradient(to top, #302f30 2px, #3c3c3d 2px, #3f3e40); text-shadow: 0 -1px rgba(0, 0, 0, 0.802353); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.802353); box-shadow: inset 0 1px rgba(255, 255, 255, 0.05); background-image: linear-gradient(to top, #302f30 2px, #3c3c3d 2px, #3f3e40), linear-gradient(to top, #111111 25%, #252526 50%); border-color: transparent; }
 
 button.circular:hover:not(:checked):not(:active):not(:disabled):not(:backdrop) { color: #eeeeec; outline-color: rgba(238, 238, 236, 0.3); border-color: #252526; border-bottom-color: #111111; text-shadow: 0 -1px rgba(0, 0, 0, 0.754353); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.754353); box-shadow: inset 0 1px rgba(255, 255, 255, 0.05); background-image: linear-gradient(to top, #3a393b 2px, #3c3c3d 2px, #414142 1px); background-image: linear-gradient(to top, #3a393b 2px, #3c3c3d 2px, #414142 1px), linear-gradient(to top, #111111 25%, #252526 50%); border-color: transparent; }
 
@@ -394,7 +394,7 @@ button.circular:hover:not(:checked):not(:active):not(:disabled):not(:backdrop) {
 
 .stack-switcher > button.needs-attention > label:dir(rtl), .stack-switcher > button.needs-attention > image:dir(rtl), stacksidebar row.needs-attention > label:dir(rtl) { background-position: left 3px, left 2px; }
 
-.inline-toolbar toolbutton > button { color: #eeeeec; outline-color: rgba(238, 238, 236, 0.3); border-color: #252526; border-bottom-color: #111111; background-image: linear-gradient(to top, #302f30 2px, #373738 2px, #3f3e40); text-shadow: 0 -1px rgba(0, 0, 0, 0.802353); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.802353); box-shadow: inset 0 1px rgba(255, 255, 255, 0.05); }
+.inline-toolbar toolbutton > button { color: #eeeeec; outline-color: rgba(238, 238, 236, 0.3); border-color: #252526; border-bottom-color: #111111; background-image: linear-gradient(to top, #302f30 2px, #3c3c3d 2px, #3f3e40); text-shadow: 0 -1px rgba(0, 0, 0, 0.802353); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.802353); box-shadow: inset 0 1px rgba(255, 255, 255, 0.05); }
 
 .inline-toolbar toolbutton > button:hover { color: #eeeeec; outline-color: rgba(238, 238, 236, 0.3); border-color: #252526; border-bottom-color: #111111; text-shadow: 0 -1px rgba(0, 0, 0, 0.754353); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.754353); box-shadow: inset 0 1px rgba(255, 255, 255, 0.05); background-image: linear-gradient(to top, #3a393b 2px, #3c3c3d 2px, #414142 1px); }
 
@@ -604,7 +604,7 @@ searchbar > revealer > box { margin: -6px; padding: 6px; }
 
 .selection-mode .titlebar:backdrop:not(headerbar), .selection-mode.titlebar:backdrop:not(headerbar), .selection-mode headerbar:backdrop, headerbar.selection-mode:backdrop { background-color: #15539e; background-image: none; box-shadow: inset 0 1px rgba(32, 91, 162, 0.442); }
 
-.selection-mode .titlebar:not(headerbar) button, .selection-mode.titlebar:not(headerbar) button, .selection-mode headerbar button, headerbar.selection-mode button { color: #ffffff; outline-color: rgba(255, 255, 255, 0.3); border-color: #092444; border-bottom-color: #030c17; background-image: linear-gradient(to top, #114583 2px, #134c90 2px, #15539e); text-shadow: 0 -1px rgba(0, 0, 0, 0.719216); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.719216); box-shadow: inset 0 1px rgba(255, 255, 255, 0.05); }
+.selection-mode .titlebar:not(headerbar) button, .selection-mode.titlebar:not(headerbar) button, .selection-mode headerbar button, headerbar.selection-mode button { color: #ffffff; outline-color: rgba(255, 255, 255, 0.3); border-color: #092444; border-bottom-color: #030c17; background-image: linear-gradient(to top, #114583 2px, #155099 2px, #15539e); text-shadow: 0 -1px rgba(0, 0, 0, 0.719216); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.719216); box-shadow: inset 0 1px rgba(255, 255, 255, 0.05); }
 
 .selection-mode .titlebar:not(headerbar) button.flat, .selection-mode.titlebar:not(headerbar) button.flat, .selection-mode headerbar button.flat, headerbar.selection-mode button.flat { border-color: transparent; background-color: transparent; background-image: none; box-shadow: inset 0 1px rgba(255, 255, 255, 0); text-shadow: none; -gtk-icon-shadow: none; }
 
