[gtk+] Adwaita: Update scale styling

From: Matthias Clasen <matthiasc src gnome org>
To: commits-list gnome org
Cc:
Subject: [gtk+] Adwaita: Update scale styling
Date: Thu, 5 Nov 2015 12:26:43 +0000 (UTC)
commit 53ae100e64ffcba063658e429449cf97444fa922
Author: Matthias Clasen <mclasen redhat com>
Date:   Thu Nov 5 06:46:31 2015 -0500

    Adwaita: Update scale styling
    
    Adapt to the introduction of trough nodes.

 gtk/theme/Adwaita/_common.scss           |  139 +++++++++---------
 gtk/theme/Adwaita/gtk-contained-dark.css |  236 +++++++++++++++---------------
 gtk/theme/Adwaita/gtk-contained.css      |  236 +++++++++++++++---------------
 3 files changed, 315 insertions(+), 296 deletions(-)
---
diff --git a/gtk/theme/Adwaita/_common.scss b/gtk/theme/Adwaita/_common.scss
index 66bdb96..47c5757 100644
--- a/gtk/theme/Adwaita/_common.scss
+++ b/gtk/theme/Adwaita/_common.scss
@@ -2142,8 +2142,8 @@ checkbutton.text-button, radiobutton.text-button {
  * GtkScale *
  ************/
 scale,
-.scale.scale-has-marks-above.scale-has-marks-below,
-.scale.vertical.scale-has-marks-above.scale-has-marks-below {
+scale.scale-has-marks-above.scale-has-marks-below,
+scale.vertical.scale-has-marks-above.scale-has-marks-below {
   // FIXME: rationalize
   -GtkScale-slider-length: 20;
   -GtkRange-slider-width: 20;
@@ -2160,53 +2160,56 @@ scale,
     }
   }
 
-  & slider {
-    //FIXME: better gradient on the slider and hover state
-    @include button(normal);
-    border: 1px solid;
-    border-radius: 50%;
-    border-color: darken($borders_color,3%);
-    box-shadow: inset 0 1px if($variant=='light', white,
-                               transparentize(white,0.85)),
-                inset 0 #{-2px} $bg_color,
-                inset 0 #{-1px} mix($bg_color, $borders_color, 50%);
-    &:hover {
-      @include button(hover);
+  trough {
+    slider {
+      //FIXME: better gradient on the slider and hover state
+      @include button(normal);
+      border: 1px solid;
+      border-radius: 50%;
       border-color: darken($borders_color,3%);
-      border-radius: 50%; // needed for double marks scales
       box-shadow: inset 0 1px if($variant=='light', white,
-                                 transparentize(white, 0.85)),
-                  inset 0 #{-2px} if($variant=='light', white,
-                                     transparentize(white, 0.86)),
-                  inset 0 #{-1px} mix($bg_color, $borders_color, 70%);
-    }
-    &:insensitive {
-      border-style: solid; // needed for double marks scales or they'll get
-      border-radius: 50%;  // overridden
-      background-image: linear-gradient(to bottom, $insensitive_bg_color);
-      box-shadow: none;
-    }
-    &:backdrop {
-      border-style: solid; // needed for double marks scales or they'll get
-      border-radius: 50%;  // overridden
-      border-color: darken($backdrop_borders_color,3%);
-      background-image: linear-gradient(to bottom, $backdrop_bg_color);
-      box-shadow: none;
-    }
-    &:backdrop:insensitive {
-      @include button(backdrop-insensitive);
-    }
-    &:active {
-      border: 1px solid if($variant=='light',darken($selected_borders_color,3%),
-                           darken($selected_bg_color,15%));
-    }
-    //OSD sliders
-    .osd & {
-      @include button(osd);
-      background-color: opacify($osd_bg_color, 1);
-      &:hover { @include button(osd-hover); }
-      &:active { @include button(osd-active); }
-      &:backdrop { @include button(osd-backdrop); }
+                                 transparentize(white,0.85)),
+                  inset 0 #{-2px} $bg_color,
+                  inset 0 #{-1px} mix($bg_color, $borders_color, 50%);
+      &:hover {
+        @include button(hover);
+        border-color: darken($borders_color,3%);
+        border-radius: 50%; // needed for double marks scales
+        box-shadow: inset 0 1px if($variant=='light', white,
+                                   transparentize(white, 0.85)),
+                    inset 0 #{-2px} if($variant=='light', white,
+                                       transparentize(white, 0.86)),
+                    inset 0 #{-1px} mix($bg_color, $borders_color, 70%);
+      }
+      &:insensitive {
+        border-style: solid; // needed for double marks scales or they'll get
+        border-radius: 50%;  // overridden
+        background-image: linear-gradient(to bottom, $insensitive_bg_color);
+        box-shadow: none;
+      }
+      &:backdrop {
+        border-style: solid; // needed for double marks scales or they'll get
+        border-radius: 50%;  // overridden
+        border-color: darken($backdrop_borders_color,3%);
+        background-image: linear-gradient(to bottom, $backdrop_bg_color);
+        box-shadow: none;
+      }
+      &:backdrop:insensitive {
+        @include button(backdrop-insensitive);
+      }
+      &:active {
+        @include button(active);
+        border: 1px solid if($variant=='light',darken($selected_borders_color,3%),
+                             darken($selected_bg_color,15%));
+      }
+      //OSD sliders
+      .osd & {
+        @include button(osd);
+        background-color: opacify($osd_bg_color, 1);
+        &:hover { @include button(osd-hover); }
+        &:active { @include button(osd-active); }
+        &:backdrop { @include button(osd-backdrop); }
+      }
     }
   }
   trough {
@@ -2284,6 +2287,10 @@ scale,
   }
 }
 
+scale marks {
+  color: gtkalpha(currentColor, 0.5); // marks color
+}
+
 @each $d,$dn in ('', 'horz'),
                 ('.vertical', 'vert') {
   @each $w,$we in  ('scale-has-marks-below','scale_marks_below'),
@@ -2293,26 +2300,26 @@ scale,
       -GtkRange-slider-width: 24;
       -GtkRange-trough-border: 2;
 
-      color: gtkalpha(currentColor, 0.5); // marks color
-
       @extend %#{$we}_#{$dn};
-
-      @each $s,$as in ('',''),
-                      (':hover','-hover'),
-                      (':active','-active'),
-                      (':insensitive','-insensitive'),
-                      (':backdrop','-backdrop'),
-                      (':backdrop:insensitive','-backdrop-insensitive') {
-        & slider#{$s} {
-          $_url: 'assets/slider-#{$dn}-#{$w}#{$as}#{$asset_suffix}';
-          border-style: none;
-          border-radius: 0;
-          background-color: transparent;
-          background-image: -gtk-scaled(url('#{$_url}.png'),
-                            url('#{$_url} 2 png'));
-          background-repeat: no-repeat;
-          background-position: center;
-          box-shadow: none;
+      trough {
+
+        @each $s,$as in ('',''),
+                        (':hover','-hover'),
+                        (':active','-active'),
+                        (':insensitive','-insensitive'),
+                        (':backdrop','-backdrop'),
+                        (':backdrop:insensitive','-backdrop-insensitive') {
+          & slider#{$s} {
+            $_url: 'assets/slider-#{$dn}-#{$w}#{$as}#{$asset_suffix}';
+            border-style: none;
+            border-radius: 0;
+            background-color: transparent;
+            background-image: -gtk-scaled(url('#{$_url}.png'),
+                              url('#{$_url} 2 png'));
+            background-repeat: no-repeat;
