diff --git a/public/react/src/modules/tpm/shixunchild/Challenges/Challengesjupyter.js b/public/react/src/modules/tpm/shixunchild/Challenges/Challengesjupyter.js
index e9674b2ac..d3aa910b8 100644
--- a/public/react/src/modules/tpm/shixunchild/Challenges/Challengesjupyter.js
+++ b/public/react/src/modules/tpm/shixunchild/Challenges/Challengesjupyter.js
@@ -8,7 +8,7 @@ import '../shixunchildCss/Challenges.css';
 import axios from 'axios';
 const $ = window.$;
 
-
+//12.20,14:11
 class Challengesjupyter extends Component {
 	constructor(props) {
 		super(props)
@@ -48,54 +48,33 @@ class Challengesjupyter extends Component {
 							isopentitletype:"Less",
 						})
 					}
-					this.getjianjiesize()
 				}
 			}
 		}).catch((error) => {
 			//console.log(error)
 		});
 	}
-
-
-	getjianjiesize=()=>{
-		let {ChallengesDataList}=this.state;
-		let boxoffsetHeigh;
-		let box=document.getElementById("shixunchallengesid");
-
-		if(box){
-			boxoffsetHeigh=box.offsetHeight
-			if(ChallengesDataList === undefined || ChallengesDataList&&ChallengesDataList.description=== ""||ChallengesDataList&&ChallengesDataList.description===null||ChallengesDataList&&ChallengesDataList.description===undefined){
-
-			}else{
-				if(this.state.isopentitletype==="greater"){
-
-				}else{
-					if(boxoffsetHeigh>=300){
-						this.setState({
-							opentitletype:true,
-							isopentitletype:"greater",
-							boxoffsetHeigh:boxoffsetHeigh
-						})
-					}else{
-						this.setState({
-							isopentitletype:"Less",
-							boxoffsetHeigh:boxoffsetHeigh
-						})
-					}
-				}
-
-			}
-
-		}
-	}
 	componentDidUpdate = (prevProps,prevState) => {
 
 		//防止陷入无限循环
 		if(prevState.ChallengesDataList!=this.state.ChallengesDataList){
-			if(this.state.isopentitletype==="greater"){
+			let boxoffsetHeigh;
+			let box=document.getElementById("shixunchallengesid");
+			if(box){
+				boxoffsetHeigh=box.offsetHeight
+				if(boxoffsetHeigh<300){
+					this.setState({
+						isopentitletype:"Less",
+						boxoffsetHeigh:boxoffsetHeigh
+					})
+				}else{
+					this.setState({
+						isopentitletype:"greater",
+						opentitletype:true,
+						boxoffsetHeigh:boxoffsetHeigh
+					})
+				}
 
-			}else{
-				this.getjianjiesize()
 			}
 		}
 
@@ -105,9 +84,9 @@ class Challengesjupyter extends Component {
 		setTimeout(this.ChallengesList(), 1000);
 		let id = this.props.match.params.shixunId;
 		let ChallengesURL = `/jupyters/get_info_with_tpm.json`;
-     let datas={
-			 identifier:id,
-		 }
+		let datas={
+			identifier:id,
+		}
 		axios.get(ChallengesURL, {params: datas}).then((response) => {
 			if (response.data.status === 403||response.data.status === 401||response.data.status === 500) {
 				setTimeout(() => {
@@ -115,26 +94,26 @@ class Challengesjupyter extends Component {
 						booljupyterurls:true,
 					})
 				}, 600)
+			}else{
+				if(response.data.status===0){
+
+					setTimeout(() => {
+						this.setState({
+							jupyter_url:response.data.url,
+							jupyter_port:response.data.port,
+							booljupyterurls:true,
+						})
+					}, 800)
+
 				}else{
-				  if(response.data.status===0){
-
-						setTimeout(() => {
-							this.setState({
-								jupyter_url:response.data.url,
-								jupyter_port:response.data.port,
-								booljupyterurls:true,
-							})
-						}, 800)
-
-					}else{
-						setTimeout(() => {
-							this.setState({
-								booljupyterurls:true,
-							})
-						}, 600)
+					setTimeout(() => {
+						this.setState({
+							booljupyterurls:true,
+						})
+					}, 600)
 
