[gnome-themes-standard] Widget theme: proper bottom tab styling.

[Lapo Calamandrei <lapo src gnome org>]

commit 8f5e19b53b755f986569c47427a65e2904cca6e1
Author: Lapo Calamandrei <calamandrei gmail com>
Date:   Thu Aug 2 20:23:14 2012 +0200

    Widget theme: proper bottom tab styling.

 themes/Adwaita/gtk-3.0/gtk-widgets.css |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)
---
diff --git a/themes/Adwaita/gtk-3.0/gtk-widgets.css b/themes/Adwaita/gtk-3.0/gtk-widgets.css
index 5f94c47..371e9b2 100644
--- a/themes/Adwaita/gtk-3.0/gtk-widgets.css
+++ b/themes/Adwaita/gtk-3.0/gtk-widgets.css
@@ -1357,6 +1357,15 @@ GtkLinkButton.button *:active {
     -adwaita-focus-border-radius: 2;
 }
 
+.notebook tab.bottom {
+    /* FIXME: Adwaita engine arrogantly flips my gradients upside down! */
+    background-image: linear-gradient(to top,
+				      @notebook_tab_gradient_b,
+                                      @notebook_tab_gradient_a 3px,
+                                      @notebook_tab_gradient_a 7px,
+                                      @notebook_tab_gradient_b);
+}
+
 .notebook tab:backdrop {
     background-image: none;
     background-color: @theme_unfocused_bg_color;