@@ -638,7 +638,7 @@ searchbar > revealer > box { margin: -6px; padding: 6px; }
 
 .selection-mode .titlebar:not(headerbar) button:disabled:active label, .selection-mode .titlebar:not(headerbar) button:disabled:active, .selection-mode .titlebar:not(headerbar) button:disabled:checked label, .selection-mode .titlebar:not(headerbar) button:disabled:checked, .selection-mode.titlebar:not(headerbar) button:disabled:active label, .selection-mode.titlebar:not(headerbar) button:disabled:active, .selection-mode.titlebar:not(headerbar) button:disabled:checked label, .selection-mode.titlebar:not(headerbar) button:disabled:checked, .selection-mode headerbar button:disabled:active label, .selection-mode headerbar button:disabled:active, .selection-mode headerbar button:disabled:checked label, .selection-mode headerbar button:disabled:checked, headerbar.selection-mode button:disabled:active label, headerbar.selection-mode button:disabled:active, headerbar.selection-mode button:disabled:checked label, headerbar.selection-mode button:disabled:checked { color: #a1b2c7; }
 
-.selection-mode .titlebar:not(headerbar) button.suggested-action, .selection-mode.titlebar:not(headerbar) button.suggested-action, .selection-mode headerbar button.suggested-action, headerbar.selection-mode button.suggested-action { color: #eeeeec; outline-color: rgba(238, 238, 236, 0.3); border-color: #252526; border-bottom-color: #111111; background-image: linear-gradient(to top, #302f30 2px, #373738 2px, #3f3e40); text-shadow: 0 -1px rgba(0, 0, 0, 0.802353); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.802353); box-shadow: inset 0 1px rgba(255, 255, 255, 0.05); border-color: #092444; }
+.selection-mode .titlebar:not(headerbar) button.suggested-action, .selection-mode.titlebar:not(headerbar) button.suggested-action, .selection-mode headerbar button.suggested-action, headerbar.selection-mode button.suggested-action { color: #eeeeec; outline-color: rgba(238, 238, 236, 0.3); border-color: #252526; border-bottom-color: #111111; background-image: linear-gradient(to top, #302f30 2px, #3c3c3d 2px, #3f3e40); text-shadow: 0 -1px rgba(0, 0, 0, 0.802353); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.802353); box-shadow: inset 0 1px rgba(255, 255, 255, 0.05); border-color: #092444; }
 
 .selection-mode .titlebar:not(headerbar) button.suggested-action:hover, .selection-mode.titlebar:not(headerbar) button.suggested-action:hover, .selection-mode headerbar button.suggested-action:hover, headerbar.selection-mode button.suggested-action:hover { color: #eeeeec; outline-color: rgba(238, 238, 236, 0.3); border-color: #252526; border-bottom-color: #111111; text-shadow: 0 -1px rgba(0, 0, 0, 0.754353); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.754353); box-shadow: inset 0 1px rgba(255, 255, 255, 0.05); background-image: linear-gradient(to top, #3a393b 2px, #3c3c3d 2px, #414142 1px); border-color: #092444; }
 
@@ -1758,7 +1758,7 @@ infobar.info:backdrop label, infobar.info:backdrop, infobar.info label, infobar.
 
 infobar.info:backdrop, infobar.question:backdrop, infobar.warning:backdrop, infobar.error:backdrop { text-shadow: none; }
 
-infobar.info button, infobar.question button, infobar.warning button, infobar.error button { color: #ffffff; outline-color: rgba(255, 255, 255, 0.3); border-color: #092444; border-bottom-color: #030c17; background-image: linear-gradient(to top, #114583 2px, #134c90 2px, #15539e); text-shadow: 0 -1px rgba(0, 0, 0, 0.719216); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.719216); box-shadow: inset 0 1px rgba(255, 255, 255, 0.05); }
+infobar.info button, infobar.question button, infobar.warning button, infobar.error button { color: #ffffff; outline-color: rgba(255, 255, 255, 0.3); border-color: #092444; border-bottom-color: #030c17; background-image: linear-gradient(to top, #114583 2px, #155099 2px, #15539e); text-shadow: 0 -1px rgba(0, 0, 0, 0.719216); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.719216); box-shadow: inset 0 1px rgba(255, 255, 255, 0.05); }
 
 infobar.info button:hover, infobar.question button:hover, infobar.warning button:hover, infobar.error button:hover { color: #ffffff; outline-color: rgba(255, 255, 255, 0.3); border-color: #092444; border-bottom-color: #030c17; text-shadow: 0 -1px rgba(0, 0, 0, 0.671216); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.671216); box-shadow: inset 0 1px rgba(255, 255, 255, 0.05); background-image: linear-gradient(to top, #144e95 2px, #155099 2px, #1655a2 1px); }
 
@@ -1838,7 +1838,7 @@ colorswatch#add-color-button { border-radius: 5px 5px 0 0; }
 
 colorswatch#add-color-button:only-child { border-radius: 5px; }
 
-colorswatch#add-color-button overlay { color: #eeeeec; outline-color: rgba(238, 238, 236, 0.3); border-color: #252526; border-bottom-color: #111111; background-image: linear-gradient(to top, #302f30 2px, #373738 2px, #3f3e40); text-shadow: 0 -1px rgba(0, 0, 0, 0.802353); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.802353); box-shadow: inset 0 1px rgba(255, 255, 255, 0.05); }
+colorswatch#add-color-button overlay { color: #eeeeec; outline-color: rgba(238, 238, 236, 0.3); border-color: #252526; border-bottom-color: #111111; background-image: linear-gradient(to top, #302f30 2px, #3c3c3d 2px, #3f3e40); text-shadow: 0 -1px rgba(0, 0, 0, 0.802353); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.802353); box-shadow: inset 0 1px rgba(255, 255, 255, 0.05); }
 
