[gnome-themes-standard] make CSD shadows more inline with mutter

[Jakub Steiner <jimmac src gnome org>]

commit 6089721b96dcbc7274b3b345ee5f06bf27a664df
Author: Jakub Steiner <jimmac gmail com>
Date:   Tue Oct 8 23:32:31 2013 +0200

    make CSD shadows more inline with mutter
    
    https://bugzilla.gnome.org/show_bug.cgi?id=707448

 themes/Adwaita/gtk-3.0/gtk-main.css |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/themes/Adwaita/gtk-3.0/gtk-main.css b/themes/Adwaita/gtk-3.0/gtk-main.css
index c910608..bd41582 100644
--- a/themes/Adwaita/gtk-3.0/gtk-main.css
+++ b/themes/Adwaita/gtk-3.0/gtk-main.css
@@ -190,7 +190,7 @@
 @define-color wm_bg_a shade (@theme_bg_color, 1.1);
 @define-color wm_bg_b @theme_bg_color;
 
- define-color wm_shadow alpha(black, 0.7);
+ define-color wm_shadow alpha(black, 0.5);
 
 @define-color wm_button_bg_a shade (@theme_bg_color, 1.0);
 @define-color wm_button_bg_b shade (@theme_bg_color, 0.85);