[style] [upgrade] moved to bootstrap 3
diff --git a/home/page/activity/activity.html b/home/page/activity/activity.html
index 63695df..ac369c3 100644
--- a/home/page/activity/activity.html
+++ b/home/page/activity/activity.html
@@ -1,4 +1,4 @@
-<div class="appframe span12">
+<div class="appframe col-span-12">
 	<div class="layout-appframe"></div>
 	<div class="layout-main">
 		<div id="activity-list">