 colorswatch#add-color-button overlay:hover { color: #eeeeec; outline-color: rgba(238, 238, 236, 0.3); border-color: #252526; border-bottom-color: #111111; text-shadow: 0 -1px rgba(0, 0, 0, 0.754353); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.754353); box-shadow: inset 0 1px rgba(255, 255, 255, 0.05); background-image: linear-gradient(to top, #3a393b 2px, #3c3c3d 2px, #414142 1px); }
 
diff --git a/gtk/theme/Adwaita/gtk-contained.css b/gtk/theme/Adwaita/gtk-contained.css
index 59db021b1c..92a37a50c6 100644
--- a/gtk/theme/Adwaita/gtk-contained.css
+++ b/gtk/theme/Adwaita/gtk-contained.css
@@ -188,7 +188,7 @@ treeview entry.flat:focus, treeview entry:focus { border-color: #3584e4; }
 @keyframes needs_attention { from { background-image: -gtk-gradient(radial, center center, 0, center center, 0.01, to(#3584e4), to(transparent)); }
   to { background-image: -gtk-gradient(radial, center center, 0, center center, 0.5, to(#3584e4), to(transparent)); } }
 
-notebook > header > tabs > arrow, button.titlebutton, button { min-height: 24px; min-width: 16px; padding: 4px 8px; border: 1px solid; border-radius: 3px; transition: all 200ms cubic-bezier(0.25, 0.46, 0.45, 0.94); color: #2e3436; outline-color: rgba(46, 52, 54, 0.3); border-color: #cdc7c2; border-bottom-color: #bfb8b1; background-image: linear-gradient(to top, #dad6d2 2px, #e4e1de 2px, #fbfafa); text-shadow: 0 1px rgba(255, 255, 255, 0.769231); -gtk-icon-shadow: 0 1px rgba(255, 255, 255, 0.769231); box-shadow: inset 0 1px white; }
+notebook > header > tabs > arrow, button.titlebutton, button { min-height: 24px; min-width: 16px; padding: 4px 8px; border: 1px solid; border-radius: 3px; transition: all 200ms cubic-bezier(0.25, 0.46, 0.45, 0.94); color: #2e3436; outline-color: rgba(46, 52, 54, 0.3); border-color: #cdc7c2; border-bottom-color: #bfb8b1; background-image: linear-gradient(to top, #dad6d2 2px, #edebe9 2px, #f6f5f4); text-shadow: 0 1px rgba(255, 255, 255, 0.769231); -gtk-icon-shadow: 0 1px rgba(255, 255, 255, 0.769231); box-shadow: inset 0 1px white; }
 
 notebook > header > tabs > arrow, button.sidebar-button, button.titlebutton, button.flat { border-color: transparent; background-color: transparent; background-image: none; box-shadow: inset 0 1px rgba(255, 255, 255, 0); text-shadow: none; -gtk-icon-shadow: none; transition: none; }
 
@@ -196,7 +196,7 @@ notebook > header > tabs > arrow:hover, button.sidebar-button:hover, button.titl
 
 notebook > header > tabs > arrow:hover:active, button.sidebar-button:hover:active, button.titlebutton:hover:active, button.flat:hover:active { transition: all 200ms cubic-bezier(0.25, 0.46, 0.45, 0.94); }
 
-notebook > header > tabs > arrow:hover, button.titlebutton:hover, button:hover { color: #2e3436; outline-color: rgba(46, 52, 54, 0.3); border-color: #cdc7c2; border-bottom-color: #bfb8b1; text-shadow: 0 1px rgba(255, 255, 255, 0.769231); -gtk-icon-shadow: 0 1px rgba(255, 255, 255, 0.769231); box-shadow: inset 0 1px white; background-image: linear-gradient(to top, #edebe9 2px, #efedec 2px, #f8f8f7 1px); -gtk-icon-effect: highlight; }
+notebook > header > tabs > arrow:hover, button.titlebutton:hover, button:hover { color: #2e3436; outline-color: rgba(46, 52, 54, 0.3); border-color: #cdc7c2; border-bottom-color: #bfb8b1; text-shadow: 0 1px rgba(255, 255, 255, 0.769231); -gtk-icon-shadow: 0 1px rgba(255, 255, 255, 0.769231); box-shadow: inset 0 1px white; background-image: linear-gradient(to top, #edebe9 2px, #f6f5f4 2px, #f8f8f7 1px); -gtk-icon-effect: highlight; }
 
 notebook > header > tabs > arrow:active, button.titlebutton:active, notebook > header > tabs > arrow:checked, button.titlebutton:checked, button:active, button:checked { color: #2e3436; outline-color: rgba(46, 52, 54, 0.3); border-color: #cdc7c2; background-image: image(#dad6d2); box-shadow: inset 0 1px rgba(255, 255, 255, 0); text-shadow: none; -gtk-icon-shadow: none; transition-duration: 50ms; }
 
