[gnome-clocks/wip/vala] Revert "Replace the overlaid gradient with a flat transparency"

[Paolo Borelli <pborelli src gnome org>]

commit 1ba7b327aa253d29952a9c129fb25cf3c19f274e
Author: Paolo Borelli <pborelli gnome org>
Date:   Mon Feb 18 21:58:02 2013 +0100

    Revert "Replace the overlaid gradient with a flat transparency"
    
    This reverts commit cfa51924a9330c0e608a115932b637b380aafb52.

 data/css/gnome-clocks.css |   24 ++++++++++++++++++++----
 1 files changed, 20 insertions(+), 4 deletions(-)
---
diff --git a/data/css/gnome-clocks.css b/data/css/gnome-clocks.css
index 2ba8d06..020b6b7 100644
--- a/data/css/gnome-clocks.css
+++ b/data/css/gnome-clocks.css
@@ -21,21 +21,37 @@
 /* world */
 
 .clocks-digital-renderer.light.inner {
-    background-color: rgba(255, 255, 255, 0.5);
+    background-color: transparent;
+    background-image: linear-gradient(to bottom,
+                                      rgba(255, 255, 255, 0.9),
+                                      rgba(255, 255, 255, 0.2)
+                                      );
     color: black;
 }
 
 .clocks-digital-renderer.light.inner:prelight {
-    background-color: rgba(255, 255, 255, 0.7);
+    background-color: transparent;
+    background-image: linear-gradient(to bottom,
+                                      rgb(255, 255, 255),
+                                      rgba(255, 255, 255, 0.3)
+                                      );
 }
 
 .clocks-digital-renderer.dark.inner {
-    background-color: rgba(255, 255, 255, 0.1);
+    background-color: transparent;
+    background-image: linear-gradient(to bottom,
+                                      rgba(255, 255, 255, 0.3),
+                                      rgba(255, 255, 255, 0.1)
+                                      );
     color: white;
 }
 
 .clocks-digital-renderer.dark.inner:prelight {
-    background-color: rgba(255, 255, 255, 0.3);
+    background-color: transparent;
+    background-image: linear-gradient(to bottom,
+                                      rgba(255, 255, 255, 0.4),
+                                      rgba(255, 255, 255, 0.15)
+                                      );
 }
 
 /* alarms */