diff --git a/css/default.css b/css/default.css
index 0384fef77..a3b968c5a 100644
--- a/css/default.css
+++ b/css/default.css
@@ -429,7 +429,7 @@ fieldset button {padding:0 15px;height:24px;border:0;background:#334356;color:#f
 #bo_cate a:focus,
 #bo_cate a:hover,
 #bo_cate a:active {text-decoration:none}
-#bo_cate #bo_cate_on {z-index:2;border:1px solid #555;background:#fff;color:#555;font-weight:bold}
+#bo_cate #bo_cate_on {z-index:2;border:1px solid #079dd2;background:#fff;color:#079dd2;font-weight:bold}
 
 .bo_fx {margin-bottom:5px;zoom:1}
 .bo_fx:after {display:block;visibility:hidden;clear:both;content:""}