[style] [upgrade] moved to bootstrap 3
diff --git a/website/templates/html/outer.html b/website/templates/html/outer.html
index 570c769..1eaa2ab 100644
--- a/website/templates/html/outer.html
+++ b/website/templates/html/outer.html
@@ -7,7 +7,7 @@
</div>
<div class="clearfix"></div>
{% if banner_html %}<div class="row" style="margin-top: 30px;">
- <div class="span12">{{ banner_html }}</div>
+ <div class="col-span-12">{{ banner_html }}</div>
</div>{% endif %}
<div class="outer">
{% include "app/website/templates/html/navbar.html" %}