diff --git a/src/home/FifthEdition.jsx b/src/home/FifthEdition.jsx
index 09096de2c..ed60f3c0c 100644
--- a/src/home/FifthEdition.jsx
+++ b/src/home/FifthEdition.jsx
@@ -74,7 +74,7 @@ function FifthEdition() {
     const url =`/topics.json`;
     Axios.get(url,{params:{
       topic_type:"cooperator",
-      limit:20,
+      limit:30,
       group_size:5
     }}).then(result=>{
       if(result){
diff --git a/src/home/Img/2-4-1.png b/src/home/Img/2-4-1.png
index e768466cf..99fe85e22 100644
Binary files a/src/home/Img/2-4-1.png and b/src/home/Img/2-4-1.png differ
diff --git a/src/home/Index.scss b/src/home/Index.scss
index b60a31e31..4bb5fb308 100644
--- a/src/home/Index.scss
+++ b/src/home/Index.scss
@@ -542,7 +542,7 @@ body{
       }
       .maContent{
         height: 400px;
-        width: 763px;
+        width: 723px;
         background:url('./Img/2-4-1.png') no-repeat;
         background-size:100% 100%;
         margin:26px 0px;