+            background-position: center;
+            box-shadow: none;
+          }
         }
       }
     }
diff --git a/gtk/theme/Adwaita/gtk-contained-dark.css b/gtk/theme/Adwaita/gtk-contained-dark.css
index 4a279e2..9b9cd37 100644
--- a/gtk/theme/Adwaita/gtk-contained-dark.css
+++ b/gtk/theme/Adwaita/gtk-contained-dark.css
@@ -2897,26 +2897,26 @@ checkbutton.text-button, radiobutton.text-button {
  * GtkScale *
  ************/
 scale,
-.scale.scale-has-marks-above.scale-has-marks-below,
-.scale.vertical.scale-has-marks-above.scale-has-marks-below {
+scale.scale-has-marks-above.scale-has-marks-below,
+scale.vertical.scale-has-marks-above.scale-has-marks-below {
   -GtkScale-slider-length: 20;
   -GtkRange-slider-width: 20;
   -GtkRange-trough-border: 2;
   outline-offset: -9px;
   outline-radius: 4px; }
   scale.fine-tune,
-  .scale.scale-has-marks-above.scale-has-marks-below.fine-tune,
-  .scale.vertical.scale-has-marks-above.scale-has-marks-below.fine-tune {
+  scale.scale-has-marks-above.scale-has-marks-below.fine-tune,
+  scale.vertical.scale-has-marks-above.scale-has-marks-below.fine-tune {
     outline-offset: -7px;
     outline-radius: 6px; }
     scale.fine-tune trough,
-    .scale.scale-has-marks-above.scale-has-marks-below.fine-tune trough,
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below.fine-tune trough {
+    scale.scale-has-marks-above.scale-has-marks-below.fine-tune trough,
+    scale.vertical.scale-has-marks-above.scale-has-marks-below.fine-tune trough {
       margin: 8px;
       border-radius: 4px; }
-  scale slider,
-  .scale.scale-has-marks-above.scale-has-marks-below slider,
-  .scale.vertical.scale-has-marks-above.scale-has-marks-below slider {
+  scale trough slider,
+  scale.scale-has-marks-above.scale-has-marks-below trough slider,
+  scale.vertical.scale-has-marks-above.scale-has-marks-below trough slider {
     color: #eeeeec;
     outline-color: rgba(238, 238, 236, 0.3);
     border-color: #1c1f1f;
@@ -2928,9 +2928,9 @@ scale,
     border-radius: 50%;
     border-color: #151717;
     box-shadow: inset 0 1px rgba(255, 255, 255, 0.15), inset 0 -2px #393f3f, inset 0 -1px #2b2f2f; }
-    scale slider:hover,
-    .scale.scale-has-marks-above.scale-has-marks-below slider:hover,
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below slider:hover {
+    scale trough slider:hover,
+    scale.scale-has-marks-above.scale-has-marks-below trough slider:hover,
+    scale.vertical.scale-has-marks-above.scale-has-marks-below trough slider:hover {
       color: #eeeeec;
       outline-color: rgba(238, 238, 236, 0.3);
       border-color: #1c1f1f;
@@ -2941,41 +2941,48 @@ scale,
       border-color: #151717;
       border-radius: 50%;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0.15), inset 0 -2px rgba(255, 255, 255, 0.14), inset 0 
-1px #303535; }
-    scale slider:insensitive,
-    .scale.scale-has-marks-above.scale-has-marks-below slider:insensitive,
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below slider:insensitive {
+    scale trough slider:insensitive,
+    scale.scale-has-marks-above.scale-has-marks-below trough slider:insensitive,
+    scale.vertical.scale-has-marks-above.scale-has-marks-below trough slider:insensitive {
       border-style: solid;
       border-radius: 50%;
       background-image: linear-gradient(to bottom, #333636);
       box-shadow: none; }
-    scale slider:backdrop,
-    .scale.scale-has-marks-above.scale-has-marks-below slider:backdrop,
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below slider:backdrop {
+    scale trough slider:backdrop,
+    scale.scale-has-marks-above.scale-has-marks-below trough slider:backdrop,
+    scale.vertical.scale-has-marks-above.scale-has-marks-below trough slider:backdrop {
       border-style: solid;
       border-radius: 50%;
       border-color: #181a1a;
       background-image: linear-gradient(to bottom, #393f3f);
       box-shadow: none; }
-    scale slider:backdrop:insensitive,
-    .scale.scale-has-marks-above.scale-has-marks-below slider:backdrop:insensitive,
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below slider:backdrop:insensitive {
+    scale trough slider:backdrop:insensitive,
+    scale.scale-has-marks-above.scale-has-marks-below trough slider:backdrop:insensitive,
+    scale.vertical.scale-has-marks-above.scale-has-marks-below trough slider:backdrop:insensitive {
       color: #5d6767;
       border-color: #1f2222;
       background-image: linear-gradient(to bottom, #333636);
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(238, 238, 236, 0); }
-      scale slider:backdrop:insensitive > .label,
-      .scale.scale-has-marks-above.scale-has-marks-below slider:backdrop:insensitive > .label,
-      .scale.vertical.scale-has-marks-above.scale-has-marks-below slider:backdrop:insensitive > .label {
+      scale trough slider:backdrop:insensitive > .label,
+      scale.scale-has-marks-above.scale-has-marks-below trough slider:backdrop:insensitive > .label,
+      scale.vertical.scale-has-marks-above.scale-has-marks-below trough slider:backdrop:insensitive > .label 
{
         color: inherit; }
-    scale slider:active,
-    .scale.scale-has-marks-above.scale-has-marks-below slider:active,
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below slider:active {
+    scale trough slider:active,
+    scale.scale-has-marks-above.scale-has-marks-below trough slider:active,
+    scale.vertical.scale-has-marks-above.scale-has-marks-below trough slider:active {
+      color: #eeeeec;
+      outline-color: rgba(238, 238, 236, 0.3);
+      border-color: #1c1f1f;
+      background-image: linear-gradient(to bottom, #232727, #292d2d 40%, #2d3232);
+      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);
       border: 1px solid #14375d; }
-    .osd scale slider, .osd
-    .scale.scale-has-marks-above.scale-has-marks-below slider, .osd
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below slider {
+    .osd scale trough slider, .osd
+    scale.scale-has-marks-above.scale-has-marks-below trough slider, .osd
+    scale.vertical.scale-has-marks-above.scale-has-marks-below trough slider {
       color: #eeeeec;
       border-color: rgba(0, 0, 0, 0.7);
       background-image: linear-gradient(to bottom, rgba(32, 37, 38, 0.7));
@@ -2985,9 +2992,9 @@ scale,
       icon-shadow: 0 1px black;
       outline-color: rgba(238, 238, 236, 0.3);
       background-color: #202526; }
-      .osd scale slider:hover, .osd
-      .scale.scale-has-marks-above.scale-has-marks-below slider:hover, .osd
-      .scale.vertical.scale-has-marks-above.scale-has-marks-below slider:hover {
+      .osd scale trough slider:hover, .osd
+      scale.scale-has-marks-above.scale-has-marks-below trough slider:hover, .osd
+      scale.vertical.scale-has-marks-above.scale-has-marks-below trough slider:hover {
         color: white;
         border-color: rgba(0, 0, 0, 0.7);
         background-image: linear-gradient(to bottom, rgba(60, 69, 71, 0.7));
@@ -2996,9 +3003,9 @@ scale,
         text-shadow: 0 1px black;
         icon-shadow: 0 1px black;
         outline-color: rgba(238, 238, 236, 0.3); }
-      .osd scale slider:active, .osd
-      .scale.scale-has-marks-above.scale-has-marks-below slider:active, .osd
-      .scale.vertical.scale-has-marks-above.scale-has-marks-below slider:active {
