diff --git a/public/react/src/modules/tpm/shixunchild/Challenges/Challenges.js b/public/react/src/modules/tpm/shixunchild/Challenges/Challenges.js
index e5494e8e3..d560e4104 100644
--- a/public/react/src/modules/tpm/shixunchild/Challenges/Challenges.js
+++ b/public/react/src/modules/tpm/shixunchild/Challenges/Challenges.js
@@ -740,7 +740,7 @@ class Challenges extends Component {
                           </div>
 
                         <div className="challengtes_Item">
-                          <div className="flex1">   
+                          <div className="flex1 width0">   
                             <div className="clearfix mb5">
                               {/*onClick={() => this.EditTraining(this.props.identity, item.challenge_id, "/editquestion")}*/}
                               {this.props.identity<5?
diff --git a/public/react/src/modules/tpm/shixunchild/shixunchildCss/Challenges.css b/public/react/src/modules/tpm/shixunchild/shixunchildCss/Challenges.css
index 69661463d..19451dff7 100644
--- a/public/react/src/modules/tpm/shixunchild/shixunchildCss/Challenges.css
+++ b/public/react/src/modules/tpm/shixunchild/shixunchildCss/Challenges.css
@@ -268,7 +268,7 @@
     justify-content: space-between;
     align-items: center;
 }
-.flex1{
+.flex1.width0{
     flex: 1;
     width: 0;
 }