diff --git a/docs/README.md b/docs/README.md
index dcdd1b15..6787fbb1 100644
--- a/docs/README.md
+++ b/docs/README.md
@@ -57,4 +57,4 @@
 
 欢迎关注 公众号 “CyC2018” ，每天发布一道高频基础知识面试题，让你在闲暇时间也能学习进步！公众号也提供了一个学习打卡圈子，记录你每天的学习收获，见证你的成长！
 
-![](https://i.loli.net/2019/03/08/5c81c43457b07.png)
+![](_media/公众号.jpg)
diff --git a/docs/_media/公众号.jpg b/docs/_media/公众号.jpg
new file mode 100644
index 00000000..ab57e6b2
Binary files /dev/null and b/docs/_media/公众号.jpg differ
diff --git a/docs/index.html b/docs/index.html
index 7a135f1a..dd74a8fc 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -12,7 +12,239 @@
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     <link rel="stylesheet" href="_style/style.css">
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-    <link rel="stylesheet" href="_style/prism-master/themes/prism-coy.css">
+    <!-- <link rel="stylesheet" href="_style/prism-master/themes/prism-coy.css"> -->
+    <style type="text/css">
+    /**
+ * prism.js Coy theme for JavaScript, CoffeeScript, CSS and HTML
+ * Based on https://github.com/tshedor/workshop-wp-theme (Example: http://workshop.kansan.com/category/sessions/basics or http://workshop.timshedor.com/category/sessions/basics);
+ * @author Tim  Shedor
+ */
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+        -o-tab-size: 4;
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+
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+        position: relative;
+        margin: .5em 0;
+        overflow: visible;
+        padding: 0;
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+        -moz-transform: rotate(-2deg);
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+    </style>
 </head>
 
 <body>
@@ -41,7 +273,7 @@
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     <script src="https://cdn.bootcss.com/docsify/4.5.9/plugins/search.min.js"></script>
-    <script src="//unpkg.com/docsify/lib/plugins/gitalk.min.js"></script>
+    <!-- <script src="//unpkg.com/docsify/lib/plugins/gitalk.min.js"></script> -->
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     <script src="//unpkg.com/docsify-copy-code"></script>
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