+      .osd scale trough slider:active, .osd
+      scale.scale-has-marks-above.scale-has-marks-below trough slider:active, .osd
+      scale.vertical.scale-has-marks-above.scale-has-marks-below trough slider:active {
         color: white;
         border-color: rgba(0, 0, 0, 0.7);
         background-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.7));
@@ -3007,9 +3014,9 @@ scale,
         text-shadow: none;
         icon-shadow: none;
         outline-color: rgba(238, 238, 236, 0.3); }
-      .osd scale slider:backdrop, .osd
-      .scale.scale-has-marks-above.scale-has-marks-below slider:backdrop, .osd
-      .scale.vertical.scale-has-marks-above.scale-has-marks-below slider:backdrop {
+      .osd scale trough slider:backdrop, .osd
+      scale.scale-has-marks-above.scale-has-marks-below trough slider:backdrop, .osd
+      scale.vertical.scale-has-marks-above.scale-has-marks-below trough slider:backdrop {
         color: #eeeeec;
         border-color: rgba(0, 0, 0, 0.7);
         background-image: linear-gradient(to bottom, rgba(32, 37, 38, 0.7));
@@ -3018,54 +3025,54 @@ scale,
         text-shadow: none;
         icon-shadow: none; }
   scale trough,
-  .scale.scale-has-marks-above.scale-has-marks-below trough,
-  .scale.vertical.scale-has-marks-above.scale-has-marks-below trough {
+  scale.scale-has-marks-above.scale-has-marks-below trough,
+  scale.vertical.scale-has-marks-above.scale-has-marks-below trough {
     margin: 10px;
     border: 1px solid #1c1f1f;
     border-radius: 3px;
     background-color: #2d3232;
     box-shadow: inset 1px 1px rgba(0, 0, 0, 0.1), 0 1px rgba(238, 238, 236, 0.1); }
     scale trough.highlight,
-    .scale.scale-has-marks-above.scale-has-marks-below trough.highlight,
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below trough.highlight {
+    scale.scale-has-marks-above.scale-has-marks-below trough.highlight,
+    scale.vertical.scale-has-marks-above.scale-has-marks-below trough.highlight {
       background-image: linear-gradient(to bottom, #215d9c 2px, #266cb5);
       border-color: #0f2b48;
       box-shadow: 0 1px rgba(238, 238, 236, 0.1); }
       scale trough.highlight.vertical,
-      .scale.scale-has-marks-above.scale-has-marks-below trough.highlight.vertical,
-      .scale.vertical.scale-has-marks-above.scale-has-marks-below trough.highlight.vertical {
+      scale.scale-has-marks-above.scale-has-marks-below trough.highlight.vertical,
+      scale.vertical.scale-has-marks-above.scale-has-marks-below trough.highlight.vertical {
         background-image: linear-gradient(to right, #215d9c 2px, #266cb5); }
       scale trough.highlight:backdrop,
-      .scale.scale-has-marks-above.scale-has-marks-below trough.highlight:backdrop,
-      .scale.vertical.scale-has-marks-above.scale-has-marks-below trough.highlight:backdrop {
+      scale.scale-has-marks-above.scale-has-marks-below trough.highlight:backdrop,
+      scale.vertical.scale-has-marks-above.scale-has-marks-below trough.highlight:backdrop {
         border-color: #0f2b48;
         background-color: #215d9c;
         box-shadow: none; }
     scale trough:insensitive, scale trough.vertical:insensitive,
-    .scale.scale-has-marks-above.scale-has-marks-below trough:insensitive,
-    .scale.scale-has-marks-above.scale-has-marks-below trough.vertical:insensitive,
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below trough:insensitive,
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below trough.vertical:insensitive {
+    scale.scale-has-marks-above.scale-has-marks-below trough:insensitive,
+    scale.scale-has-marks-above.scale-has-marks-below trough.vertical:insensitive,
+    scale.vertical.scale-has-marks-above.scale-has-marks-below trough:insensitive,
+    scale.vertical.scale-has-marks-above.scale-has-marks-below trough.vertical:insensitive {
       border-color: #1c1f1f;
       background-image: none;
       background-color: #333636;
       box-shadow: 0 1px rgba(238, 238, 236, 0.1); }
     scale trough:backdrop,
-    .scale.scale-has-marks-above.scale-has-marks-below trough:backdrop,
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below trough:backdrop {
+    scale.scale-has-marks-above.scale-has-marks-below trough:backdrop,
+    scale.vertical.scale-has-marks-above.scale-has-marks-below trough:backdrop {
       border-color: #1f2222;
       background-color: #2b2f2f;
       box-shadow: none; }
     scale trough:backdrop:insensitive, scale trough .highlight:backdrop:insensitive,
-    .scale.scale-has-marks-above.scale-has-marks-below trough:backdrop:insensitive,
-    .scale.scale-has-marks-above.scale-has-marks-below trough .highlight:backdrop:insensitive,
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below trough:backdrop:insensitive,
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below trough .highlight:backdrop:insensitive {
+    scale.scale-has-marks-above.scale-has-marks-below trough:backdrop:insensitive,
+    scale.scale-has-marks-above.scale-has-marks-below trough .highlight:backdrop:insensitive,
+    scale.vertical.scale-has-marks-above.scale-has-marks-below trough:backdrop:insensitive,
+    scale.vertical.scale-has-marks-above.scale-has-marks-below trough .highlight:backdrop:insensitive {
       border-color: #1f2222;
       background-color: #333636; }
     .osd scale trough, .osd
-    .scale.scale-has-marks-above.scale-has-marks-below trough, .osd
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below trough {
+    scale.scale-has-marks-above.scale-has-marks-below trough, .osd
+    scale.vertical.scale-has-marks-above.scale-has-marks-below trough {
       border-color: rgba(0, 0, 0, 0.7);
       box-shadow: none;
       margin: 9px;
@@ -3073,61 +3080,63 @@ scale,
       outline-color: rgba(238, 238, 236, 0.2);
       outline-offset: -8px; }
       .osd scale trough.fine-tune, .osd
-      .scale.scale-has-marks-above.scale-has-marks-below trough.fine-tune, .osd
-      .scale.vertical.scale-has-marks-above.scale-has-marks-below trough.fine-tune {
+      scale.scale-has-marks-above.scale-has-marks-below trough.fine-tune, .osd
+      scale.vertical.scale-has-marks-above.scale-has-marks-below trough.fine-tune {
         margin: 7px; }
       .osd scale trough.highlight, .osd
-      .scale.scale-has-marks-above.scale-has-marks-below trough.highlight, .osd
-      .scale.vertical.scale-has-marks-above.scale-has-marks-below trough.highlight {
+      scale.scale-has-marks-above.scale-has-marks-below trough.highlight, .osd
+      scale.vertical.scale-has-marks-above.scale-has-marks-below trough.highlight {
         background-image: none;
         background-color: #215d9c; }
       .osd scale trough:insensitive, .osd scale trough:backdrop:insensitive, .osd
-      .scale.scale-has-marks-above.scale-has-marks-below trough:insensitive, .osd
-      .scale.scale-has-marks-above.scale-has-marks-below trough:backdrop:insensitive, .osd
-      .scale.vertical.scale-has-marks-above.scale-has-marks-below trough:insensitive, .osd
-      .scale.vertical.scale-has-marks-above.scale-has-marks-below trough:backdrop:insensitive {
+      scale.scale-has-marks-above.scale-has-marks-below trough:insensitive, .osd
+      scale.scale-has-marks-above.scale-has-marks-below trough:backdrop:insensitive, .osd
