[gtk/wip/jimmac/osd-color] Adwaita: increase opacity for OSD bg

[Jakub Steiner <jimmac src gnome org>]

commit 766662f0de213019d9d221a0f8988897c20580d8
Author: Jakub Steiner <jimmac gmail com>
Date:   Fri Aug 2 14:17:14 2019 +0200

    Adwaita: increase opacity for OSD bg
    
    - make text more legible.
    
    Fixes https://gitlab.gnome.org/GNOME/gtk/issues/2072

 gtk/theme/Adwaita/_colors.scss           |  2 +-
 gtk/theme/Adwaita/gtk-contained-dark.css | 38 ++++++++++++++++----------------
 gtk/theme/Adwaita/gtk-contained.css      | 38 ++++++++++++++++----------------
 3 files changed, 39 insertions(+), 39 deletions(-)
---
diff --git a/gtk/theme/Adwaita/_colors.scss b/gtk/theme/Adwaita/_colors.scss
index 810a668539..e4480a062d 100644
--- a/gtk/theme/Adwaita/_colors.scss
+++ b/gtk/theme/Adwaita/_colors.scss
@@ -34,7 +34,7 @@ $destructive_color: if($variant == 'light', #e01b24, darken(#e01b24, 10%));
 
 $osd_fg_color: #eeeeec;
 $osd_text_color: white;
-$osd_bg_color: if($variant == 'light', transparentize(darken(desaturate(#3d3846, 100%), 4%),0.3), 
transparentize(darken(desaturate(#3d3846, 100%), 10%),0.3));
+$osd_bg_color: if($variant == 'light', transparentize(darken(desaturate(#3d3846, 100%), 4%),0.1), 
transparentize(darken(desaturate(#3d3846, 100%), 10%),0.1));
 $osd_insensitive_bg_color: transparentize(mix($osd_fg_color, opacify($osd_bg_color, 1), 10%), 0.5);
 $osd_insensitive_fg_color: mix($osd_fg_color, opacify($osd_bg_color, 1), 50%);
 $osd_borders_color: transparentize(black, 0.3);
diff --git a/gtk/theme/Adwaita/gtk-contained-dark.css b/gtk/theme/Adwaita/gtk-contained-dark.css
index eb5b576cad..5eb5d8d487 100644
--- a/gtk/theme/Adwaita/gtk-contained-dark.css
+++ b/gtk/theme/Adwaita/gtk-contained-dark.css
@@ -70,7 +70,7 @@ assistant .sidebar label { padding: 6px 12px; }
 
 assistant .sidebar label.highlight { background-color: #5a5a59; }
 
-.csd popover.background.touch-selection, .csd popover.background.magnifier, 
popover.background.touch-selection, popover.background.magnifier, .csd popover.background.osd, 
popover.background.osd, .app-notification, .app-notification.frame, .osd .scale-popup, .osd { color: #eeeeec; 
border: none; background-color: rgba(38, 38, 38, 0.7); background-clip: padding-box; text-shadow: 0 1px 
black; -gtk-icon-shadow: 0 1px black; }
+.csd popover.background.touch-selection, .csd popover.background.magnifier, 
popover.background.touch-selection, popover.background.magnifier, .csd popover.background.osd, 
popover.background.osd, .app-notification, .app-notification.frame, .osd .scale-popup, .osd { color: #eeeeec; 
border: none; background-color: rgba(38, 38, 38, 0.9); background-clip: padding-box; text-shadow: 0 1px 
black; -gtk-icon-shadow: 0 1px black; }
 
 popover.background.touch-selection:backdrop, popover.background.magnifier:backdrop, 
popover.background.osd:backdrop, .app-notification:backdrop, .osd .scale-popup:backdrop, .osd:backdrop { 
text-shadow: none; -gtk-icon-shadow: none; }
 
@@ -238,31 +238,31 @@ row:selected button.sidebar-button:not(:active):not(:checked):not(:hover):not(di
 
 row:selected button.sidebar-button:not(:active):not(:checked):not(:hover):not(disabled):backdrop, 
row:selected button.flat:not(:active):not(:checked):not(:hover):not(disabled):backdrop { color: #919190; }
 
