[gnome-themes-standard] Widgets: fixed spinbutton button insensitive background on unfocused windows.

[Lapo Calamandrei <lapo src gnome org>]

commit 34685815824bc6ea657522cb69ad44154cfe5510
Author: Lapo Calamandrei <calamandrei gmail com>
Date:   Fri Jan 13 15:27:22 2012 +0100

    Widgets: fixed spinbutton button insensitive background on unfocused windows.

 themes/Adwaita/gtk-3.0/gtk-widgets.css |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/themes/Adwaita/gtk-3.0/gtk-widgets.css b/themes/Adwaita/gtk-3.0/gtk-widgets.css
index e962759..b65d5e4 100644
--- a/themes/Adwaita/gtk-3.0/gtk-widgets.css
+++ b/themes/Adwaita/gtk-3.0/gtk-widgets.css
@@ -244,7 +244,8 @@ GtkPaned {
     box-shadow: none;
 }
 
-.spinbutton .button {
+.spinbutton .button,
+.spinbutton .button:backdrop {
     background-color: transparent;
     background-image: none;
 }