+      scale.vertical.scale-has-marks-above.scale-has-marks-below trough:insensitive, .osd
+      scale.vertical.scale-has-marks-above.scale-has-marks-below trough:backdrop:insensitive {
         border-color: transparent;
         background-color: transparent; }
       .osd scale trough:backdrop, .osd
-      .scale.scale-has-marks-above.scale-has-marks-below trough:backdrop, .osd
-      .scale.vertical.scale-has-marks-above.scale-has-marks-below trough:backdrop {
+      scale.scale-has-marks-above.scale-has-marks-below trough:backdrop, .osd
+      scale.vertical.scale-has-marks-above.scale-has-marks-below trough:backdrop {
         border-color: rgba(0, 0, 0, 0.7);
         background-image: none; }
   .list-row:selected scale, .list-row:selected
-  .scale.scale-has-marks-above.scale-has-marks-below, .list-row:selected
-  .scale.vertical.scale-has-marks-above.scale-has-marks-below {
+  scale.scale-has-marks-above.scale-has-marks-below, .list-row:selected
+  scale.vertical.scale-has-marks-above.scale-has-marks-below {
     border-color: #0f2b48;
     box-shadow: inset 1px 1px rgba(0, 0, 0, 0.1); }
     .list-row:selected scale:backdrop, .list-row:selected
-    .scale.scale-has-marks-above.scale-has-marks-below:backdrop, .list-row:selected
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below:backdrop {
+    scale.scale-has-marks-above.scale-has-marks-below:backdrop, .list-row:selected
+    scale.vertical.scale-has-marks-above.scale-has-marks-below:backdrop {
       box-shadow: none; }
     .list-row:selected scale.highlight:backdrop, .list-row:selected
-    .scale.scale-has-marks-above.scale-has-marks-below.highlight:backdrop, .list-row:selected
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below.highlight:backdrop {
+    scale.scale-has-marks-above.scale-has-marks-below.highlight:backdrop, .list-row:selected
+    scale.vertical.scale-has-marks-above.scale-has-marks-below.highlight:backdrop {
       border-color: #0f2b48; }
     .list-row:selected scale:insensitive, .list-row:selected scale.highlight:insensitive, .list-row:selected
-    .scale.scale-has-marks-above.scale-has-marks-below:insensitive, .list-row:selected
-    .scale.scale-has-marks-above.scale-has-marks-below.highlight:insensitive, .list-row:selected
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below:insensitive, .list-row:selected
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below.highlight:insensitive {
+    scale.scale-has-marks-above.scale-has-marks-below:insensitive, .list-row:selected
+    scale.scale-has-marks-above.scale-has-marks-below.highlight:insensitive, .list-row:selected
+    scale.vertical.scale-has-marks-above.scale-has-marks-below:insensitive, .list-row:selected
+    scale.vertical.scale-has-marks-above.scale-has-marks-below.highlight:insensitive {
       border-color: #215d9c;
       box-shadow: none;
       background-color: #90aece;
       background-image: none; }
       .list-row:selected scale:insensitive:backdrop, .list-row:selected 
scale.highlight:insensitive:backdrop, .list-row:selected
-      .scale.scale-has-marks-above.scale-has-marks-below:insensitive:backdrop, .list-row:selected
-      .scale.scale-has-marks-above.scale-has-marks-below.highlight:insensitive:backdrop, .list-row:selected
-      .scale.vertical.scale-has-marks-above.scale-has-marks-below:insensitive:backdrop, .list-row:selected
-      .scale.vertical.scale-has-marks-above.scale-has-marks-below.highlight:insensitive:backdrop {
+      scale.scale-has-marks-above.scale-has-marks-below:insensitive:backdrop, .list-row:selected
+      scale.scale-has-marks-above.scale-has-marks-below.highlight:insensitive:backdrop, .list-row:selected
+      scale.vertical.scale-has-marks-above.scale-has-marks-below:insensitive:backdrop, .list-row:selected
+      scale.vertical.scale-has-marks-above.scale-has-marks-below.highlight:insensitive:backdrop {
         background-color: #90aece; }
 
+scale marks {
+  color: alpha(currentColor,0.5); }
+
 scale.scale-has-marks-below {
   -GtkScale-slider-length: 20;
   -GtkRange-slider-width: 24;
-  -GtkRange-trough-border: 2;
-  color: alpha(currentColor,0.5); }
-  scale.scale-has-marks-below slider {
+  -GtkRange-trough-border: 2; }
+  scale.scale-has-marks-below trough slider {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3135,7 +3144,7 @@ scale.scale-has-marks-below {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.scale-has-marks-below slider:hover {
+  scale.scale-has-marks-below trough slider:hover {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3143,7 +3152,7 @@ scale.scale-has-marks-below {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.scale-has-marks-below slider:active {
+  scale.scale-has-marks-below trough slider:active {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3151,7 +3160,7 @@ scale.scale-has-marks-below {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.scale-has-marks-below slider:insensitive {
+  scale.scale-has-marks-below trough slider:insensitive {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3159,7 +3168,7 @@ scale.scale-has-marks-below {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.scale-has-marks-below slider:backdrop {
+  scale.scale-has-marks-below trough slider:backdrop {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3167,7 +3176,7 @@ scale.scale-has-marks-below {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.scale-has-marks-below slider:backdrop:insensitive {
+  scale.scale-has-marks-below trough slider:backdrop:insensitive {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3179,9 +3188,8 @@ scale.scale-has-marks-below {
 scale.scale-has-marks-above {
   -GtkScale-slider-length: 20;
   -GtkRange-slider-width: 24;
-  -GtkRange-trough-border: 2;
-  color: alpha(currentColor,0.5); }
-  scale.scale-has-marks-above slider {
+  -GtkRange-trough-border: 2; }
+  scale.scale-has-marks-above trough slider {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3189,7 +3197,7 @@ scale.scale-has-marks-above {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.scale-has-marks-above slider:hover {
+  scale.scale-has-marks-above trough slider:hover {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3197,7 +3205,7 @@ scale.scale-has-marks-above {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.scale-has-marks-above slider:active {
+  scale.scale-has-marks-above trough slider:active {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3205,7 +3213,7 @@ scale.scale-has-marks-above {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.scale-has-marks-above slider:insensitive {
+  scale.scale-has-marks-above trough slider:insensitive {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3213,7 +3221,7 @@ scale.scale-has-marks-above {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.scale-has-marks-above slider:backdrop {
+  scale.scale-has-marks-above trough slider:backdrop {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3221,7 +3229,7 @@ scale.scale-has-marks-above {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.scale-has-marks-above slider:backdrop:insensitive {
+  scale.scale-has-marks-above trough slider:backdrop:insensitive {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3233,9 +3241,8 @@ scale.scale-has-marks-above {
