--- a/web/data/cubicweb.css	Tue Dec 17 10:49:17 2013 +0100
+++ b/web/data/cubicweb.css	Tue Dec 17 11:13:45 2013 +0100
@@ -354,7 +354,6 @@
 
 div.shadow{
   height: 14px;
-  background: url("shadow.gif") no-repeat top right;
 }
 
 div.sideBoxTitle {
@@ -469,7 +468,10 @@
 
 #navColumnLeft div.boxFooter, #navColumnRight div.boxFooter{
   height: 14px;
-  background: url("shadow.gif") no-repeat top right;
+}
+
+.boxBody, .boxTitle, #pageContent, #appMsg {
+    box-shadow: 1px 1px 3px Gray;
 }
 
 /* boxes lists and menus */

--- a/web/data/cubicweb.old.css	Tue Dec 17 10:49:17 2013 +0100
+++ b/web/data/cubicweb.old.css	Tue Dec 17 11:13:45 2013 +0100
@@ -411,7 +411,6 @@
 
 div.shadow{
   height: 14px;
-  background: url("shadow.gif") no-repeat top right;
 }
 
 div.sideBoxTitle {
@@ -527,7 +526,14 @@
 
 #navColumnLeft div.boxFooter, #navColumnRight div.boxFooter{
   height: 14px;
-  background: url("shadow.gif") no-repeat top right;
+}
+
+.navboxes {
+  padding: 2px;
+}
+
+.boxBody, .boxTitle, #pageContent, #appMsg {
+    box-shadow: 1px 1px 3px Gray;
 }
 
 /* boxes lists and menus */

Binary file web/data/shadow.gif has changed