-					}
 				}
+			}
 
 
 		}).catch((error) => {
@@ -145,10 +124,6 @@ class Challengesjupyter extends Component {
 			}, 600)
 
 		});
-		setTimeout(this.getjianjiesize(), 1000);
-
-
-
 
 		window.addEventListener('message', (e) => {
 			console.log("触发了jupytermessage");
@@ -163,8 +138,6 @@ class Challengesjupyter extends Component {
 			}
 
 		});
-		setTimeout(this.getjianjiesize(), 1000);
-
 	}
 
 	updatamakedowns = () => {
@@ -218,13 +191,13 @@ class Challengesjupyter extends Component {
 
 	modifyjupyter=()=>{
 		let id=this.props.match.params.shixunId;
-     var jupyter_port="";
-			 try{
-				 jupyter_port= parseInt(this.state.jupyter_port);
-			 }catch (e) {
-				 jupyter_port=this.state.jupyter_port;
+		var jupyter_port="";
+		try{
+			jupyter_port= parseInt(this.state.jupyter_port);
+		}catch (e) {
+			jupyter_port=this.state.jupyter_port;
 
-			 }
+		}
 		const url=`/jupyters/save_with_tpm.json`;
 		const data={
 			identifier:id,
@@ -234,7 +207,6 @@ class Challengesjupyter extends Component {
 			.then((result) => {
 				if (result.data.status === 0) {
 					this.props.showNotification(`应用成功`);
-					console.log("触发了jupytermessage调用了应用成功");
 				}
 			}).catch((error) => {
 		})
@@ -245,15 +217,12 @@ class Challengesjupyter extends Component {
 			opentitletype:!this.state.opentitletype
 		})
 	}
-
 	onclki=(bool)=>{
 		this.setState({
 			enlarge:bool
 		})
 	}
 
-
-
 	render() {
 		let{ChallengesDataList,booljupyterurls,enlarge}=this.state;
 		let id = this.props.match.params.shixunId;
@@ -263,8 +232,6 @@ class Challengesjupyter extends Component {
 		const  business  = this.props&&this.props.current_user&&this.props.current_user.business?this.props.current_user.business:false;
 		//管理员
 		const  admin = this.props&&this.props.current_user&&this.props.current_user.admin?this.props.current_user.admin:false;
-    //用户
-		const  login = this.props&&this.props.current_user&&this.props.current_user.login?this.props.current_user.login:"";
 
 		let  mysidentity =false;
 		try {
@@ -286,39 +253,17 @@ class Challengesjupyter extends Component {
 								</a>
 							</Tooltip>
 						</div>
-
-						<div>
-							<style>
-								{
-									`
-                    .markdown-body img{
-                      min-height: 200px;
-                    }
-                    `
-								}
-							</style>
-
-							{ChallengesDataList === undefined || ChallengesDataList&&ChallengesDataList.description=== ""||ChallengesDataList&&ChallengesDataList.description===null||ChallengesDataList&&ChallengesDataList.description===undefined?<style>
-								{
-									`
+						{this.state.opentitletype===true?<style>
+							{
+								`
 									#shixunchallengesid{
 								    	max-height: 300px;
 									    overflow: hidden;
 									}
 									`
-								}
-							</style>:""}
-							{ChallengesDataList === undefined || ChallengesDataList&&ChallengesDataList.description=== ""||ChallengesDataList&&ChallengesDataList.description===null||ChallengesDataList&&ChallengesDataList.description===undefined?"":this.state.isopentitletype==="greater"&&this.state.opentitletype===true?
-								<style>
-									{
-										`
-                      #shixunchallengesid{
-                          max-height:260px;
-                          overflow: hidden;
-                      }
-                      `
-									}
-								</style>:""}
+							}
+						</style>:""}
+						<div>
 
