couleur de fond pour #mainnav li, correction menu

git-svn-id: file:///srv/caca.zoy.org/var/lib/svn/web/trunk@4168 92316355-f0b4-4df1-b90c-862c8a59935f

trac/htdocs/libcaca.css

@@ -103,7 +103,8 @@ dt em {
 
 #mainnav li {
     border-right-color: #984601;
-    padding: 0.25em 0;
+    padding: 0;
+    background: #C46300;
 }
 #mainnav :link, #mainnav :visited {
     background-image: none;