diff --git a/index.html b/index.html
index 3cdc91c85f..9c661b1d5b 100644
--- a/index.html
+++ b/index.html
@@ -1,34 +1,43 @@
 <!DOCTYPE html>
 <html>
+
 <head>
-<meta charset="utf-8">
-<meta name="keywords" content="EduCoder,信息技术实践教学,精品课程网,慕课MOOC">
-<meta name="description" content="(EduCoder)是信息技术类实践教学平台。(EduCoder)涵盖了计算机、大数据、云计算、人工智能、软件工程、物联网等专业课程。超60000个实训案例，建立学、练、评、测一体化实验环境。">
-<meta name="viewport" content="width=1226">
-<meta name="format-detection" content="telephone=no">
-<meta name="referrer" content="always">
-<meta name="renderer" content="webkit">
-<meta http-equiv="X-UA-Compatible" content="IE=EmulateIE9">
-<meta http-equiv="X-UA-Compatible" content="IE=edge,Chrome=1">
-<meta http-equiv="Cache-Control" content="no-transform">
-<link rel="stylesheet" href="/react/build/umi.23d4967f.css">
-<link rel="icon" href="favicon.ico" type="image/x-icon">
-<link rel="shortcut icon" href="favicon.ico" type="image/x-icon">
-<script src="/react/build/js/polyfill.min.js"></script>
+    <meta charset="utf-8">
+    <meta name="keywords" content="EduCoder,信息技术实践教学,精品课程网,慕课MOOC">
+    <meta name="description"
+        content="(EduCoder)是信息技术类实践教学平台。(EduCoder)涵盖了计算机、大数据、云计算、人工智能、软件工程、物联网等专业课程。超60000个实训案例，建立学、练、评、测一体化实验环境。">
+    <meta name="viewport" content="width=1226">
+    <meta name="format-detection" content="telephone=no">
+    <meta name="referrer" content="always">
+    <meta name="renderer" content="webkit">
+    <meta http-equiv="X-UA-Compatible" content="IE=EmulateIE9">
+    <meta http-equiv="X-UA-Compatible" content="IE=edge,Chrome=1">
+    <meta http-equiv="Cache-Control" content="no-transform">
+    <title>云南考试系统</title>
+    <link rel="stylesheet" href="/react/build/umi.23d4967f.css">
+    <link rel="shortcut icon" type="image/x-icon" href="react/build/favicon.ico" />
+    <script src="/react/build/js/polyfill.min.js"></script>
 </head>
+
 <body>
-<div id="root"></div><script>window.ENV = 'build'</script><style>
-          body > div[id="monica-content-root"] { 
-              display: none !important;
-          }
-          body > div#root { 
-              display: block !important;
-          }
-          body > div:has([class~='ant']) { 
-              display: block !important;
-          }
-      </style><script>if(document.domain !== "www.educoder.net") document.title = '';</script>
-<script src="/react/build/umi.9c6e34f4.js"></script>
-<script src="/react/build/js/public.js"></script>
+    <div id="root"></div>
+    <script>window.ENV = 'build'</script>
+    <style>
+        body>div[id="monica-content-root"] {
+            display: none !important;
+        }
+
+        body>div#root {
+            display: block !important;
+        }
+
+        body>div:has([class~='ant']) {
+            display: block !important;
+        }
+    </style>
+    <script>if (document.domain !== "www.educoder.net") document.title = '';</script>
+    <script src="/react/build/umi.9c6e34f4.js"></script>
+    <script src="/react/build/js/public.js"></script>
 </body>
+
 </html>
\ No newline at end of file
