IE浏览器竞赛页面中搜索部分的css乱了

app/views/layouts/base_newcontest.html.erb

@@ -61,12 +61,12 @@
                                               if(regexName1()){$("#contst_search_form").submit();}
                                           }
                                         </script>
-                                        <div class="project-search">
+                                        <div class="project-search" style="width: 100%">
                                             <%= form_tag({controller: 'contests', action: 'index'}, method: :get, :id => "contst_search_form") do %>
                                                 <%= text_field_tag 'name', params[:name], :size => 20, :onkeyup => 'regexName1();', :width => "125px" %>
                                                 <%= hidden_field_tag 'project_type', params[:project_type] %>
                                                 <%#= submit_tag l(:label_search), :class => "enterprise", :name => nil %>
-                                                <a href="#" onclick="submitSerch();" class="ButtonColor m3p10" style="padding-top: 7px !important;">
+                                                <a href="#" onclick="submitSerch();" class="ButtonColor m3p10" style="/*padding-top: 7px !important;*/ height:50%;">
                                                     <%= l(:label_search)%>
                                                 </a>
                                                 <br />