启动匿评时弹框位置问题

app/views/bids/_alert_anonyoms.html.erb

@@ -4,7 +4,7 @@
   <title>开启匿评功能</title>
   <style>
       /* 匿名评分弹框 */
-      .anonymos{width:480px;height:180px;position:fixed;z-index:100;left:50%;top:50%;margin:-215px 0 0 -300px;  background:#fff; -moz-border-radius:5px;  -webkit-border-radius:5px;  border-radius:5px; box-shadow:0px 0px 8px #194a81;  overflow:auto;}
+      .anonymos{width:480px;height:180px;position:fixed !important;z-index:100;left:50%;top:50%;margin:-215px 0 0 -300px;  background:#fff; -moz-border-radius:5px;  -webkit-border-radius:5px;  border-radius:5px; box-shadow:0px 0px 8px #194a81;  overflow:auto;}
       .ni_con { width:425px; margin:25px 30px;}
       .ni_con h2{ display:block; height:40px; width:425px;   text-align:center; color:#3a3a3a;}
       .ni_con p{ color:#808181; }