@@ -274,11 +274,11 @@ popover.background.touch-selection button.flat:backdrop, popover.background.magn
 
 popover.background.touch-selection button.flat:active, popover.background.magnifier button.flat:active, .app-notification button.flat:active, popover.background.touch-selection button.flat:checked, popover.background.magnifier button.flat:checked, .app-notification button.flat:checked, .osd button.flat:active, .osd button.flat:checked { color: white; border-color: rgba(0, 0, 0, 0.7); background-color: transparent; background-image: image(rgba(0, 0, 0, 0.7)); background-clip: padding-box; box-shadow: none; text-shadow: none; -gtk-icon-shadow: none; outline-color: rgba(238, 238, 236, 0.3); }
 
-button.suggested-action { color: white; outline-color: rgba(255, 255, 255, 0.3); border-color: #15539e; border-bottom-color: #0f3b71; background-image: linear-gradient(to top, #1a66c2 2px, #1c6fd4 2px, #3e89e5); text-shadow: 0 -1px rgba(0, 0, 0, 0.559216); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.559216); box-shadow: inset 0 1px rgba(255, 255, 255, 0.4); }
+button.suggested-action { color: white; outline-color: rgba(255, 255, 255, 0.3); border-color: #15539e; border-bottom-color: #0f3b71; background-image: linear-gradient(to top, #1a66c2 2px, #2379e2 2px, #3584e4); text-shadow: 0 -1px rgba(0, 0, 0, 0.559216); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.559216); box-shadow: inset 0 1px rgba(255, 255, 255, 0.4); }
 
 .selection-mode button.titlebutton, button.suggested-action.flat { border-color: transparent; background-color: transparent; background-image: none; box-shadow: inset 0 1px rgba(255, 255, 255, 0); text-shadow: none; -gtk-icon-shadow: none; color: #3584e4; }
 
-button.suggested-action:hover { color: white; outline-color: rgba(255, 255, 255, 0.3); border-color: #15539e; border-bottom-color: #0f3b71; text-shadow: 0 -1px rgba(0, 0, 0, 0.511216); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.511216); box-shadow: inset 0 1px rgba(255, 255, 255, 0.4); background-image: linear-gradient(to top, #2379e2 2px, #287ce2 2px, #3987e5 1px); }
+button.suggested-action:hover { color: white; outline-color: rgba(255, 255, 255, 0.3); border-color: #15539e; border-bottom-color: #0f3b71; text-shadow: 0 -1px rgba(0, 0, 0, 0.511216); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.511216); box-shadow: inset 0 1px rgba(255, 255, 255, 0.4); background-image: linear-gradient(to top, #2379e2 2px, #3584e4 2px, #3987e5 1px); }
 
 button.suggested-action:active, button.suggested-action:checked { color: white; outline-color: rgba(255, 255, 255, 0.3); border-color: #15539e; background-image: image(#1a66c2); box-shadow: inset 0 1px rgba(255, 255, 255, 0); text-shadow: none; -gtk-icon-shadow: none; }
 
@@ -318,11 +318,11 @@ button.suggested-action:disabled:active label, button.suggested-action:disabled:
 
 .osd button.suggested-action:backdrop { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); background-color: transparent; background-image: image(rgba(53, 132, 228, 0.5)); background-clip: padding-box; box-shadow: none; text-shadow: none; -gtk-icon-shadow: none; }
 
-button.destructive-action { color: white; outline-color: rgba(255, 255, 255, 0.3); border-color: #851015; border-bottom-color: #570b0e; background-image: linear-gradient(to top, #a9141b 2px, #bc171e 2px, #e4212a); text-shadow: 0 -1px rgba(0, 0, 0, 0.606275); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.606275); box-shadow: inset 0 1px rgba(255, 255, 255, 0.2); }
+button.destructive-action { color: white; outline-color: rgba(255, 255, 255, 0.3); border-color: #851015; border-bottom-color: #570b0e; background-image: linear-gradient(to top, #a9141b 2px, #ce1921 2px, #e01b24); text-shadow: 0 -1px rgba(0, 0, 0, 0.606275); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.606275); box-shadow: inset 0 1px rgba(255, 255, 255, 0.2); }
 
 button.destructive-action.flat { border-color: transparent; background-color: transparent; background-image: none; box-shadow: inset 0 1px rgba(255, 255, 255, 0); text-shadow: none; -gtk-icon-shadow: none; color: #e01b24; }
 
-button.destructive-action:hover { color: white; outline-color: rgba(255, 255, 255, 0.3); border-color: #851015; border-bottom-color: #570b0e; text-shadow: 0 -1px rgba(0, 0, 0, 0.558275); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.558275); box-shadow: inset 0 1px rgba(255, 255, 255, 0.4); background-image: linear-gradient(to top, #ce1921 2px, #d21922 2px, #e41c26 1px); }
+button.destructive-action:hover { color: white; outline-color: rgba(255, 255, 255, 0.3); border-color: #851015; border-bottom-color: #570b0e; text-shadow: 0 -1px rgba(0, 0, 0, 0.558275); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.558275); box-shadow: inset 0 1px rgba(255, 255, 255, 0.4); background-image: linear-gradient(to top, #ce1921 2px, #e01b24 2px, #e41c26 1px); }
 
 button.destructive-action:active, button.destructive-action:checked { color: white; outline-color: rgba(255, 255, 255, 0.3); border-color: #851015; background-image: image(#a9141b); box-shadow: inset 0 1px rgba(255, 255, 255, 0); text-shadow: none; -gtk-icon-shadow: none; }
 