-button.osd { min-width: 26px; min-height: 32px; color: #eeeeec; border-radius: 5px; color: #eeeeec; 
border-color: rgba(0, 0, 0, 0.7); background-color: transparent; background-image: image(rgba(38, 38, 38, 
0.7)); background-clip: padding-box; box-shadow: inset 0 1px rgba(255, 255, 255, 0.1); text-shadow: 0 1px 
black; -gtk-icon-shadow: 0 1px black; outline-color: rgba(238, 238, 236, 0.3); border: none; box-shadow: 
none; }
+button.osd { min-width: 26px; min-height: 32px; color: #eeeeec; border-radius: 5px; color: #eeeeec; 
border-color: rgba(0, 0, 0, 0.7); background-color: transparent; background-image: image(rgba(38, 38, 38, 
0.9)); background-clip: padding-box; box-shadow: inset 0 1px rgba(255, 255, 255, 0.1); text-shadow: 0 1px 
black; -gtk-icon-shadow: 0 1px black; outline-color: rgba(238, 238, 236, 0.3); border: none; box-shadow: 
none; }
 
 button.osd.image-button { min-width: 34px; }
 
-button.osd:hover { color: white; border-color: rgba(0, 0, 0, 0.7); background-color: transparent; 
background-image: image(rgba(68, 68, 68, 0.7)); background-clip: padding-box; box-shadow: inset 0 1px 
rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; outline-color: rgba(238, 
238, 236, 0.3); border: none; box-shadow: none; }
+button.osd:hover { color: white; border-color: rgba(0, 0, 0, 0.7); background-color: transparent; 
background-image: image(rgba(68, 68, 68, 0.9)); background-clip: padding-box; box-shadow: inset 0 1px 
rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; outline-color: rgba(238, 
238, 236, 0.3); border: none; box-shadow: none; }
 
 button.osd:active, button.osd: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); border: none; box-shadow: 
none; }
 
 button.osd:disabled:backdrop, button.osd:disabled { color: #8a8a89; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(58, 58, 57, 0.5)); background-clip: padding-box; 
box-shadow: none; text-shadow: none; -gtk-icon-shadow: none; border: none; }
 
-button.osd:backdrop { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); background-color: transparent; 
background-image: image(rgba(38, 38, 38, 0.7)); background-clip: padding-box; box-shadow: none; text-shadow: 
none; -gtk-icon-shadow: none; border: none; }
+button.osd:backdrop { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); background-color: transparent; 
background-image: image(rgba(38, 38, 38, 0.9)); background-clip: padding-box; box-shadow: none; text-shadow: 
none; -gtk-icon-shadow: none; border: none; }
 
-.csd popover.background.touch-selection button, .csd popover.background.magnifier button, 
popover.background.touch-selection button, popover.background.magnifier button, .app-notification button, 
.app-notification.frame button, .osd button { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(38, 38, 38, 0.7)); background-clip: padding-box; 
box-shadow: inset 0 1px rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; 
outline-color: rgba(238, 238, 236, 0.3); }
+.csd popover.background.touch-selection button, .csd popover.background.magnifier button, 
popover.background.touch-selection button, popover.background.magnifier button, .app-notification button, 
.app-notification.frame button, .osd button { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(38, 38, 38, 0.9)); background-clip: padding-box; 
box-shadow: inset 0 1px rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; 
outline-color: rgba(238, 238, 236, 0.3); }
 
-popover.background.touch-selection button:hover, popover.background.magnifier button:hover, 
.app-notification button:hover, .osd button:hover { color: white; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(68, 68, 68, 0.7)); background-clip: padding-box; 
box-shadow: inset 0 1px rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; 
outline-color: rgba(238, 238, 236, 0.3); }
+popover.background.touch-selection button:hover, popover.background.magnifier button:hover, 
.app-notification button:hover, .osd button:hover { color: white; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(68, 68, 68, 0.9)); background-clip: padding-box; 
box-shadow: inset 0 1px rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; 
outline-color: rgba(238, 238, 236, 0.3); }
 
 popover.background.touch-selection button:active:backdrop, popover.background.magnifier 
button:active:backdrop, .app-notification button:active:backdrop, popover.background.touch-selection 
button:active, popover.background.magnifier button:active, .app-notification button:active, 
popover.background.touch-selection button:checked:backdrop, popover.background.magnifier 
button:checked:backdrop, .app-notification button:checked:backdrop, popover.background.touch-selection 
button:checked, popover.background.magnifier button:checked, .app-notification button:checked, .osd 
button:active:backdrop, .osd button:active, .osd button:checked:backdrop, .osd button: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); }
 
 popover.background.touch-selection button:disabled:backdrop, popover.background.magnifier 
button:disabled:backdrop, .app-notification button:disabled:backdrop, popover.background.touch-selection 
button:disabled, popover.background.magnifier button:disabled, .app-notification button:disabled, .osd 
button:disabled:backdrop, .osd button:disabled { color: #8a8a89; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(58, 58, 57, 0.5)); background-clip: padding-box; 
box-shadow: none; text-shadow: none; -gtk-icon-shadow: none; }
 
