diff --git a/stylesheets/themes/default/style.css b/stylesheets/themes/default/style.css
index 52c84d4..bb2fc2f 100644
--- a/stylesheets/themes/default/style.css
+++ b/stylesheets/themes/default/style.css
@@ -69,6 +69,7 @@ hr {
 
 #main-navigation ul li {
   background: #262626;
+  margin-right: 0;
 }
 
 #main-navigation ul li.active {
@@ -207,14 +208,14 @@ ul.list li .item .avatar {
 
 /* rounded borders */
 
-#main, #main-navigation, .secondary-navigation, #main .block, #sidebar .block, #sidebar h3, ul.list li, #footer .block {
+#main, #main-navigation, #main-navigation li, .secondary-navigation, #main .block, #sidebar .block, #sidebar h3, ul.list li, #footer .block {
   -moz-border-radius-topleft: 4px;
   -webkit-border-top-left-radius: 4px;
   -moz-border-radius-topright: 4px;
   -webkit-border-top-right-radius: 4px;
 }
 
-#main-navigation li.first, .secondary-navigation li.first a, .secondary-navigation ul li.first, .table th.first, .table th.first {
+.secondary-navigation li.first a, .secondary-navigation ul li.first, .table th.first, .table th.first {
   -moz-border-radius-topleft: 4px;
   -webkit-border-top-left-radius: 4px;
 }