@@ -386,9 +386,9 @@ button.circular { border-radius: 9999px; -gtk-outline-radius: 9999px; background
 
 button.circular label { padding: 0; }
 
-button.circular:not(.flat):not(:checked):not(:active):not(:disabled):not(:backdrop) { color: #2e3436; outline-color: rgba(46, 52, 54, 0.3); border-color: #cdc7c2; border-bottom-color: #bfb8b1; background-image: linear-gradient(to top, #dad6d2 2px, #e4e1de 2px, #fbfafa); text-shadow: 0 1px rgba(255, 255, 255, 0.769231); -gtk-icon-shadow: 0 1px rgba(255, 255, 255, 0.769231); box-shadow: inset 0 1px white; background-image: linear-gradient(to top, #dad6d2 2px, #e4e1de 2px, #fbfafa), linear-gradient(to top, #bfb8b1 25%, #cdc7c2 50%); border-color: transparent; }
+button.circular:not(.flat):not(:checked):not(:active):not(:disabled):not(:backdrop) { color: #2e3436; outline-color: rgba(46, 52, 54, 0.3); border-color: #cdc7c2; border-bottom-color: #bfb8b1; background-image: linear-gradient(to top, #dad6d2 2px, #edebe9 2px, #f6f5f4); text-shadow: 0 1px rgba(255, 255, 255, 0.769231); -gtk-icon-shadow: 0 1px rgba(255, 255, 255, 0.769231); box-shadow: inset 0 1px white; background-image: linear-gradient(to top, #dad6d2 2px, #edebe9 2px, #f6f5f4), linear-gradient(to top, #bfb8b1 25%, #cdc7c2 50%); border-color: transparent; }
 
-button.circular:hover:not(:checked):not(:active):not(:disabled):not(:backdrop) { color: #2e3436; outline-color: rgba(46, 52, 54, 0.3); border-color: #cdc7c2; border-bottom-color: #bfb8b1; text-shadow: 0 1px rgba(255, 255, 255, 0.769231); -gtk-icon-shadow: 0 1px rgba(255, 255, 255, 0.769231); box-shadow: inset 0 1px white; background-image: linear-gradient(to top, #edebe9 2px, #efedec 2px, #f8f8f7 1px); background-image: linear-gradient(to top, #edebe9 2px, #efedec 2px, #f8f8f7 1px), linear-gradient(to top, #bfb8b1 25%, #cdc7c2 50%); border-color: transparent; }
+button.circular:hover:not(:checked):not(:active):not(:disabled):not(:backdrop) { color: #2e3436; outline-color: rgba(46, 52, 54, 0.3); border-color: #cdc7c2; border-bottom-color: #bfb8b1; text-shadow: 0 1px rgba(255, 255, 255, 0.769231); -gtk-icon-shadow: 0 1px rgba(255, 255, 255, 0.769231); box-shadow: inset 0 1px white; background-image: linear-gradient(to top, #edebe9 2px, #f6f5f4 2px, #f8f8f7 1px); background-image: linear-gradient(to top, #edebe9 2px, #f6f5f4 2px, #f8f8f7 1px), linear-gradient(to top, #bfb8b1 25%, #cdc7c2 50%); border-color: transparent; }
 
 .stack-switcher > button.needs-attention > label, .stack-switcher > button.needs-attention > image, stacksidebar row.needs-attention > label { animation: needs_attention 150ms ease-in; background-image: -gtk-gradient(radial, center center, 0, center center, 0.5, to(#3584e4), to(transparent)), -gtk-gradient(radial, center center, 0, center center, 0.5, to(rgba(255, 255, 255, 0.769231)), to(transparent)); background-size: 6px 6px, 6px 6px; background-repeat: no-repeat; background-position: right 3px, right 4px; }
 
@@ -396,9 +396,9 @@ button.circular:hover:not(:checked):not(:active):not(:disabled):not(:backdrop) {
 
 .stack-switcher > button.needs-attention > label:dir(rtl), .stack-switcher > button.needs-attention > image:dir(rtl), stacksidebar row.needs-attention > label:dir(rtl) { background-position: left 3px, left 4px; }
 
-.inline-toolbar toolbutton > button { color: #2e3436; outline-color: rgba(46, 52, 54, 0.3); border-color: #cdc7c2; border-bottom-color: #bfb8b1; background-image: linear-gradient(to top, #dad6d2 2px, #e4e1de 2px, #fbfafa); text-shadow: 0 1px rgba(255, 255, 255, 0.769231); -gtk-icon-shadow: 0 1px rgba(255, 255, 255, 0.769231); box-shadow: inset 0 1px white; }
+.inline-toolbar toolbutton > button { color: #2e3436; outline-color: rgba(46, 52, 54, 0.3); border-color: #cdc7c2; border-bottom-color: #bfb8b1; background-image: linear-gradient(to top, #dad6d2 2px, #edebe9 2px, #f6f5f4); text-shadow: 0 1px rgba(255, 255, 255, 0.769231); -gtk-icon-shadow: 0 1px rgba(255, 255, 255, 0.769231); box-shadow: inset 0 1px white; }
 