 scale.vertical.scale-has-marks-below {
   -GtkScale-slider-length: 20;
   -GtkRange-slider-width: 24;
-  -GtkRange-trough-border: 2;
-  color: alpha(currentColor,0.5); }
-  scale.vertical.scale-has-marks-below slider {
+  -GtkRange-trough-border: 2; }
+  scale.vertical.scale-has-marks-below trough slider {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3243,7 +3250,7 @@ scale.vertical.scale-has-marks-below {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.vertical.scale-has-marks-below slider:hover {
+  scale.vertical.scale-has-marks-below trough slider:hover {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3251,7 +3258,7 @@ scale.vertical.scale-has-marks-below {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.vertical.scale-has-marks-below slider:active {
+  scale.vertical.scale-has-marks-below trough slider:active {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3259,7 +3266,7 @@ scale.vertical.scale-has-marks-below {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.vertical.scale-has-marks-below slider:insensitive {
+  scale.vertical.scale-has-marks-below trough slider:insensitive {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3267,7 +3274,7 @@ scale.vertical.scale-has-marks-below {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.vertical.scale-has-marks-below slider:backdrop {
+  scale.vertical.scale-has-marks-below trough slider:backdrop {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3275,7 +3282,7 @@ scale.vertical.scale-has-marks-below {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.vertical.scale-has-marks-below slider:backdrop:insensitive {
+  scale.vertical.scale-has-marks-below trough slider:backdrop:insensitive {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3287,9 +3294,8 @@ scale.vertical.scale-has-marks-below {
 scale.vertical.scale-has-marks-above {
   -GtkScale-slider-length: 20;
   -GtkRange-slider-width: 24;
-  -GtkRange-trough-border: 2;
-  color: alpha(currentColor,0.5); }
-  scale.vertical.scale-has-marks-above slider {
+  -GtkRange-trough-border: 2; }
+  scale.vertical.scale-has-marks-above trough slider {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3297,7 +3303,7 @@ scale.vertical.scale-has-marks-above {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.vertical.scale-has-marks-above slider:hover {
+  scale.vertical.scale-has-marks-above trough slider:hover {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3305,7 +3311,7 @@ scale.vertical.scale-has-marks-above {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.vertical.scale-has-marks-above slider:active {
+  scale.vertical.scale-has-marks-above trough slider:active {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3313,7 +3319,7 @@ scale.vertical.scale-has-marks-above {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.vertical.scale-has-marks-above slider:insensitive {
+  scale.vertical.scale-has-marks-above trough slider:insensitive {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3321,7 +3327,7 @@ scale.vertical.scale-has-marks-above {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.vertical.scale-has-marks-above slider:backdrop {
+  scale.vertical.scale-has-marks-above trough slider:backdrop {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3329,7 +3335,7 @@ scale.vertical.scale-has-marks-above {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.vertical.scale-has-marks-above slider:backdrop:insensitive {
+  scale.vertical.scale-has-marks-above trough slider:backdrop:insensitive {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
diff --git a/gtk/theme/Adwaita/gtk-contained.css b/gtk/theme/Adwaita/gtk-contained.css
index d2b14a8..b09c6ab 100644
--- a/gtk/theme/Adwaita/gtk-contained.css
+++ b/gtk/theme/Adwaita/gtk-contained.css
@@ -3059,26 +3059,26 @@ checkbutton.text-button, radiobutton.text-button {
  * GtkScale *
  ************/
 scale,
-.scale.scale-has-marks-above.scale-has-marks-below,
-.scale.vertical.scale-has-marks-above.scale-has-marks-below {
+scale.scale-has-marks-above.scale-has-marks-below,
+scale.vertical.scale-has-marks-above.scale-has-marks-below {
   -GtkScale-slider-length: 20;
   -GtkRange-slider-width: 20;
   -GtkRange-trough-border: 2;
   outline-offset: -9px;
   outline-radius: 4px; }
   scale.fine-tune,
-  .scale.scale-has-marks-above.scale-has-marks-below.fine-tune,
-  .scale.vertical.scale-has-marks-above.scale-has-marks-below.fine-tune {
+  scale.scale-has-marks-above.scale-has-marks-below.fine-tune,
+  scale.vertical.scale-has-marks-above.scale-has-marks-below.fine-tune {
     outline-offset: -7px;
     outline-radius: 6px; }
     scale.fine-tune trough,
-    .scale.scale-has-marks-above.scale-has-marks-below.fine-tune trough,
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below.fine-tune trough {
+    scale.scale-has-marks-above.scale-has-marks-below.fine-tune trough,
+    scale.vertical.scale-has-marks-above.scale-has-marks-below.fine-tune trough {
       margin: 8px;
       border-radius: 4px; }
-  scale slider,
-  .scale.scale-has-marks-above.scale-has-marks-below slider,
-  .scale.vertical.scale-has-marks-above.scale-has-marks-below slider {
+  scale trough slider,
+  scale.scale-has-marks-above.scale-has-marks-below trough slider,
+  scale.vertical.scale-has-marks-above.scale-has-marks-below trough slider {
     color: #2e3436;
     outline-color: rgba(46, 52, 54, 0.3);
     border-color: #a1a1a1;
@@ -3090,9 +3090,9 @@ scale,
     border-radius: 50%;
     border-color: #999999;
     box-shadow: inset 0 1px white, inset 0 -2px #ededed, inset 0 -1px #c7c7c7; }
-    scale slider:hover,
-    .scale.scale-has-marks-above.scale-has-marks-below slider:hover,
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below slider:hover {
+    scale trough slider:hover,
+    scale.scale-has-marks-above.scale-has-marks-below trough slider:hover,
+    scale.vertical.scale-has-marks-above.scale-has-marks-below trough slider:hover {
       color: #2e3436;
       outline-color: rgba(46, 52, 54, 0.3);
       border-color: #a1a1a1;
@@ -3103,41 +3103,48 @@ scale,
       border-color: #999999;
       border-radius: 50%;
       box-shadow: inset 0 1px white, inset 0 -2px white, inset 0 -1px #d6d6d6; }
-    scale slider:insensitive,
-    .scale.scale-has-marks-above.scale-has-marks-below slider:insensitive,
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below slider:insensitive {
+    scale trough slider:insensitive,
+    scale.scale-has-marks-above.scale-has-marks-below trough slider:insensitive,
+    scale.vertical.scale-has-marks-above.scale-has-marks-below trough slider:insensitive {
       border-style: solid;
       border-radius: 50%;
       background-image: linear-gradient(to bottom, #f4f4f4);
       box-shadow: none; }
-    scale slider:backdrop,
-    .scale.scale-has-marks-above.scale-has-marks-below slider:backdrop,
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below slider:backdrop {
+    scale trough slider:backdrop,
+    scale.scale-has-marks-above.scale-has-marks-below trough slider:backdrop,
+    scale.vertical.scale-has-marks-above.scale-has-marks-below trough slider:backdrop {
       border-style: solid;
       border-radius: 50%;
       border-color: #a1a1a1;
       background-image: linear-gradient(to bottom, #ededed);
