[gnome-themes-standard] Widget theme: added ver subtle borders to scrollbar trough.

[Lapo Calamandrei <lapo src gnome org>]

commit a649f1bd5001751367b3349c76c607a309746784
Author: Lapo Calamandrei <calamandrei gmail com>
Date:   Thu Dec 22 02:31:58 2011 +0100

    Widget theme: added ver subtle borders to scrollbar trough.

 themes/Adwaita/gtk-3.0/gtk-widgets.css |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)
---
diff --git a/themes/Adwaita/gtk-3.0/gtk-widgets.css b/themes/Adwaita/gtk-3.0/gtk-widgets.css
index 856a315..2bb0ced 100644
--- a/themes/Adwaita/gtk-3.0/gtk-widgets.css
+++ b/themes/Adwaita/gtk-3.0/gtk-widgets.css
@@ -1254,6 +1254,14 @@ GtkComboBox .button *:hover {
     border-image: none;
 }
 
+.scrollbar.trough.vertical {
+    box-shadow: -1 0 inset alpha(@theme_text_color, 0.05), 1 0 inset alpha(@theme_text_color, 0.1);
+}
+
+.scrollbar.trough.horizontal {
+    box-shadow: 0 -1 inset alpha(@theme_text_color, 0.05), 0 1 inset alpha(@theme_text_color, 0.1);
+}
+
 .scrollbar.trough:insensitive {
     background-color: @scrollbar_trough_insensitive;
     border-style: solid;