-.inline-toolbar toolbutton > button:hover { color: #2e3436; outline-color: rgba(46, 52, 54, 0.3); border-color: #cdc7c2; border-bottom-color: #bfb8b1; text-shadow: 0 1px rgba(255, 255, 255, 0.769231); -gtk-icon-shadow: 0 1px rgba(255, 255, 255, 0.769231); box-shadow: inset 0 1px white; background-image: linear-gradient(to top, #edebe9 2px, #efedec 2px, #f8f8f7 1px); }
+.inline-toolbar toolbutton > button:hover { color: #2e3436; outline-color: rgba(46, 52, 54, 0.3); border-color: #cdc7c2; border-bottom-color: #bfb8b1; text-shadow: 0 1px rgba(255, 255, 255, 0.769231); -gtk-icon-shadow: 0 1px rgba(255, 255, 255, 0.769231); box-shadow: inset 0 1px white; background-image: linear-gradient(to top, #edebe9 2px, #f6f5f4 2px, #f8f8f7 1px); }
 
 .inline-toolbar toolbutton > button:active, .inline-toolbar toolbutton > button:checked { color: #2e3436; outline-color: rgba(46, 52, 54, 0.3); border-color: #cdc7c2; background-image: image(#dad6d2); box-shadow: inset 0 1px rgba(255, 255, 255, 0); text-shadow: none; -gtk-icon-shadow: none; }
 
@@ -612,11 +612,11 @@ searchbar > revealer > box { margin: -6px; padding: 6px; }
 
 .selection-mode .titlebar:backdrop:not(headerbar), .selection-mode.titlebar:backdrop:not(headerbar), .selection-mode headerbar:backdrop, headerbar.selection-mode:backdrop { background-color: #3584e4; background-image: none; box-shadow: inset 0 1px rgba(154, 194, 242, 0.88); }
 
-.selection-mode .titlebar:not(headerbar) button, .selection-mode.titlebar:not(headerbar) button, .selection-mode headerbar button, headerbar.selection-mode button { color: #ffffff; outline-color: rgba(255, 255, 255, 0.3); border-color: #15539e; border-bottom-color: #0f3b71; background-image: linear-gradient(to top, #1a66c2 2px, #1c6fd4 2px, #3e89e5); text-shadow: 0 -1px rgba(0, 0, 0, 0.559216); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.559216); box-shadow: inset 0 1px rgba(255, 255, 255, 0.4); }
+.selection-mode .titlebar:not(headerbar) button, .selection-mode.titlebar:not(headerbar) button, .selection-mode headerbar button, headerbar.selection-mode button { color: #ffffff; outline-color: rgba(255, 255, 255, 0.3); border-color: #15539e; border-bottom-color: #0f3b71; background-image: linear-gradient(to top, #1a66c2 2px, #2379e2 2px, #3584e4); text-shadow: 0 -1px rgba(0, 0, 0, 0.559216); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.559216); box-shadow: inset 0 1px rgba(255, 255, 255, 0.4); }
 
 .selection-mode .titlebar:not(headerbar) button.flat, .selection-mode.titlebar:not(headerbar) button.flat, .selection-mode headerbar button.flat, headerbar.selection-mode button.flat { border-color: transparent; background-color: transparent; background-image: none; box-shadow: inset 0 1px rgba(255, 255, 255, 0); text-shadow: none; -gtk-icon-shadow: none; }
 
-.selection-mode .titlebar:not(headerbar) button:hover, .selection-mode.titlebar:not(headerbar) button:hover, .selection-mode headerbar button:hover, headerbar.selection-mode button:hover { color: #ffffff; outline-color: rgba(255, 255, 255, 0.3); border-color: #15539e; border-bottom-color: #0f3b71; text-shadow: 0 -1px rgba(0, 0, 0, 0.511216); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.511216); box-shadow: inset 0 1px rgba(255, 255, 255, 0.4); background-image: linear-gradient(to top, #2379e2 2px, #287ce2 2px, #3987e5 1px); }
+.selection-mode .titlebar:not(headerbar) button:hover, .selection-mode.titlebar:not(headerbar) button:hover, .selection-mode headerbar button:hover, headerbar.selection-mode button:hover { color: #ffffff; outline-color: rgba(255, 255, 255, 0.3); border-color: #15539e; border-bottom-color: #0f3b71; text-shadow: 0 -1px rgba(0, 0, 0, 0.511216); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.511216); box-shadow: inset 0 1px rgba(255, 255, 255, 0.4); background-image: linear-gradient(to top, #2379e2 2px, #3584e4 2px, #3987e5 1px); }
 