-popover.background.touch-selection button:backdrop, popover.background.magnifier button:backdrop, 
.app-notification button:backdrop, .osd button:backdrop { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(38, 38, 38, 0.7)); background-clip: padding-box; 
box-shadow: none; text-shadow: none; -gtk-icon-shadow: none; }
+popover.background.touch-selection button:backdrop, popover.background.magnifier button:backdrop, 
.app-notification button:backdrop, .osd button:backdrop { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(38, 38, 38, 0.9)); background-clip: padding-box; 
box-shadow: none; text-shadow: none; -gtk-icon-shadow: none; }
 
 popover.background.touch-selection button.flat, popover.background.magnifier button.flat, .app-notification 
button.flat, .osd 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; box-shadow: 
none; text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; }
 
-popover.background.touch-selection button.flat:hover, popover.background.magnifier button.flat:hover, 
.app-notification button.flat:hover, .osd button.flat:hover { color: white; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(68, 68, 68, 0.7)); background-clip: padding-box; 
box-shadow: inset 0 1px rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; 
outline-color: rgba(238, 238, 236, 0.3); }
+popover.background.touch-selection button.flat:hover, popover.background.magnifier button.flat:hover, 
.app-notification button.flat:hover, .osd button.flat:hover { color: white; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(68, 68, 68, 0.9)); background-clip: padding-box; 
box-shadow: inset 0 1px rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; 
outline-color: rgba(238, 238, 236, 0.3); }
 
 popover.background.touch-selection button.flat:disabled, popover.background.magnifier button.flat:disabled, 
.app-notification button.flat:disabled, .osd button.flat:disabled { color: #8a8a89; border-color: rgba(0, 0, 
0, 0.7); background-color: transparent; background-image: image(rgba(58, 58, 57, 0.5)); background-clip: 
padding-box; box-shadow: none; text-shadow: none; -gtk-icon-shadow: none; background-image: none; 
border-color: transparent; box-shadow: none; }
 
@@ -549,15 +549,15 @@ spinbutton.vertical button.up { border-radius: 5px 5px 0 0; border-style: solid
 
 spinbutton.vertical button.down { border-radius: 0 0 5px 5px; border-style: none solid solid solid; }
 
-.osd spinbutton.vertical button:first-child { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(38, 38, 38, 0.7)); background-clip: padding-box; 
box-shadow: inset 0 1px rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; 
outline-color: rgba(238, 238, 236, 0.3); }
+.osd spinbutton.vertical button:first-child { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(38, 38, 38, 0.9)); background-clip: padding-box; 
box-shadow: inset 0 1px rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; 
outline-color: rgba(238, 238, 236, 0.3); }
 
-.osd spinbutton.vertical button:first-child:hover { color: white; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(68, 68, 68, 0.7)); background-clip: padding-box; 
box-shadow: inset 0 1px rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; 
outline-color: rgba(238, 238, 236, 0.3); }
+.osd spinbutton.vertical button:first-child:hover { color: white; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(68, 68, 68, 0.9)); background-clip: padding-box; 
box-shadow: inset 0 1px rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; 
outline-color: rgba(238, 238, 236, 0.3); }
 
 .osd spinbutton.vertical button:first-child:active { 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); }
 
 .osd spinbutton.vertical button:first-child:disabled { color: #8a8a89; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(58, 58, 57, 0.5)); background-clip: padding-box; 
box-shadow: none; text-shadow: none; -gtk-icon-shadow: none; }
 
-.osd spinbutton.vertical button:first-child:backdrop { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(38, 38, 38, 0.7)); background-clip: padding-box; 
box-shadow: none; text-shadow: none; -gtk-icon-shadow: none; }
+.osd spinbutton.vertical button:first-child:backdrop { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(38, 38, 38, 0.9)); background-clip: padding-box; 
box-shadow: none; text-shadow: none; -gtk-icon-shadow: none; }
 
 treeview spinbutton:not(.vertical) { min-height: 0; border-style: none; border-radius: 0; }
 
@@ -575,7 +575,7 @@ toolbar { padding: 4px 3px 3px 4px; }
 
 .osd toolbar { background-color: transparent; }
 
-toolbar.osd { padding: 13px; border: none; border-radius: 5px; background-color: rgba(38, 38, 38, 0.7); }
+toolbar.osd { padding: 13px; border: none; border-radius: 5px; background-color: rgba(38, 38, 38, 0.9); }
 
 toolbar.osd.left, toolbar.osd.right, toolbar.osd.top, toolbar.osd.bottom { border-radius: 0; }
 
