Warning, /plasma/breeze-gtk/src/gtk4/widgets/_progressbar.scss is written in an unsupported language. File is not indexed.

 @charset "UTF-8";
 
 /*****************
  * Progress bars *
  *****************/
 progressbar {
         // sizing
         &.horizontal {
                 trough,
                 progress {
                         min-height: 4px;
                 }
         }
 
         &.vertical {
                 trough,
                 progress {
                         min-width: 4px;
                 }
         }
 
         // FIXME: insensitive state missing and some other state should be set probably
         font-size: smaller;
         color: gtkalpha(
                 gtk("@theme_button_foreground_normal"),
                 0.3
         );
 
         trough {
                 border: 1px solid;
                 border-radius: $r;
                 background: gtkoverlay(
                         gtk("@theme_bg_color"),
                         gtkalpha(gtk("@theme_button_foreground_normal"), 0.5*0.2)
                 );
 
                 border-color: gtkalpha(
                         gtk("@theme_button_foreground_normal"),
                         0.2
                 );
         }
 
         progress {
                 border: 1px solid;
                 margin: -1px;
                 border-radius: $r;
                 box-shadow: none; //needed for clipping
                 background: gtkoverlay(
                         gtk("@theme_bg_color"),
                         gtkalpha(gtk("@theme_button_decoration_hover"), 0.5)
                 );
 
                 border: 1px solid gtk("@theme_button_decoration_hover");
         }
 
         &:backdrop progress {
                 background: gtkoverlay(
                         gtk("@theme_bg_color"),
                         gtkalpha(gtk("@theme_unfocused_selected_bg_color"), 0.5)
                 );
 
                 border-color: gtk(
                         "@theme_unfocused_selected_bg_color"
                 );
         } // states not passed here as well
 
         &.osd {
                 // progressbar.osd used for epiphany page loading progress
                 background-color: transparent;
         }
 }
 
 treeview.view {
         &.progressbar {
                 border: 0px solid transparent;
                 border-radius: $r;
                 background-color: gtk("@theme_selected_bg_color");
                 color: gtk("@theme_selected_fg_color");
                 background-image: none;
                 &:selected {
                         &:focus,
                         & {
                                 background-color: gtkalpha(
                                         gtk("@theme_selected_bg_color"),
                                         0.25
                                 );
                         }
                 }
         }
         &.trough {
                 background-color: $trough_color;
                 &:selected {
                         &:focus,
                         & {
                                 background-color: gtkalpha(
                                         gtk("@theme_selected_fg_color"),
                                         0.3
                                 );
                         }
                 }
         }
 }
 
 /*************
  * Level Bar *
  *************/
 @mixin levelbar($color) {
                 border: 1px solid $color;
                 background: gtkoverlay(
                         gtk("@theme_bg_color"),
                         gtkalpha($color, 0.5)
                 );
                 box-shadow: none;
                 border-radius: $r;
 }
 
 levelbar {
         block {
                 min-height: 6px;
         }
 
         &.vertical block {
                 min-width: 6px;
                 min-height: 32px;
         }
 
         trough {
                 border: 1px solid;
                 padding: 2px;
                 border-radius: 3px;
                 @include entry(normal);
 
                 &:backdrop {
                         @include entry(backdrop);
                 }
         }
 
         &.horizontal.discrete block {
                 margin: 0 1px;
                 min-width: 32px;
         }
 
         &.vertical.discrete block {
                 margin: 1px 0;
         }
 
         block {
                 &:not(.empty) {
                         @include levelbar(gtk("@theme_button_decoration_hover"));
 
                         &:backdrop {
                                 @include levelbar(gtk("@theme_unfocused_selected_bg_color"));
                         }
                 }
 
                 &.low {
                         @include levelbar(gtk("@warning_color"));
                         &:backdrop {
                                 @include levelbar(gtk("@warning_color_backdrop"));
                         }
                 }
 
                 &.full, &.high {
                         @include levelbar(gtk("@success_color"));
 
                         &:backdrop {
                                 @include levelbar(gtk("@success_color_backdrop"));
                         }
                 }
 
                 &.empty {
                         @include levelbar(gtkalpha(gtk("@theme_button_foreground_normal"), 0.2));
                 }
         }
 }