diff --git a/public/react/public/css/edu-all.css b/public/react/public/css/edu-all.css
index d220ba3a0..dc54176b9 100644
--- a/public/react/public/css/edu-all.css
+++ b/public/react/public/css/edu-all.css
@@ -1,9 +1,9 @@
 /*--------------------------首页*/
 /*头部导航条样式---2018-03-19--by-cs*/
 .newHeader{
-    overflow:hidden;
-    text-overflow:ellipsis;
-    white-space:nowrap;
+    /*overflow:hidden;*/
+    /*text-overflow:ellipsis;*/
+    /*white-space:nowrap;*/
     background: #24292D !important; width:100%; height: 60px !important; min-width: 1200px;position: fixed;top: 0px;left: 0px;z-index:1000;-moz-box-shadow: 0px 0px 12px rgba(0,0,0,0.1); /* 老的 Firefox */box-shadow: 0px 0px 12px rgba(0,0,0,0.1);
 }
 .newHeader .logoimg{
diff --git a/public/react/src/modules/tpm/NewHeader.js b/public/react/src/modules/tpm/NewHeader.js
index f4a90fd81..705ba5324 100644
--- a/public/react/src/modules/tpm/NewHeader.js
+++ b/public/react/src/modules/tpm/NewHeader.js
@@ -856,7 +856,7 @@ submittojoinclass=(value)=>{
 
                   {/*  /courses/join_course_multi_role */}
                   {/*<li>*/}
-                  {/*  <a onClick={this.tojoinitem}>加入项目</a>*/}
+                    <a onClick={this.tojoinitem}>加入项目</a>
                   {/*</li>*/}
                   <Modal
                     keyboard={false}
diff --git a/public/stylesheets/educoder/edu-all.css b/public/stylesheets/educoder/edu-all.css
index 61cfb4175..2a6e45d68 100644
--- a/public/stylesheets/educoder/edu-all.css
+++ b/public/stylesheets/educoder/edu-all.css
@@ -1,9 +1,9 @@
 /*--------------------------首页*/
 /*头部导航条样式---2018-03-19--by-cs*/
 .newHeader{
-    overflow:hidden;
-    text-overflow:ellipsis;
-    white-space:nowrap;
+    /*overflow:hidden;*/
+    /*text-overflow:ellipsis;*/
+    /*white-space:nowrap;*/
     background: #24292D !important; width:100%; height: 60px !important; min-width: 1200px;position: fixed;top: 0px;left: 0px;z-index:1000;-moz-box-shadow: 0px 0px 12px rgba(0,0,0,0.1); /* 老的 Firefox */box-shadow: 0px 0px 12px rgba(0,0,0,0.1);
 }
 .newHeader .logoimg{