diff --git a/public/react/src/modules/tpm/NewHeader.js b/public/react/src/modules/tpm/NewHeader.js
index fc633c975..355e4a94c 100644
--- a/public/react/src/modules/tpm/NewHeader.js
+++ b/public/react/src/modules/tpm/NewHeader.js
@@ -1283,7 +1283,7 @@ submittojoinclass=(value)=>{
 
               <div className="edu-menu-list"  style={{top: '60px',width:"240px"}}>
                 <div className="overPart"></div>
-                <ul className="fl with50 edu-txt-center pr ul-leftline">
+                <ul className={coursestypes===true&&this.props.user&&this.props.user.main_site===true?"fl headwith100b edu-txt-center pr ul-leftline":"fl with50 edu-txt-center pr ul-leftline"}>
 									{this.props.current_user&&this.props.current_user.user_identity==="学生"?"":coursestypes===true?"":<li><a  onClick={(url)=>this.getUser("/courses/new")}>新建翻转课堂</a></li>}
 									{shixuntype===true?"":<li><a onClick={(url)=>this.getUser("/shixuns/new")}>新建实训项目</a></li>}
                   {this.props.Headertop===undefined?"":
@@ -1291,7 +1291,7 @@ submittojoinclass=(value)=>{
                   }
 									{this.props.user&&this.props.user.main_site===true?<li><a onClick={(url)=>this.getUser("/projects/new","projects")} target="_blank">新建开发项目</a></li>:""}
                 </ul>
-                <ul className="fl with50 edu-txt-center">
+								{coursestypes===true&&this.props.user&&this.props.user.main_site===true?"":<ul className="fl with50 edu-txt-center">
 
                   {coursestypes===true?"":<li>
                     <a onClick={this.tojoinclass}>加入翻转课堂</a>
@@ -1356,7 +1356,7 @@ submittojoinclass=(value)=>{
                       </div>
                     </div>
                   </Modal>:""}
-                </ul>
+                </ul>:""}
               </div>
             </div>
 
diff --git a/public/react/src/modules/tpm/TPMIndex.css b/public/react/src/modules/tpm/TPMIndex.css
index 740ae8a20..10eb9dc11 100644
--- a/public/react/src/modules/tpm/TPMIndex.css
+++ b/public/react/src/modules/tpm/TPMIndex.css
@@ -218,4 +218,8 @@ body>.-task-title {
     float: left;
     min-width: 40px;
     height:40px;
+}
+
+.headwith100b{
+    width: 100%;
 }
\ No newline at end of file