       box-shadow: none; }
-    scale slider:backdrop:insensitive,
-    .scale.scale-has-marks-above.scale-has-marks-below slider:backdrop:insensitive,
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below slider:backdrop:insensitive {
+    scale trough slider:backdrop:insensitive,
+    scale.scale-has-marks-above.scale-has-marks-below trough slider:backdrop:insensitive,
+    scale.vertical.scale-has-marks-above.scale-has-marks-below trough slider:backdrop:insensitive {
       color: #c7c7c7;
       border-color: darkgray;
       background-image: linear-gradient(to bottom, #f4f4f4);
       text-shadow: none;
       icon-shadow: none;
       box-shadow: inset 0 1px rgba(255, 255, 255, 0), 0 1px rgba(255, 255, 255, 0); }
-      scale slider:backdrop:insensitive > .label,
-      .scale.scale-has-marks-above.scale-has-marks-below slider:backdrop:insensitive > .label,
-      .scale.vertical.scale-has-marks-above.scale-has-marks-below slider:backdrop:insensitive > .label {
+      scale trough slider:backdrop:insensitive > .label,
+      scale.scale-has-marks-above.scale-has-marks-below trough slider:backdrop:insensitive > .label,
+      scale.vertical.scale-has-marks-above.scale-has-marks-below trough slider:backdrop:insensitive > .label 
{
         color: inherit; }
-    scale slider:active,
-    .scale.scale-has-marks-above.scale-has-marks-below slider:active,
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below slider:active {
+    scale trough slider:active,
+    scale.scale-has-marks-above.scale-has-marks-below trough slider:active,
+    scale.vertical.scale-has-marks-above.scale-has-marks-below trough slider:active {
+      color: #2e3436;
+      outline-color: rgba(46, 52, 54, 0.3);
+      border-color: #a1a1a1;
+      background-image: linear-gradient(to bottom, #d6d6d6, gainsboro 40%, #e0e0e0);
+      text-shadow: 0 1px rgba(255, 255, 255, 0.76923);
+      icon-shadow: 0 1px rgba(255, 255, 255, 0.76923);
+      box-shadow: inset 0 1px rgba(0, 0, 0, 0.07), inset 0 2px 1px -2px rgba(0, 0, 0, 0.6), 0 1px white;
       border: 1px solid #153d65; }
-    .osd scale slider, .osd
-    .scale.scale-has-marks-above.scale-has-marks-below slider, .osd
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below slider {
+    .osd scale trough slider, .osd
+    scale.scale-has-marks-above.scale-has-marks-below trough slider, .osd
+    scale.vertical.scale-has-marks-above.scale-has-marks-below trough slider {
       color: #eeeeec;
       border-color: rgba(0, 0, 0, 0.7);
       background-image: linear-gradient(to bottom, rgba(32, 37, 38, 0.7));
@@ -3147,9 +3154,9 @@ scale,
       icon-shadow: 0 1px black;
       outline-color: rgba(238, 238, 236, 0.3);
       background-color: #202526; }
-      .osd scale slider:hover, .osd
-      .scale.scale-has-marks-above.scale-has-marks-below slider:hover, .osd
-      .scale.vertical.scale-has-marks-above.scale-has-marks-below slider:hover {
+      .osd scale trough slider:hover, .osd
+      scale.scale-has-marks-above.scale-has-marks-below trough slider:hover, .osd
+      scale.vertical.scale-has-marks-above.scale-has-marks-below trough slider:hover {
         color: white;
         border-color: rgba(0, 0, 0, 0.7);
         background-image: linear-gradient(to bottom, rgba(60, 69, 71, 0.7));
@@ -3158,9 +3165,9 @@ scale,
         text-shadow: 0 1px black;
         icon-shadow: 0 1px black;
         outline-color: rgba(238, 238, 236, 0.3); }
-      .osd scale slider:active, .osd
-      .scale.scale-has-marks-above.scale-has-marks-below slider:active, .osd
-      .scale.vertical.scale-has-marks-above.scale-has-marks-below slider:active {
+      .osd scale trough slider:active, .osd
+      scale.scale-has-marks-above.scale-has-marks-below trough slider:active, .osd
+      scale.vertical.scale-has-marks-above.scale-has-marks-below trough slider:active {
         color: white;
         border-color: rgba(0, 0, 0, 0.7);
         background-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.7));
@@ -3169,9 +3176,9 @@ scale,
         text-shadow: none;
         icon-shadow: none;
         outline-color: rgba(238, 238, 236, 0.3); }
-      .osd scale slider:backdrop, .osd
-      .scale.scale-has-marks-above.scale-has-marks-below slider:backdrop, .osd
-      .scale.vertical.scale-has-marks-above.scale-has-marks-below slider:backdrop {
+      .osd scale trough slider:backdrop, .osd
+      scale.scale-has-marks-above.scale-has-marks-below trough slider:backdrop, .osd
+      scale.vertical.scale-has-marks-above.scale-has-marks-below trough slider:backdrop {
         color: #eeeeec;
         border-color: rgba(0, 0, 0, 0.7);
         background-image: linear-gradient(to bottom, rgba(32, 37, 38, 0.7));
@@ -3180,54 +3187,54 @@ scale,
         text-shadow: none;
         icon-shadow: none; }
   scale trough,
-  .scale.scale-has-marks-above.scale-has-marks-below trough,
-  .scale.vertical.scale-has-marks-above.scale-has-marks-below trough {
+  scale.scale-has-marks-above.scale-has-marks-below trough,
+  scale.vertical.scale-has-marks-above.scale-has-marks-below trough {
     margin: 10px;
     border: 1px solid #a1a1a1;
     border-radius: 3px;
     background-color: #cfcfcf;
     box-shadow: inset 1px 1px rgba(0, 0, 0, 0.1), 0 1px white; }
     scale trough.highlight,
-    .scale.scale-has-marks-above.scale-has-marks-below trough.highlight,
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below trough.highlight {
+    scale.scale-has-marks-above.scale-has-marks-below trough.highlight,
+    scale.vertical.scale-has-marks-above.scale-has-marks-below trough.highlight {
       background-image: linear-gradient(to bottom, #4a90d9 2px, #63a0de);
       border-color: #184472;
       box-shadow: 0 1px white; }
       scale trough.highlight.vertical,
-      .scale.scale-has-marks-above.scale-has-marks-below trough.highlight.vertical,
-      .scale.vertical.scale-has-marks-above.scale-has-marks-below trough.highlight.vertical {
+      scale.scale-has-marks-above.scale-has-marks-below trough.highlight.vertical,
+      scale.vertical.scale-has-marks-above.scale-has-marks-below trough.highlight.vertical {
         background-image: linear-gradient(to right, #4a90d9 2px, #63a0de); }
       scale trough.highlight:backdrop,
-      .scale.scale-has-marks-above.scale-has-marks-below trough.highlight:backdrop,
-      .scale.vertical.scale-has-marks-above.scale-has-marks-below trough.highlight:backdrop {
+      scale.scale-has-marks-above.scale-has-marks-below trough.highlight:backdrop,
+      scale.vertical.scale-has-marks-above.scale-has-marks-below trough.highlight:backdrop {
         border-color: #4a90d9;
         background-color: #4a90d9;
         box-shadow: none; }
     scale trough:insensitive, scale trough.vertical:insensitive,
-    .scale.scale-has-marks-above.scale-has-marks-below trough:insensitive,
-    .scale.scale-has-marks-above.scale-has-marks-below trough.vertical:insensitive,
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below trough:insensitive,
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below trough.vertical:insensitive {
+    scale.scale-has-marks-above.scale-has-marks-below trough:insensitive,
+    scale.scale-has-marks-above.scale-has-marks-below trough.vertical:insensitive,