 							<div className={"pd20"} id={"shixunchallengesid"}>
 								<p id="ReactMarkdown" style={{overflow:'hidden'}}>
@@ -385,9 +330,8 @@ class Challengesjupyter extends Component {
 									display: flex;
 									flex-direction:row-reverse;
 									}
-									
 								;						
-							}
+																}
 								`
 							}
 						</style>
@@ -396,29 +340,33 @@ class Challengesjupyter extends Component {
 								""
 								:
 								(
-								admin===true||business===true||mysidentity===true?
-									<div className={"shixunjianjiecballenges edu-back-white sortinxdirection mt20"}>
-											<div className="renwuxiangssi sortinxdirection">
-												<div><p className="renwuxiangqdiv">任务详情</p></div>
-												<div><p className="renwuxiangqdivtest ml1 shixunbingbaocun">（请将实训题目写在下方并保存）</p></div>
-											</div>
-											<div className="renwuxiangssit xaxisreverseorder">
-												{
-													enlarge===true?
-														<i className="iconfont icon-suoxiao2 font-20 ml2 ysliconfont" style={{
-															marginLeft: '30px',
-														}}  onClick={()=>this.onclki(false)}></i>
-														:
-														<i className="iconfont icon-fangda font-20 ml2 ysliconfont" style={{
-															marginLeft: '30px',
-														}}  onClick={()=>this.onclki(true)}></i>
-												}
-												{/*<div className="challenbaocun" ><p*/}
-												{/*	className="challenbaocuntest">导入</p>*/}
-												{/*</div>*/}
+									admin===true||business===true||mysidentity===true?
+										<div className={enlarge?"shixunjianjiecballenges edu-back-white intermediatecenter  fangdaone":"shixunjianjiecballenges edu-back-white  mt20"}>
+
+											<div className={"sortinxdirection"} >
+												<div className="renwuxiangssi sortinxdirection">
+													<div><p className="renwuxiangqdiv">任务详情</p></div>
+													<div><p className="renwuxiangqdivtest ml1 shixunbingbaocun">（请将实训题目写在下方并保存）</p></div>
+												</div>
+												<div className="renwuxiangssit xaxisreverseorder">
+													{
+														enlarge===true?
+															<i className="iconfont icon-suoxiao2 font-20 ml2 ysliconfont" style={{
+																marginLeft: '30px',
+															}}  onClick={()=>this.onclki(false)}></i>
+															:
+															<i className="iconfont icon-fangda font-20 ml2 ysliconfont" style={{
+																marginLeft: '30px',
+															}}  onClick={()=>this.onclki(true)}></i>
+													}
+													{/*<div className="challenbaocun" onClick={() => this.modifyjupyter(this.state)}><p*/}
+													{/*	className="challenbaocuntest">导入</p>*/}
+													{/*</div>*/}
+												</div>
 											</div>
 										</div>
-							    :
+
+										:
 										""
 								)
 
@@ -450,25 +398,25 @@ class Challengesjupyter extends Component {
 							}
 						</style>
 						{
-						admin===true||business===true||mysidentity===true?
-									<div>
-										<div className="pb47">
-											{
-												this.state.jupyter_url===null || this.state.jupyter_url===undefined?
-													(
-														booljupyterurls===false?
-															<LoadingSpin></LoadingSpin>
-															:""
-													)
-													:
+							admin===true||business===true||mysidentity===true?
+								<div>
+									<div className="pb47">
+										{
+											this.state.jupyter_url===null || this.state.jupyter_url===undefined?
+												(
+													booljupyterurls===false?
+														<LoadingSpin></LoadingSpin>
+														:""
+												)
+												:
 												<iframe src={this.state.jupyter_url} className={enlarge?"fangdatwo":""}
-												sandbox="allow-same-origin allow-scripts allow-top-navigation " scrolling="no" id="frame"
-												name="framename" width="100%" height="700" frameBorder="0"
+																sandbox="allow-same-origin allow-scripts allow-top-navigation " scrolling="no" id="frame"
+																name="framename" width="100%" height="700" frameBorder="0"
 												></iframe>
-											}
-										</div>
+										}
 									</div>
-									:""
+								</div>
+								:""
 						}
 					</div>
 				</div>