 .selection-mode .titlebar:not(headerbar) button:active, .selection-mode .titlebar:not(headerbar) button:checked, .selection-mode.titlebar:not(headerbar) button:active, .selection-mode.titlebar:not(headerbar) button:checked, .selection-mode headerbar button:active, .selection-mode headerbar button:checked, headerbar.selection-mode button:active, headerbar.selection-mode button:checked { color: #ffffff; outline-color: rgba(255, 255, 255, 0.3); border-color: #15539e; background-image: image(#1a66c2); box-shadow: inset 0 1px rgba(255, 255, 255, 0); text-shadow: none; -gtk-icon-shadow: none; }
 
@@ -646,9 +646,9 @@ searchbar > revealer > box { margin: -6px; padding: 6px; }
 
 .selection-mode .titlebar:not(headerbar) button:disabled:active label, .selection-mode .titlebar:not(headerbar) button:disabled:active, .selection-mode .titlebar:not(headerbar) button:disabled:checked label, .selection-mode .titlebar:not(headerbar) button:disabled:checked, .selection-mode.titlebar:not(headerbar) button:disabled:active label, .selection-mode.titlebar:not(headerbar) button:disabled:active, .selection-mode.titlebar:not(headerbar) button:disabled:checked label, .selection-mode.titlebar:not(headerbar) button:disabled:checked, .selection-mode headerbar button:disabled:active label, .selection-mode headerbar button:disabled:active, .selection-mode headerbar button:disabled:checked label, .selection-mode headerbar button:disabled:checked, headerbar.selection-mode button:disabled:active label, headerbar.selection-mode button:disabled:active, headerbar.selection-mode button:disabled:checked label, headerbar.selection-mode button:disabled:checked { color: #acccf4; }
 
-.selection-mode .titlebar:not(headerbar) button.suggested-action, .selection-mode.titlebar:not(headerbar) button.suggested-action, .selection-mode headerbar button.suggested-action, headerbar.selection-mode button.suggested-action { color: #2e3436; outline-color: rgba(46, 52, 54, 0.3); border-color: #cdc7c2; border-bottom-color: #bfb8b1; background-image: linear-gradient(to top, #dad6d2 2px, #e4e1de 2px, #fbfafa); text-shadow: 0 1px rgba(255, 255, 255, 0.769231); -gtk-icon-shadow: 0 1px rgba(255, 255, 255, 0.769231); box-shadow: inset 0 1px white; border-color: #185fb4; }
+.selection-mode .titlebar:not(headerbar) button.suggested-action, .selection-mode.titlebar:not(headerbar) button.suggested-action, .selection-mode headerbar button.suggested-action, headerbar.selection-mode button.suggested-action { color: #2e3436; outline-color: rgba(46, 52, 54, 0.3); border-color: #cdc7c2; border-bottom-color: #bfb8b1; background-image: linear-gradient(to top, #dad6d2 2px, #edebe9 2px, #f6f5f4); text-shadow: 0 1px rgba(255, 255, 255, 0.769231); -gtk-icon-shadow: 0 1px rgba(255, 255, 255, 0.769231); box-shadow: inset 0 1px white; border-color: #185fb4; }
 
-.selection-mode .titlebar:not(headerbar) button.suggested-action:hover, .selection-mode.titlebar:not(headerbar) button.suggested-action:hover, .selection-mode headerbar button.suggested-action:hover, headerbar.selection-mode button.suggested-action:hover { color: #2e3436; outline-color: rgba(46, 52, 54, 0.3); border-color: #cdc7c2; border-bottom-color: #bfb8b1; text-shadow: 0 1px rgba(255, 255, 255, 0.769231); -gtk-icon-shadow: 0 1px rgba(255, 255, 255, 0.769231); box-shadow: inset 0 1px white; background-image: linear-gradient(to top, #edebe9 2px, #efedec 2px, #f8f8f7 1px); border-color: #185fb4; }
+.selection-mode .titlebar:not(headerbar) button.suggested-action:hover, .selection-mode.titlebar:not(headerbar) button.suggested-action:hover, .selection-mode headerbar button.suggested-action:hover, headerbar.selection-mode button.suggested-action:hover { color: #2e3436; outline-color: rgba(46, 52, 54, 0.3); border-color: #cdc7c2; border-bottom-color: #bfb8b1; text-shadow: 0 1px rgba(255, 255, 255, 0.769231); -gtk-icon-shadow: 0 1px rgba(255, 255, 255, 0.769231); box-shadow: inset 0 1px white; background-image: linear-gradient(to top, #edebe9 2px, #f6f5f4 2px, #f8f8f7 1px); border-color: #185fb4; }
 
 .selection-mode .titlebar:not(headerbar) button.suggested-action:active, .selection-mode.titlebar:not(headerbar) button.suggested-action:active, .selection-mode headerbar button.suggested-action:active, headerbar.selection-mode button.suggested-action:active { color: #2e3436; outline-color: rgba(46, 52, 54, 0.3); border-color: #cdc7c2; background-image: image(#dad6d2); box-shadow: inset 0 1px rgba(255, 255, 255, 0); text-shadow: none; -gtk-icon-shadow: none; border-color: #185fb4; }
 
@@ -1778,9 +1778,9 @@ infobar.info:backdrop label, infobar.info:backdrop, infobar.info label, infobar.
 
