diff --git a/build/webpack.config.js b/build/webpack.config.js
index dc769f7d2..91812f422 100644
--- a/build/webpack.config.js
+++ b/build/webpack.config.js
@@ -130,8 +130,6 @@ if (process.env.NODE_ENV === 'production') {
                   var description = (m && m.length > 1) ? m[1] : '';
                   var content = tokens[idx + 1].content;
                   var html = convert(striptags.strip(content, ['script', 'style']));
-                  var script = striptags.fetch(content, 'script');
-                  var style = striptags.fetch(content, 'style');
 
                   return `<demo-block class="demo-box">
                             <div class="examples" slot="examples">${html}</div>
diff --git a/docs/examples-docs/button.md b/docs/examples-docs/button.md
index 052e03ace..b4de07f6d 100644
--- a/docs/examples-docs/button.md
+++ b/docs/examples-docs/button.md
@@ -21,7 +21,7 @@
 
 只接受primary, default, danger三种类型，默认default。
 
-:::demo
+:::demo 按钮功能
 ```html
 <zan-row>
   <zan-col span="24">
diff --git a/docs/examples-docs/quickstart.md b/docs/examples-docs/quickstart.md
index 7f30110ab..f7794285d 100644
--- a/docs/examples-docs/quickstart.md
+++ b/docs/examples-docs/quickstart.md
@@ -2,7 +2,7 @@
 
 ### 完整引入
 
-```js
+```javascript
 import Vue from 'vue';
 import ZanUI from '@youzan/zanui-vue';
 import '@youzan/zanui-vue/lib/zanui-css/index.css';
@@ -12,7 +12,7 @@ Vue.use(ZanUI);
 
 ### 按需引入
 
-```js
+```javascript
 import Vue from 'vue';
 import { Button, Cell } from '@youzan/zanui-vue';
 import '@youzan/zanui-vue/lib/zanui-css/button.css';