diff --git a/docs/_sidebar.md b/docs/_sidebar.md
index 76261f0d..37534268 100644
--- a/docs/_sidebar.md
+++ b/docs/_sidebar.md
@@ -4,7 +4,7 @@
  - [Custom navbar](/custom-navbar)
  - [Cover page](/cover)
 
-- Configuration
+- Customization
   - [Configuration](/configuration)
   - [Themes](/themes)
   - [Using plugins](/plugins)
diff --git a/docs/cover.md b/docs/cover.md
index 7054a06b..2a538e75 100644
--- a/docs/cover.md
+++ b/docs/cover.md
@@ -1,6 +1,6 @@
 # Cover
 
-Activate the cover feature by setting `coverpage`. The detail in [Configuration#coverpage](zh-cn/configuration#coverpage).
+Activate the cover feature by setting `coverpage`. The detail in [Configuration#coverpage](configuration#coverpage).
 
 ## Basic usage
 
diff --git a/docs/vue.md b/docs/vue.md
index 40b98fd4..27c42041 100644
--- a/docs/vue.md
+++ b/docs/vue.md
@@ -13,7 +13,7 @@ Load the Vue in `index.html`.
 ```
 
 Then you can immediately write Vue code at Markdown file.
-`new Vue({ el: 'main' })` script is executed by default to create instance.
+`new Vue({ el: '#main' })` script is executed by default to create instance.
 
 *README.md*
 
@@ -44,7 +44,7 @@ You can manually initialize a Vue instance.
 
 <script>
   new Vue({
-    el: 'main',
+    el: '#main',
     data: { msg: 'Vue' }
   })
 </script>
diff --git a/docs/zh-cn/_sidebar.md b/docs/zh-cn/_sidebar.md
index e911c388..952a6fdc 100644
--- a/docs/zh-cn/_sidebar.md
+++ b/docs/zh-cn/_sidebar.md
@@ -4,7 +4,7 @@
  - [定制导航栏](zh-cn/custom-navbar)
  - [封面](zh-cn/cover)
 
-- 配置
+- 定制化
   - [配置项](zh-cn/configuration)
   - [主题](zh-cn/themes)
   - [使用插件](zh-cn/plugins)
diff --git a/docs/zh-cn/vue.md b/docs/zh-cn/vue.md
index 37dd8079..3c811c42 100644
--- a/docs/zh-cn/vue.md
+++ b/docs/zh-cn/vue.md
@@ -12,7 +12,7 @@
 <script src="//unpkg.com/docsify"></script>
 ```
 
-接着就可以愉快地在 Markdown 里写 Vue 了。默认会执行 `new Vue({ el: 'main' })` 创建示例。
+接着就可以愉快地在 Markdown 里写 Vue 了。默认会执行 `new Vue({ el: '#main' })` 创建示例。
 
 *README.md*
 
@@ -43,7 +43,7 @@
 
 <script>
   new Vue({
-    el: 'main',
+    el: '#main',
     data: { msg: 'Vue' }
   })
 </script>
diff --git a/src/core/render/index.js b/src/core/render/index.js
index 5fcaf1d4..4a744bd6 100644
--- a/src/core/render/index.js
+++ b/src/core/render/index.js
@@ -28,9 +28,9 @@ function renderMain (html) {
   // execute script
   this.config.executeScript && executeScript()
 
-  if (!this.config.executeScript
-      && typeof window.Vue !== 'undefined'
-      && !executeScript()) {
+  if (!this.config.executeScript &&
+      typeof window.Vue !== 'undefined' &&
+      !executeScript()) {
     window.__EXECUTE_RESULT__ = new window.Vue().$mount('#main')
   }