diff --git a/app/views/contributions/show.html.erb b/app/views/contributions/show.html.erb
index 04d5b64f9..1476f7165 100644
--- a/app/views/contributions/show.html.erb
+++ b/app/views/contributions/show.html.erb
@@ -1,8 +1,8 @@
-<div class="project_r_h" style="width:970px;">
-  <h2 class="project_h2"><%= l(:label_contribution) %></h2>
-</div>
+<div class="container-big mb10">
+  <div class="project_r_h" style="width:970px;">
+    <h2 class="project_h2"><%= l(:label_contribution) %></h2>
+  </div>
 
-<div id = "container">
   <table width="90%" border="0" align='center'>
     <tr>
       <td>用户名</td>
@@ -21,4 +21,5 @@
       </tr>
     <% end %>
   </table>
+
 </div>
\ No newline at end of file