diff --git a/less/topic.less b/less/topic.less
index 50e5770..7605893 100644
--- a/less/topic.less
+++ b/less/topic.less
@@ -44,6 +44,8 @@
 		top: @navbar-height;
 		background-color: @body-bg;
 		z-index: @zindex-navbar;
+		margin-left: -10px;
+		margin-right: -10px;
 	}
 
 	.topic-info {