[gnome-games] style: Decrease opacity for inactive collections

[Alexander Mikhaylenko <alexm src gnome org>]

commit 41def35a01bcb53b801a1000cab3d9aaa3012da7
Author: Alexander Mikhaylenko <alexm gnome org>
Date:   Tue Aug 25 18:01:21 2020 +0500

    style: Decrease opacity for inactive collections

 data/gtk-style.css | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/data/gtk-style.css b/data/gtk-style.css
index d87e8e8d8..552cffa3b 100644
--- a/data/gtk-style.css
+++ b/data/gtk-style.css
@@ -43,10 +43,10 @@
 
 .collection-icon-view {
        transition: opacity 250ms;
-  }
+}
 
 .collection-icon-view:disabled {
-       opacity: 0.5;
+       opacity: 0.2;
        background: none;
 }