diff --git a/app/views/users/index.html.erb b/app/views/users/index.html.erb
index 1a3782139..9fe144b8b 100644
--- a/app/views/users/index.html.erb
+++ b/app/views/users/index.html.erb
@@ -78,7 +78,7 @@
 			<td rowspan="2" >	
 			<div class="project-search" style="float: right">						
 			<%= text_field_tag 'name', params[:name], :size => 30 %>	
-			<%= submit_tag l(:label_search), :class => "small", :name => nil %>			
+			<%= submit_tag l(:label_search), :class => "enterprise", :name => nil %>			
 			</div>			
 			</td>
 		</tr>
diff --git a/public/themes/redpenny-master/stylesheets/application.css b/public/themes/redpenny-master/stylesheets/application.css
index b6da6bc34..0b7a8454f 100644
--- a/public/themes/redpenny-master/stylesheets/application.css
+++ b/public/themes/redpenny-master/stylesheets/application.css
@@ -1864,7 +1864,7 @@ div.tableline{
  /*added by bai*/
 input[type="submit"] {
 	padding-bottom: 5px;
-	width: 55px;
+	width: auto;
 	height: 25px;
     font-family: '微软雅黑',Arial,Helvetica,sans-serif;
     font-size: 12px;