+    scale.vertical.scale-has-marks-above.scale-has-marks-below trough:insensitive,
+    scale.vertical.scale-has-marks-above.scale-has-marks-below trough.vertical:insensitive {
       border-color: #a1a1a1;
       background-image: none;
       background-color: #f4f4f4;
       box-shadow: 0 1px white; }
     scale trough:backdrop,
-    .scale.scale-has-marks-above.scale-has-marks-below trough:backdrop,
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below trough:backdrop {
+    scale.scale-has-marks-above.scale-has-marks-below trough:backdrop,
+    scale.vertical.scale-has-marks-above.scale-has-marks-below trough:backdrop {
       border-color: darkgray;
       background-color: #c7c7c7;
       box-shadow: none; }
     scale trough:backdrop:insensitive, scale trough .highlight:backdrop:insensitive,
-    .scale.scale-has-marks-above.scale-has-marks-below trough:backdrop:insensitive,
-    .scale.scale-has-marks-above.scale-has-marks-below trough .highlight:backdrop:insensitive,
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below trough:backdrop:insensitive,
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below trough .highlight:backdrop:insensitive {
+    scale.scale-has-marks-above.scale-has-marks-below trough:backdrop:insensitive,
+    scale.scale-has-marks-above.scale-has-marks-below trough .highlight:backdrop:insensitive,
+    scale.vertical.scale-has-marks-above.scale-has-marks-below trough:backdrop:insensitive,
+    scale.vertical.scale-has-marks-above.scale-has-marks-below trough .highlight:backdrop:insensitive {
       border-color: darkgray;
       background-color: #f4f4f4; }
     .osd scale trough, .osd
-    .scale.scale-has-marks-above.scale-has-marks-below trough, .osd
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below trough {
+    scale.scale-has-marks-above.scale-has-marks-below trough, .osd
+    scale.vertical.scale-has-marks-above.scale-has-marks-below trough {
       border-color: rgba(0, 0, 0, 0.7);
       box-shadow: none;
       margin: 9px;
@@ -3235,61 +3242,63 @@ scale,
       outline-color: rgba(238, 238, 236, 0.2);
       outline-offset: -8px; }
       .osd scale trough.fine-tune, .osd
-      .scale.scale-has-marks-above.scale-has-marks-below trough.fine-tune, .osd
-      .scale.vertical.scale-has-marks-above.scale-has-marks-below trough.fine-tune {
+      scale.scale-has-marks-above.scale-has-marks-below trough.fine-tune, .osd
+      scale.vertical.scale-has-marks-above.scale-has-marks-below trough.fine-tune {
         margin: 7px; }
       .osd scale trough.highlight, .osd
-      .scale.scale-has-marks-above.scale-has-marks-below trough.highlight, .osd
-      .scale.vertical.scale-has-marks-above.scale-has-marks-below trough.highlight {
+      scale.scale-has-marks-above.scale-has-marks-below trough.highlight, .osd
+      scale.vertical.scale-has-marks-above.scale-has-marks-below trough.highlight {
         background-image: none;
         background-color: #4a90d9; }
       .osd scale trough:insensitive, .osd scale trough:backdrop:insensitive, .osd
-      .scale.scale-has-marks-above.scale-has-marks-below trough:insensitive, .osd
-      .scale.scale-has-marks-above.scale-has-marks-below trough:backdrop:insensitive, .osd
-      .scale.vertical.scale-has-marks-above.scale-has-marks-below trough:insensitive, .osd
-      .scale.vertical.scale-has-marks-above.scale-has-marks-below trough:backdrop:insensitive {
+      scale.scale-has-marks-above.scale-has-marks-below trough:insensitive, .osd
+      scale.scale-has-marks-above.scale-has-marks-below trough:backdrop:insensitive, .osd
+      scale.vertical.scale-has-marks-above.scale-has-marks-below trough:insensitive, .osd
+      scale.vertical.scale-has-marks-above.scale-has-marks-below trough:backdrop:insensitive {
         border-color: transparent;
         background-color: transparent; }
       .osd scale trough:backdrop, .osd
-      .scale.scale-has-marks-above.scale-has-marks-below trough:backdrop, .osd
-      .scale.vertical.scale-has-marks-above.scale-has-marks-below trough:backdrop {
+      scale.scale-has-marks-above.scale-has-marks-below trough:backdrop, .osd
+      scale.vertical.scale-has-marks-above.scale-has-marks-below trough:backdrop {
         border-color: rgba(0, 0, 0, 0.7);
         background-image: none; }
   .list-row:selected scale, .list-row:selected
-  .scale.scale-has-marks-above.scale-has-marks-below, .list-row:selected
-  .scale.vertical.scale-has-marks-above.scale-has-marks-below {
+  scale.scale-has-marks-above.scale-has-marks-below, .list-row:selected
+  scale.vertical.scale-has-marks-above.scale-has-marks-below {
     border-color: #184472;
     box-shadow: inset 1px 1px rgba(0, 0, 0, 0.1); }
     .list-row:selected scale:backdrop, .list-row:selected
-    .scale.scale-has-marks-above.scale-has-marks-below:backdrop, .list-row:selected
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below:backdrop {
+    scale.scale-has-marks-above.scale-has-marks-below:backdrop, .list-row:selected
+    scale.vertical.scale-has-marks-above.scale-has-marks-below:backdrop {
       box-shadow: none; }
     .list-row:selected scale.highlight:backdrop, .list-row:selected
-    .scale.scale-has-marks-above.scale-has-marks-below.highlight:backdrop, .list-row:selected
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below.highlight:backdrop {
+    scale.scale-has-marks-above.scale-has-marks-below.highlight:backdrop, .list-row:selected
+    scale.vertical.scale-has-marks-above.scale-has-marks-below.highlight:backdrop {
       border-color: #184472; }
     .list-row:selected scale:insensitive, .list-row:selected scale.highlight:insensitive, .list-row:selected
-    .scale.scale-has-marks-above.scale-has-marks-below:insensitive, .list-row:selected
-    .scale.scale-has-marks-above.scale-has-marks-below.highlight:insensitive, .list-row:selected
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below:insensitive, .list-row:selected
-    .scale.vertical.scale-has-marks-above.scale-has-marks-below.highlight:insensitive {
+    scale.scale-has-marks-above.scale-has-marks-below:insensitive, .list-row:selected
+    scale.scale-has-marks-above.scale-has-marks-below.highlight:insensitive, .list-row:selected
+    scale.vertical.scale-has-marks-above.scale-has-marks-below:insensitive, .list-row:selected
+    scale.vertical.scale-has-marks-above.scale-has-marks-below.highlight:insensitive {
       border-color: #4a90d9;
       box-shadow: none;
       background-color: #a5c8ec;
       background-image: none; }
       .list-row:selected scale:insensitive:backdrop, .list-row:selected 
scale.highlight:insensitive:backdrop, .list-row:selected
-      .scale.scale-has-marks-above.scale-has-marks-below:insensitive:backdrop, .list-row:selected
-      .scale.scale-has-marks-above.scale-has-marks-below.highlight:insensitive:backdrop, .list-row:selected
-      .scale.vertical.scale-has-marks-above.scale-has-marks-below:insensitive:backdrop, .list-row:selected
-      .scale.vertical.scale-has-marks-above.scale-has-marks-below.highlight:insensitive:backdrop {
+      scale.scale-has-marks-above.scale-has-marks-below:insensitive:backdrop, .list-row:selected
+      scale.scale-has-marks-above.scale-has-marks-below.highlight:insensitive:backdrop, .list-row:selected
