[gthumb] histogram: fixed grid color

[Paolo Bacchilega <paobac src gnome org>]

commit 5e7b1a41b2b8182533bcb606dadbd3123aebd1c0
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Sat Dec 28 23:37:32 2013 +0100

    histogram: fixed grid color

 gthumb/resources/gthumb.css |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)
---
diff --git a/gthumb/resources/gthumb.css b/gthumb/resources/gthumb.css
index c416b78..f11626b 100644
--- a/gthumb/resources/gthumb.css
+++ b/gthumb/resources/gthumb.css
@@ -25,6 +25,11 @@ GthEmptyList.frame:backdrop {
 
 .histogram {
        background-color: #333333;
+       border-color: #282828;
+}
+
+.histogram:backdrop {
+       border-color: @theme_unfocused_fg_color;
 }
 
 .histogram:selected,