diff --git a/public/assets/wechat/issue_detail.html b/public/assets/wechat/issue_detail.html
index 549739161..e5b61cc52 100644
--- a/public/assets/wechat/issue_detail.html
+++ b/public/assets/wechat/issue_detail.html
@@ -142,7 +142,7 @@
 <div class="post-container wechat-at" ng-show="showAtDialog">
     <div loading-spinner></div>
     <div class="class-detail-name"><span class="course-name-width hidden inline-block">选择您要@的人</span>
-        <button ng-click="cancelAt()">取消</button>
+        <button ng-click="cancelAt()" class="cancel-btn-new fr border-radius">取消</button>
     </div>
     <ul class="weixin-users-all">
         <li ng-repeat="person in at_persons track by $index" ng-click="selectAtPerson($index)"><p class="fl ">{{person.name}}</p><p  class="fl ">（{{person.login}}）</p></li>
diff --git a/public/stylesheets/weui/weixin.css b/public/stylesheets/weui/weixin.css
index 9026e837b..d8c272b93 100644
--- a/public/stylesheets/weui/weixin.css
+++ b/public/stylesheets/weui/weixin.css
@@ -283,4 +283,7 @@ a.underline {text-decoration:underline;}
 .weixin-users-all li:hover{ background:#f4f4f4;}
 
 /*弹出@选择对话框 guange*/
-.wechat-at {position: absolute; z-index: 999; top: 0;  left:0; width: 100%; height: 100%; background-color: #ffffff;}
\ No newline at end of file
+.wechat-at {position: absolute; z-index: 999; top: 0;  left:0; width: 100%; height: 100%; background-color: #ffffff;}
+
+/*@页面的取消按钮*/
+.cancel-btn-new {position: absolute; font-size: 13px; height: 24px; line-height: 24px; vertical-align: middle; padding: 0 7px; color: #888; background-color: #fff; outline: none; border: none; top: 11px; right: 10px;}