[fixes] [ui] [minor]
diff --git a/home/page/activity/activity.css b/home/page/activity/activity.css
index 34562cb..28b1b40 100644
--- a/home/page/activity/activity.css
+++ b/home/page/activity/activity.css
@@ -15,9 +15,9 @@
 }
 
 #page-activity .date-sep {
-	margin-bottom: 11px;
+	margin: 0px -15px 11px -15px;
 	padding: 5px 0px;
-	border-bottom: 1px solid #aaa;
+	border-bottom: 2px solid #aaa;
 	color: #555;
 	font-size: 10px;
 }
\ No newline at end of file