diff --git a/trac/htdocs/main.css b/trac/htdocs/main.css
index 2bda6d4..12de04b 100644
--- a/trac/htdocs/main.css
+++ b/trac/htdocs/main.css
@@ -16,6 +16,9 @@ body {
     -moz-border-radius-bottomleft: 5px;
     -moz-border-radius-bottomright: 5px;
 }
+#mainnav li {
+   border-right: 1px solid #290c00;
+}
 #mainnav :link, #mainnav :visited, #mainnav :link:hover, #mainnav :visited:hover {
    color: #290c00;
    border-bottom: none;