 infobar.info:backdrop, infobar.question:backdrop, infobar.warning:backdrop, infobar.error:backdrop { text-shadow: none; }
 
-infobar.info button, infobar.question button, infobar.warning button, infobar.error button { color: #ffffff; outline-color: rgba(255, 255, 255, 0.3); border-color: #15539e; border-bottom-color: #0f3b71; background-image: linear-gradient(to top, #1a66c2 2px, #1c6fd4 2px, #3e89e5); text-shadow: 0 -1px rgba(0, 0, 0, 0.559216); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.559216); box-shadow: inset 0 1px rgba(255, 255, 255, 0.4); }
+infobar.info button, infobar.question button, infobar.warning button, infobar.error button { color: #ffffff; outline-color: rgba(255, 255, 255, 0.3); border-color: #15539e; border-bottom-color: #0f3b71; background-image: linear-gradient(to top, #1a66c2 2px, #2379e2 2px, #3584e4); text-shadow: 0 -1px rgba(0, 0, 0, 0.559216); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.559216); box-shadow: inset 0 1px rgba(255, 255, 255, 0.4); }
 
-infobar.info button:hover, infobar.question button:hover, infobar.warning button:hover, infobar.error button:hover { color: #ffffff; outline-color: rgba(255, 255, 255, 0.3); border-color: #15539e; border-bottom-color: #0f3b71; text-shadow: 0 -1px rgba(0, 0, 0, 0.511216); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.511216); box-shadow: inset 0 1px rgba(255, 255, 255, 0.4); background-image: linear-gradient(to top, #2379e2 2px, #287ce2 2px, #3987e5 1px); }
+infobar.info button:hover, infobar.question button:hover, infobar.warning button:hover, infobar.error button:hover { color: #ffffff; outline-color: rgba(255, 255, 255, 0.3); border-color: #15539e; border-bottom-color: #0f3b71; text-shadow: 0 -1px rgba(0, 0, 0, 0.511216); -gtk-icon-shadow: 0 -1px rgba(0, 0, 0, 0.511216); box-shadow: inset 0 1px rgba(255, 255, 255, 0.4); background-image: linear-gradient(to top, #2379e2 2px, #3584e4 2px, #3987e5 1px); }
 
 infobar.info button:active, infobar.info button:checked, infobar.question button:active, infobar.question button:checked, infobar.warning button:active, infobar.warning button:checked, infobar.error button:active, infobar.error button:checked { color: #ffffff; outline-color: rgba(255, 255, 255, 0.3); border-color: #15539e; background-image: image(#1a66c2); box-shadow: inset 0 1px rgba(255, 255, 255, 0); text-shadow: none; -gtk-icon-shadow: none; }
 
@@ -1858,9 +1858,9 @@ colorswatch#add-color-button { border-radius: 5px 5px 0 0; }
 
 colorswatch#add-color-button:only-child { border-radius: 5px; }
 
-colorswatch#add-color-button overlay { color: #2e3436; outline-color: rgba(46, 52, 54, 0.3); border-color: #cdc7c2; border-bottom-color: #bfb8b1; background-image: linear-gradient(to top, #dad6d2 2px, #e4e1de 2px, #fbfafa); text-shadow: 0 1px rgba(255, 255, 255, 0.769231); -gtk-icon-shadow: 0 1px rgba(255, 255, 255, 0.769231); box-shadow: inset 0 1px white; }
+colorswatch#add-color-button overlay { color: #2e3436; outline-color: rgba(46, 52, 54, 0.3); border-color: #cdc7c2; border-bottom-color: #bfb8b1; background-image: linear-gradient(to top, #dad6d2 2px, #edebe9 2px, #f6f5f4); text-shadow: 0 1px rgba(255, 255, 255, 0.769231); -gtk-icon-shadow: 0 1px rgba(255, 255, 255, 0.769231); box-shadow: inset 0 1px white; }
 
-colorswatch#add-color-button overlay:hover { color: #2e3436; outline-color: rgba(46, 52, 54, 0.3); border-color: #cdc7c2; border-bottom-color: #bfb8b1; text-shadow: 0 1px rgba(255, 255, 255, 0.769231); -gtk-icon-shadow: 0 1px rgba(255, 255, 255, 0.769231); box-shadow: inset 0 1px white; background-image: linear-gradient(to top, #edebe9 2px, #efedec 2px, #f8f8f7 1px); }
+colorswatch#add-color-button overlay:hover { color: #2e3436; outline-color: rgba(46, 52, 54, 0.3); border-color: #cdc7c2; border-bottom-color: #bfb8b1; text-shadow: 0 1px rgba(255, 255, 255, 0.769231); -gtk-icon-shadow: 0 1px rgba(255, 255, 255, 0.769231); box-shadow: inset 0 1px white; background-image: linear-gradient(to top, #edebe9 2px, #f6f5f4 2px, #f8f8f7 1px); }
 
 colorswatch#add-color-button overlay:backdrop { border-color: #d5d0cc; background-image: image(#f6f5f4); text-shadow: none; -gtk-icon-shadow: none; box-shadow: inset 0 1px rgba(255, 255, 255, 0); }