+      scale.vertical.scale-has-marks-above.scale-has-marks-below:insensitive:backdrop, .list-row:selected
+      scale.vertical.scale-has-marks-above.scale-has-marks-below.highlight:insensitive:backdrop {
         background-color: #a5c8ec; }
 
+scale marks {
+  color: alpha(currentColor,0.5); }
+
 scale.scale-has-marks-below {
   -GtkScale-slider-length: 20;
   -GtkRange-slider-width: 24;
-  -GtkRange-trough-border: 2;
-  color: alpha(currentColor,0.5); }
-  scale.scale-has-marks-below slider {
+  -GtkRange-trough-border: 2; }
+  scale.scale-has-marks-below trough slider {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3297,7 +3306,7 @@ scale.scale-has-marks-below {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.scale-has-marks-below slider:hover {
+  scale.scale-has-marks-below trough slider:hover {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3305,7 +3314,7 @@ scale.scale-has-marks-below {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.scale-has-marks-below slider:active {
+  scale.scale-has-marks-below trough slider:active {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3313,7 +3322,7 @@ scale.scale-has-marks-below {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.scale-has-marks-below slider:insensitive {
+  scale.scale-has-marks-below trough slider:insensitive {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3321,7 +3330,7 @@ scale.scale-has-marks-below {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.scale-has-marks-below slider:backdrop {
+  scale.scale-has-marks-below trough slider:backdrop {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3329,7 +3338,7 @@ scale.scale-has-marks-below {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.scale-has-marks-below slider:backdrop:insensitive {
+  scale.scale-has-marks-below trough slider:backdrop:insensitive {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3341,9 +3350,8 @@ scale.scale-has-marks-below {
 scale.scale-has-marks-above {
   -GtkScale-slider-length: 20;
   -GtkRange-slider-width: 24;
-  -GtkRange-trough-border: 2;
-  color: alpha(currentColor,0.5); }
-  scale.scale-has-marks-above slider {
+  -GtkRange-trough-border: 2; }
+  scale.scale-has-marks-above trough slider {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3351,7 +3359,7 @@ scale.scale-has-marks-above {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.scale-has-marks-above slider:hover {
+  scale.scale-has-marks-above trough slider:hover {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3359,7 +3367,7 @@ scale.scale-has-marks-above {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.scale-has-marks-above slider:active {
+  scale.scale-has-marks-above trough slider:active {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3367,7 +3375,7 @@ scale.scale-has-marks-above {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.scale-has-marks-above slider:insensitive {
+  scale.scale-has-marks-above trough slider:insensitive {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3375,7 +3383,7 @@ scale.scale-has-marks-above {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.scale-has-marks-above slider:backdrop {
+  scale.scale-has-marks-above trough slider:backdrop {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3383,7 +3391,7 @@ scale.scale-has-marks-above {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.scale-has-marks-above slider:backdrop:insensitive {
+  scale.scale-has-marks-above trough slider:backdrop:insensitive {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3395,9 +3403,8 @@ scale.scale-has-marks-above {
 scale.vertical.scale-has-marks-below {
   -GtkScale-slider-length: 20;
   -GtkRange-slider-width: 24;
-  -GtkRange-trough-border: 2;
-  color: alpha(currentColor,0.5); }
-  scale.vertical.scale-has-marks-below slider {
+  -GtkRange-trough-border: 2; }
+  scale.vertical.scale-has-marks-below trough slider {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3405,7 +3412,7 @@ scale.vertical.scale-has-marks-below {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.vertical.scale-has-marks-below slider:hover {
+  scale.vertical.scale-has-marks-below trough slider:hover {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3413,7 +3420,7 @@ scale.vertical.scale-has-marks-below {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.vertical.scale-has-marks-below slider:active {
+  scale.vertical.scale-has-marks-below trough slider:active {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3421,7 +3428,7 @@ scale.vertical.scale-has-marks-below {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.vertical.scale-has-marks-below slider:insensitive {
+  scale.vertical.scale-has-marks-below trough slider:insensitive {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3429,7 +3436,7 @@ scale.vertical.scale-has-marks-below {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.vertical.scale-has-marks-below slider:backdrop {
+  scale.vertical.scale-has-marks-below trough slider:backdrop {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3437,7 +3444,7 @@ scale.vertical.scale-has-marks-below {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.vertical.scale-has-marks-below slider:backdrop:insensitive {
+  scale.vertical.scale-has-marks-below trough slider:backdrop:insensitive {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3449,9 +3456,8 @@ scale.vertical.scale-has-marks-below {
 scale.vertical.scale-has-marks-above {
   -GtkScale-slider-length: 20;
   -GtkRange-slider-width: 24;
-  -GtkRange-trough-border: 2;
-  color: alpha(currentColor,0.5); }
-  scale.vertical.scale-has-marks-above slider {
+  -GtkRange-trough-border: 2; }
+  scale.vertical.scale-has-marks-above trough slider {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3459,7 +3465,7 @@ scale.vertical.scale-has-marks-above {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.vertical.scale-has-marks-above slider:hover {
+  scale.vertical.scale-has-marks-above trough slider:hover {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3467,7 +3473,7 @@ scale.vertical.scale-has-marks-above {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.vertical.scale-has-marks-above slider:active {
+  scale.vertical.scale-has-marks-above trough slider:active {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3475,7 +3481,7 @@ scale.vertical.scale-has-marks-above {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.vertical.scale-has-marks-above slider:insensitive {
+  scale.vertical.scale-has-marks-above trough slider:insensitive {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3483,7 +3489,7 @@ scale.vertical.scale-has-marks-above {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.vertical.scale-has-marks-above slider:backdrop {
+  scale.vertical.scale-has-marks-above trough slider:backdrop {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
@@ -3491,7 +3497,7 @@ scale.vertical.scale-has-marks-above {
     background-repeat: no-repeat;
     background-position: center;
     box-shadow: none; }
-  scale.vertical.scale-has-marks-above slider:backdrop:insensitive {
+  scale.vertical.scale-has-marks-above trough slider:backdrop:insensitive {
     border-style: none;
     border-radius: 0;
     background-color: transparent;
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