[gnome-builder] css: give dark scheme some treatment too

[Christian Hergert <chergert src gnome org>]

commit b96de2b5f277d2ec7baeadadde6c99e445bb37b9
Author: Christian Hergert <christian hergert me>
Date:   Thu Aug 27 21:39:17 2015 -0700

    css: give dark scheme some treatment too

 data/theme/Adwaita-dark.css |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)
---
diff --git a/data/theme/Adwaita-dark.css b/data/theme/Adwaita-dark.css
index aac0848..7416ad2 100644
--- a/data/theme/Adwaita-dark.css
+++ b/data/theme/Adwaita-dark.css
@@ -40,9 +40,11 @@ GbTree:backdrop.dim-label {
 
 GbAccelLabel GtkFrame {
   background-color: #222;
+  background-image: linear-gradient(#2e3436, #1c1f1f);
   border: 1px solid #cecece;
-  border-color: #555753;
+  border-color: #1c1f1f;
   border-radius: 5px;
   color: #eeeeec;
   padding: 3px 8px 3px 8px;
+  box-shadow: 0px 1px 0px #5c5c5c inset;
 }