diff --git a/css/default.css b/css/default.css
index 4ed641460..d1ff348de 100644
--- a/css/default.css
+++ b/css/default.css
@@ -60,7 +60,7 @@ a:hover, a:focus, a:active {color:#000;text-decoration:underline}
 .gnb_js .gnb_1dli_on a {float:none;background:#333;color:#fff}
 .gnb_js .gnb_2dul {display:none;position:absolute;top:35px}
 .gnb_js .gnb_2da {display:inline-block;float:none !important;padding:0 10px;width:161px;text-align:left}
-.gnb_1dli_over .gnb_2dul {display:block;left:0;background:#fff}
+.gnb_1dli_over .gnb_2dul {display:block;left:0;width:180px;background:#fff}
 .gnb_1dli_over2 .gnb_2dul {display:block;right:1px;width:180px;background:#fff}
 
 .gnb_empty {width:100%;height:35px;text-align:center;line-height:2.95em}