@@ -1174,13 +1174,13 @@ check:backdrop:disabled, radio:backdrop:disabled { border-color: #202020; backgr
 
 check:backdrop:disabled label, check:backdrop:disabled, radio:backdrop:disabled label, 
radio:backdrop:disabled { color: #5b5b5b; }
 
-.osd check, .osd radio { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); background-color: transparent; 
background-image: image(rgba(38, 38, 38, 0.7)); background-clip: padding-box; box-shadow: inset 0 1px 
rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; outline-color: rgba(238, 
238, 236, 0.3); }
+.osd check, .osd radio { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); background-color: transparent; 
background-image: image(rgba(38, 38, 38, 0.9)); background-clip: padding-box; box-shadow: inset 0 1px 
rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; outline-color: rgba(238, 
238, 236, 0.3); }
 
-.osd check:hover, .osd radio:hover { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); background-color: 
transparent; background-image: image(rgba(38, 38, 38, 0.7)); background-clip: padding-box; box-shadow: inset 
0 1px rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; outline-color: 
rgba(238, 238, 236, 0.3); }
+.osd check:hover, .osd radio:hover { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); background-color: 
transparent; background-image: image(rgba(38, 38, 38, 0.9)); background-clip: padding-box; box-shadow: inset 
0 1px rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; outline-color: 
rgba(238, 238, 236, 0.3); }
 
 .osd check:active, .osd radio:active { 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); }
 
-.osd check:backdrop, .osd radio:backdrop { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(38, 38, 38, 0.7)); background-clip: padding-box; 
box-shadow: none; text-shadow: none; -gtk-icon-shadow: none; }
+.osd check:backdrop, .osd radio:backdrop { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(38, 38, 38, 0.9)); background-clip: padding-box; 
box-shadow: none; text-shadow: none; -gtk-icon-shadow: none; }
 
 .osd check:disabled, .osd radio:disabled { color: #8a8a89; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(58, 58, 57, 0.5)); background-clip: padding-box; 
box-shadow: none; text-shadow: none; -gtk-icon-shadow: none; }
 
@@ -1291,15 +1291,15 @@ scale slider:backdrop:disabled label, scale slider:backdrop:disabled { color: #5
 
 row:selected scale slider:disabled, row:selected scale slider { border-color: #030c17; }
 
-.osd scale slider { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); background-color: transparent; 
background-image: image(rgba(38, 38, 38, 0.7)); background-clip: padding-box; box-shadow: inset 0 1px 
rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; outline-color: rgba(238, 
238, 236, 0.3); border-color: rgba(0, 0, 0, 0.7); background-color: #262626; }
+.osd scale slider { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); background-color: transparent; 
background-image: image(rgba(38, 38, 38, 0.9)); background-clip: padding-box; box-shadow: inset 0 1px 
rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; outline-color: rgba(238, 
238, 236, 0.3); border-color: rgba(0, 0, 0, 0.7); background-color: #262626; }
 
-.osd scale slider:hover { color: white; border-color: rgba(0, 0, 0, 0.7); background-color: transparent; 
background-image: image(rgba(68, 68, 68, 0.7)); background-clip: padding-box; box-shadow: inset 0 1px 
rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; outline-color: rgba(238, 
238, 236, 0.3); background-color: #262626; }
+.osd scale slider:hover { color: white; border-color: rgba(0, 0, 0, 0.7); background-color: transparent; 
background-image: image(rgba(68, 68, 68, 0.9)); background-clip: padding-box; box-shadow: inset 0 1px 
rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; outline-color: rgba(238, 
238, 236, 0.3); background-color: #262626; }
 
 .osd scale slider:active { 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); background-color: #262626; }
 
 .osd scale slider:disabled { color: #8a8a89; border-color: rgba(0, 0, 0, 0.7); background-color: 
transparent; background-image: image(rgba(58, 58, 57, 0.5)); background-clip: padding-box; box-shadow: none; 
text-shadow: none; -gtk-icon-shadow: none; background-color: #262626; }
 
-.osd scale slider:backdrop { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); background-color: 
transparent; background-image: image(rgba(38, 38, 38, 0.7)); background-clip: padding-box; box-shadow: none; 
text-shadow: none; -gtk-icon-shadow: none; background-color: #262626; }
+.osd scale slider:backdrop { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); background-color: 
transparent; background-image: image(rgba(38, 38, 38, 0.9)); background-clip: padding-box; box-shadow: none; 
text-shadow: none; -gtk-icon-shadow: none; background-color: #262626; }
 
