diff --git a/trac/htdocs/main.css b/trac/htdocs/main.css
index 5dc06b5..ed55257 100644
--- a/trac/htdocs/main.css
+++ b/trac/htdocs/main.css
@@ -16,13 +16,6 @@ body {
     -moz-border-radius-bottomleft: 5px;
     -moz-border-radius-bottomright: 5px;
 }
-#mainnav {
-   border-top: 1px solid #88AA77;
-}
-
-#mainnav li { 
-   border-color: #290c00;
-}
 #mainnav :link, #mainnav :visited, #mainnav :link:hover, #mainnav :visited:hover {
    color: #290c00;
 }