[gnome-builder] command-bar: tweak shadow

[Christian Hergert <chergert src gnome org>]

commit 406dbf66165a27c08b86c836b4afcc2c8268cfca
Author: Christian Hergert <chergert redhat com>
Date:   Fri Dec 13 12:36:58 2019 -0800

    command-bar: tweak shadow

 src/plugins/command-bar/themes/shared.css | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/plugins/command-bar/themes/shared.css b/src/plugins/command-bar/themes/shared.css
index 8c2ed57cd..0c1c050b7 100644
--- a/src/plugins/command-bar/themes/shared.css
+++ b/src/plugins/command-bar/themes/shared.css
@@ -6,7 +6,7 @@ commandbar entry {
 commandbar button.circular {
   background: @theme_selected_bg_color;
   color: @theme_selected_fg_color;
-  box-shadow: 0 5px 5px @wm_shadow;
+  box-shadow: 0 3px 5px mix(@wm_shadow, @theme_selected_bg_color, 0.2);
   padding: 0px;
   margin: 0px;
   min-width: 26px;