 .osd scale slider:backdrop:disabled { background-color: #262626; }
 
@@ -1599,7 +1599,7 @@ row.activatable:selected.has-open-popup, row.activatable:selected:hover { backgr
 row.activatable:selected:backdrop { background-color: #15539e; }
 
 /********************* App Notifications * */
-.app-notification, .app-notification.frame { padding: 10px; border-radius: 0 0 5px 5px; background-color: 
rgba(38, 38, 38, 0.7); background-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.2), transparent 2px); 
background-clip: padding-box; }
+.app-notification, .app-notification.frame { padding: 10px; border-radius: 0 0 5px 5px; background-color: 
rgba(38, 38, 38, 0.9); background-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.2), transparent 2px); 
background-clip: padding-box; }
 
 .app-notification:backdrop, .app-notification.frame:backdrop { background-image: none; transition: 200ms 
ease-out; }
 
diff --git a/gtk/theme/Adwaita/gtk-contained.css b/gtk/theme/Adwaita/gtk-contained.css
index b76ce36932..74d25a1f8e 100644
--- a/gtk/theme/Adwaita/gtk-contained.css
+++ b/gtk/theme/Adwaita/gtk-contained.css
@@ -70,7 +70,7 @@ assistant .sidebar label { padding: 6px 12px; }
 
 assistant .sidebar label.highlight { background-color: #cecece; }
 
-.csd popover.background.touch-selection, .csd popover.background.magnifier, 
popover.background.touch-selection, popover.background.magnifier, .csd popover.background.osd, 
popover.background.osd, .app-notification, .app-notification.frame, .osd .scale-popup, .osd { color: #eeeeec; 
border: none; background-color: rgba(53, 53, 53, 0.7); background-clip: padding-box; text-shadow: 0 1px 
black; -gtk-icon-shadow: 0 1px black; }
+.csd popover.background.touch-selection, .csd popover.background.magnifier, 
popover.background.touch-selection, popover.background.magnifier, .csd popover.background.osd, 
popover.background.osd, .app-notification, .app-notification.frame, .osd .scale-popup, .osd { color: #eeeeec; 
border: none; background-color: rgba(53, 53, 53, 0.9); background-clip: padding-box; text-shadow: 0 1px 
black; -gtk-icon-shadow: 0 1px black; }
 
 popover.background.touch-selection:backdrop, popover.background.magnifier:backdrop, 
popover.background.osd:backdrop, .app-notification:backdrop, .osd .scale-popup:backdrop, .osd:backdrop { 
text-shadow: none; -gtk-icon-shadow: none; }
 
@@ -240,31 +240,31 @@ row:selected button.sidebar-button:not(:active):not(:checked):not(:hover):not(di
 
 row:selected button.sidebar-button:not(:active):not(:checked):not(:hover):not(disabled):backdrop, 
row:selected button.flat:not(:active):not(:checked):not(:hover):not(disabled):backdrop { color: #fcfcfc; }
 
-button.osd { min-width: 26px; min-height: 32px; color: #eeeeec; border-radius: 5px; color: #eeeeec; 
border-color: rgba(0, 0, 0, 0.7); background-color: transparent; background-image: image(rgba(53, 53, 53, 
0.7)); background-clip: padding-box; box-shadow: inset 0 1px rgba(255, 255, 255, 0.1); text-shadow: 0 1px 
black; -gtk-icon-shadow: 0 1px black; outline-color: rgba(238, 238, 236, 0.3); border: none; box-shadow: 
none; }
+button.osd { min-width: 26px; min-height: 32px; color: #eeeeec; border-radius: 5px; color: #eeeeec; 
border-color: rgba(0, 0, 0, 0.7); background-color: transparent; background-image: image(rgba(53, 53, 53, 
0.9)); background-clip: padding-box; box-shadow: inset 0 1px rgba(255, 255, 255, 0.1); text-shadow: 0 1px 
black; -gtk-icon-shadow: 0 1px black; outline-color: rgba(238, 238, 236, 0.3); border: none; box-shadow: 
none; }
 
 button.osd.image-button { min-width: 34px; }
 
-button.osd:hover { color: white; border-color: rgba(0, 0, 0, 0.7); background-color: transparent; 
background-image: image(rgba(83, 83, 83, 0.7)); background-clip: padding-box; box-shadow: inset 0 1px 
rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; outline-color: rgba(238, 
238, 236, 0.3); border: none; box-shadow: none; }
+button.osd:hover { color: white; border-color: rgba(0, 0, 0, 0.7); background-color: transparent; 
background-image: image(rgba(83, 83, 83, 0.9)); background-clip: padding-box; box-shadow: inset 0 1px 
rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; outline-color: rgba(238, 
238, 236, 0.3); border: none; box-shadow: none; }
 
 button.osd:active, button.osd: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); border: none; box-shadow: 
none; }
 
 button.osd:disabled:backdrop, button.osd:disabled { color: #919190; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(71, 71, 71, 0.5)); background-clip: padding-box; 
box-shadow: none; text-shadow: none; -gtk-icon-shadow: none; border: none; }
 
