diff --git a/public/css/edu-purge.css b/public/css/edu-purge.css
index ecce221de..fe8784145 100644
--- a/public/css/edu-purge.css
+++ b/public/css/edu-purge.css
@@ -1268,11 +1268,17 @@ a.shixun-task-btn {
 
 
 /*-----------实训配置、评测脚本-------------*/
+@font-face {
+  font-family: "iconfont"; /* Project id 2340181 */
+  src: url('iconfont.woff2?t=1631773579834') format('woff2'),
+       url('iconfont.woff?t=1631773579834') format('woff'),
+       url('iconfont.ttf?t=1631773579834') format('truetype');
+}
 html body {
   font-size: 14px;
   line-height: 2.0;
   background: #fafafa;
-  font-family: "Microsoft YaHei", "SimSun";
+  font-family: "iconfont";
   color: #05101a;
   height: 100%;
   position: relative;
diff --git a/src/home/FifthEdition.jsx b/src/home/FifthEdition.jsx
index bd071a7f7..6e709b434 100644
--- a/src/home/FifthEdition.jsx
+++ b/src/home/FifthEdition.jsx
@@ -22,7 +22,6 @@ import LSLM from './Img/unit/LSLM.png';
 import TG from './Img/unit/TG.png';
 import LC from './Img/unit/LC.png';
 import YKD from './Img/unit/YKD.png';
-import { Link } from 'react-router-dom';
 
 const list = [
   {image_url:GFKJ, name:"国防科技大学",src:"https://www.nudt.edu.cn/"},
@@ -38,7 +37,7 @@ const list = [
   {image_url:ML, name:"木兰开源社区",src:"https://www.mulanos.cn/"},
   {image_url:TX, name:"腾讯",src:"https://www.tencent.com/zh-cn"},
   {image_url:KYRJLM, name:"中国开源软件推进联盟",src:"http://www.copu.org.cn/"},
-  {image_url:WXYJY, name:"无锡大数据研究院",src:""},
+  {image_url:XH, name:"中国计算机学会",src:"https://www.ccf.org.cn/"},
   {image_url:QZ, name:"openi启智",src:"https://www.openi.org.cn/"},
   {image_url:HSKY, name:"红山开源",src:"https://osredm.com/"},
   {image_url:LSLM, name:"绿色产业联盟",src:"https://www.opengcc.org/"},
diff --git a/src/home/Img/2-1bg.png b/src/home/Img/2-1bg.png
index 6e38e8282..eedd40394 100644
Binary files a/src/home/Img/2-1bg.png and b/src/home/Img/2-1bg.png differ
diff --git a/src/home/Img/2-4bg.png b/src/home/Img/2-4bg.png
index 1d88f5b6f..38271d613 100644
Binary files a/src/home/Img/2-4bg.png and b/src/home/Img/2-4bg.png differ
diff --git a/src/home/Index.scss b/src/home/Index.scss
index 65b51362d..d0989cdbd 100644
--- a/src/home/Index.scss
+++ b/src/home/Index.scss
@@ -164,7 +164,7 @@ body{
           top:0px;
           height: 100%;
           content: "";
-          transition: 3s;
+          transition: 5.2s;
           transition-property: width;
         }
         &.slick-active::after{
@@ -460,7 +460,7 @@ body{
         color: #637497;
         font-size: 20px;
         line-height: 36px;
-        max-width: 922px;
+        max-width: 950px;
         margin:30px auto 28px;
         text-align: center;
         span{
diff --git a/src/home/TopEdition.jsx b/src/home/TopEdition.jsx
index af8eacef3..abf41a57e 100644
--- a/src/home/TopEdition.jsx
+++ b/src/home/TopEdition.jsx
@@ -3,11 +3,11 @@ import Slider from 'react-slick';
 let setting={
   dots:true,
   infinite: true,
-  speed: 3000,
+  speed: 2000,
   slidesToShow: 1,
   slidesToScroll: 1,
   pauseOnDotsHover:true,
-  autoplaySpeed:0,
+  autoplaySpeed:5000,
   pauseOnFocus:true,
   autoplay:true,
   arrows:true,