-button.osd:backdrop { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); background-color: transparent; 
background-image: image(rgba(53, 53, 53, 0.7)); background-clip: padding-box; box-shadow: none; text-shadow: 
none; -gtk-icon-shadow: none; border: none; }
+button.osd:backdrop { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); background-color: transparent; 
background-image: image(rgba(53, 53, 53, 0.9)); background-clip: padding-box; box-shadow: none; text-shadow: 
none; -gtk-icon-shadow: none; border: none; }
 
-.csd popover.background.touch-selection button, .csd popover.background.magnifier button, 
popover.background.touch-selection button, popover.background.magnifier button, .app-notification button, 
.app-notification.frame button, .osd button { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(53, 53, 53, 0.7)); background-clip: padding-box; 
box-shadow: inset 0 1px rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; 
outline-color: rgba(238, 238, 236, 0.3); }
+.csd popover.background.touch-selection button, .csd popover.background.magnifier button, 
popover.background.touch-selection button, popover.background.magnifier button, .app-notification button, 
.app-notification.frame button, .osd button { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(53, 53, 53, 0.9)); background-clip: padding-box; 
box-shadow: inset 0 1px rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; 
outline-color: rgba(238, 238, 236, 0.3); }
 
-popover.background.touch-selection button:hover, popover.background.magnifier button:hover, 
.app-notification button:hover, .osd button:hover { color: white; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(83, 83, 83, 0.7)); background-clip: padding-box; 
box-shadow: inset 0 1px rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; 
outline-color: rgba(238, 238, 236, 0.3); }
+popover.background.touch-selection button:hover, popover.background.magnifier button:hover, 
.app-notification button:hover, .osd button:hover { color: white; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(83, 83, 83, 0.9)); background-clip: padding-box; 
box-shadow: inset 0 1px rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; 
outline-color: rgba(238, 238, 236, 0.3); }
 
 popover.background.touch-selection button:active:backdrop, popover.background.magnifier 
button:active:backdrop, .app-notification button:active:backdrop, popover.background.touch-selection 
button:active, popover.background.magnifier button:active, .app-notification button:active, 
popover.background.touch-selection button:checked:backdrop, popover.background.magnifier 
button:checked:backdrop, .app-notification button:checked:backdrop, popover.background.touch-selection 
button:checked, popover.background.magnifier button:checked, .app-notification button:checked, .osd 
button:active:backdrop, .osd button:active, .osd button:checked:backdrop, .osd button: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); }
 
 popover.background.touch-selection button:disabled:backdrop, popover.background.magnifier 
button:disabled:backdrop, .app-notification button:disabled:backdrop, popover.background.touch-selection 
button:disabled, popover.background.magnifier button:disabled, .app-notification button:disabled, .osd 
button:disabled:backdrop, .osd button:disabled { color: #919190; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(71, 71, 71, 0.5)); background-clip: padding-box; 
box-shadow: none; text-shadow: none; -gtk-icon-shadow: none; }
 
-popover.background.touch-selection button:backdrop, popover.background.magnifier button:backdrop, 
.app-notification button:backdrop, .osd button:backdrop { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(53, 53, 53, 0.7)); background-clip: padding-box; 
box-shadow: none; text-shadow: none; -gtk-icon-shadow: none; }
+popover.background.touch-selection button:backdrop, popover.background.magnifier button:backdrop, 
.app-notification button:backdrop, .osd button:backdrop { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(53, 53, 53, 0.9)); background-clip: padding-box; 
box-shadow: none; text-shadow: none; -gtk-icon-shadow: none; }
 
 popover.background.touch-selection button.flat, popover.background.magnifier button.flat, .app-notification 
button.flat, .osd 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; box-shadow: 
none; text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; }
 
-popover.background.touch-selection button.flat:hover, popover.background.magnifier button.flat:hover, 
.app-notification button.flat:hover, .osd button.flat:hover { color: white; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(83, 83, 83, 0.7)); background-clip: padding-box; 
box-shadow: inset 0 1px rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; 
outline-color: rgba(238, 238, 236, 0.3); }
+popover.background.touch-selection button.flat:hover, popover.background.magnifier button.flat:hover, 
.app-notification button.flat:hover, .osd button.flat:hover { color: white; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(83, 83, 83, 0.9)); background-clip: padding-box; 
box-shadow: inset 0 1px rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; 
outline-color: rgba(238, 238, 236, 0.3); }
 
 popover.background.touch-selection button.flat:disabled, popover.background.magnifier button.flat:disabled, 
.app-notification button.flat:disabled, .osd button.flat:disabled { color: #919190; border-color: rgba(0, 0, 
0, 0.7); background-color: transparent; background-image: image(rgba(71, 71, 71, 0.5)); background-clip: 
padding-box; box-shadow: none; text-shadow: none; -gtk-icon-shadow: none; background-image: none; 
border-color: transparent; box-shadow: none; }
 
@@ -557,15 +557,15 @@ spinbutton.vertical button.up { border-radius: 5px 5px 0 0; border-style: solid
 
 spinbutton.vertical button.down { border-radius: 0 0 5px 5px; border-style: none solid solid solid; }
 
-.osd spinbutton.vertical button:first-child { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(53, 53, 53, 0.7)); background-clip: padding-box; 
box-shadow: inset 0 1px rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; 
outline-color: rgba(238, 238, 236, 0.3); }
+.osd spinbutton.vertical button:first-child { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(53, 53, 53, 0.9)); background-clip: padding-box; 
box-shadow: inset 0 1px rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; 
outline-color: rgba(238, 238, 236, 0.3); }
 
-.osd spinbutton.vertical button:first-child:hover { color: white; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(83, 83, 83, 0.7)); background-clip: padding-box; 
box-shadow: inset 0 1px rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; 
outline-color: rgba(238, 238, 236, 0.3); }
+.osd spinbutton.vertical button:first-child:hover { color: white; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(83, 83, 83, 0.9)); background-clip: padding-box; 
box-shadow: inset 0 1px rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; 
outline-color: rgba(238, 238, 236, 0.3); }
 
 .osd spinbutton.vertical button:first-child:active { 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); }
 
 .osd spinbutton.vertical button:first-child:disabled { color: #919190; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(71, 71, 71, 0.5)); background-clip: padding-box; 
box-shadow: none; text-shadow: none; -gtk-icon-shadow: none; }
 
-.osd spinbutton.vertical button:first-child:backdrop { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(53, 53, 53, 0.7)); background-clip: padding-box; 
box-shadow: none; text-shadow: none; -gtk-icon-shadow: none; }
+.osd spinbutton.vertical button:first-child:backdrop { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(53, 53, 53, 0.9)); background-clip: padding-box; 
box-shadow: none; text-shadow: none; -gtk-icon-shadow: none; }
 
 treeview spinbutton:not(.vertical) { min-height: 0; border-style: none; border-radius: 0; }
 
@@ -583,7 +583,7 @@ toolbar { padding: 4px 3px 3px 4px; }
 
 .osd toolbar { background-color: transparent; }
 
-toolbar.osd { padding: 13px; border: none; border-radius: 5px; background-color: rgba(53, 53, 53, 0.7); }
+toolbar.osd { padding: 13px; border: none; border-radius: 5px; background-color: rgba(53, 53, 53, 0.9); }
 
 toolbar.osd.left, toolbar.osd.right, toolbar.osd.top, toolbar.osd.bottom { border-radius: 0; }
 
@@ -1190,13 +1190,13 @@ check:backdrop:disabled label, check:backdrop:disabled, radio:backdrop:disabled
 
 row:selected check, row:selected radio { border-color: #185fb4; }
 
-.osd check, .osd radio { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); background-color: transparent; 
background-image: image(rgba(53, 53, 53, 0.7)); background-clip: padding-box; box-shadow: inset 0 1px 
rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; outline-color: rgba(238, 
238, 236, 0.3); }
+.osd check, .osd radio { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); background-color: transparent; 
background-image: image(rgba(53, 53, 53, 0.9)); background-clip: padding-box; box-shadow: inset 0 1px 
rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; outline-color: rgba(238, 
238, 236, 0.3); }
 
-.osd check:hover, .osd radio:hover { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); background-color: 
transparent; background-image: image(rgba(53, 53, 53, 0.7)); background-clip: padding-box; box-shadow: inset 
0 1px rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; outline-color: 
rgba(238, 238, 236, 0.3); }
+.osd check:hover, .osd radio:hover { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); background-color: 
transparent; background-image: image(rgba(53, 53, 53, 0.9)); background-clip: padding-box; box-shadow: inset 
0 1px rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; outline-color: 
rgba(238, 238, 236, 0.3); }
 
 .osd check:active, .osd radio:active { 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); }
 
-.osd check:backdrop, .osd radio:backdrop { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(53, 53, 53, 0.7)); background-clip: padding-box; 
box-shadow: none; text-shadow: none; -gtk-icon-shadow: none; }
+.osd check:backdrop, .osd radio:backdrop { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(53, 53, 53, 0.9)); background-clip: padding-box; 
box-shadow: none; text-shadow: none; -gtk-icon-shadow: none; }
 
 .osd check:disabled, .osd radio:disabled { color: #919190; border-color: rgba(0, 0, 0, 0.7); 
background-color: transparent; background-image: image(rgba(71, 71, 71, 0.5)); background-clip: padding-box; 
box-shadow: none; text-shadow: none; -gtk-icon-shadow: none; }
 
@@ -1307,15 +1307,15 @@ scale slider:backdrop:disabled label, scale slider:backdrop:disabled { color: #d
 
 row:selected scale slider:disabled, row:selected scale slider { border-color: #185fb4; }
 
-.osd scale slider { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); background-color: transparent; 
background-image: image(rgba(53, 53, 53, 0.7)); background-clip: padding-box; box-shadow: inset 0 1px 
rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; outline-color: rgba(238, 
238, 236, 0.3); border-color: rgba(0, 0, 0, 0.7); background-color: #353535; }
+.osd scale slider { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); background-color: transparent; 
background-image: image(rgba(53, 53, 53, 0.9)); background-clip: padding-box; box-shadow: inset 0 1px 
rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; outline-color: rgba(238, 
238, 236, 0.3); border-color: rgba(0, 0, 0, 0.7); background-color: #353535; }
 
-.osd scale slider:hover { color: white; border-color: rgba(0, 0, 0, 0.7); background-color: transparent; 
background-image: image(rgba(83, 83, 83, 0.7)); background-clip: padding-box; box-shadow: inset 0 1px 
rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; outline-color: rgba(238, 
238, 236, 0.3); background-color: #353535; }
+.osd scale slider:hover { color: white; border-color: rgba(0, 0, 0, 0.7); background-color: transparent; 
background-image: image(rgba(83, 83, 83, 0.9)); background-clip: padding-box; box-shadow: inset 0 1px 
rgba(255, 255, 255, 0.1); text-shadow: 0 1px black; -gtk-icon-shadow: 0 1px black; outline-color: rgba(238, 
238, 236, 0.3); background-color: #353535; }
 
 .osd scale slider:active { 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); background-color: #353535; }
 
 .osd scale slider:disabled { color: #919190; border-color: rgba(0, 0, 0, 0.7); background-color: 
transparent; background-image: image(rgba(71, 71, 71, 0.5)); background-clip: padding-box; box-shadow: none; 
text-shadow: none; -gtk-icon-shadow: none; background-color: #353535; }
 
-.osd scale slider:backdrop { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); background-color: 
transparent; background-image: image(rgba(53, 53, 53, 0.7)); background-clip: padding-box; box-shadow: none; 
text-shadow: none; -gtk-icon-shadow: none; background-color: #353535; }
+.osd scale slider:backdrop { color: #eeeeec; border-color: rgba(0, 0, 0, 0.7); background-color: 
transparent; background-image: image(rgba(53, 53, 53, 0.9)); background-clip: padding-box; box-shadow: none; 
text-shadow: none; -gtk-icon-shadow: none; background-color: #353535; }
 
 .osd scale slider:backdrop:disabled { background-color: #353535; }
 
@@ -1615,7 +1615,7 @@ row.activatable:selected.has-open-popup, row.activatable:selected:hover { backgr
 row.activatable:selected:backdrop { background-color: #3584e4; }
 
 /********************* App Notifications * */
-.app-notification, .app-notification.frame { padding: 10px; border-radius: 0 0 5px 5px; background-color: 
rgba(53, 53, 53, 0.7); background-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.2), transparent 2px); 
background-clip: padding-box; }
+.app-notification, .app-notification.frame { padding: 10px; border-radius: 0 0 5px 5px; background-color: 
rgba(53, 53, 53, 0.9); background-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.2), transparent 2px); 
background-clip: padding-box; }
 
 .app-notification:backdrop, .app-notification.frame:backdrop { background-image: none; transition: 200ms 
ease-out; }