diff --git a/docs/ExamplesDocsApp.vue b/docs/ExamplesDocsApp.vue
index 76f8ceaba..30002e194 100644
--- a/docs/ExamplesDocsApp.vue
+++ b/docs/ExamplesDocsApp.vue
@@ -25,9 +25,6 @@ export default {
   @import './assets/docs.css';
 
   .page-container {
-    height: 100%;
-    overflow: scroll;
-
     section > h2 {
       font-size: 36px;
       color: #333;
@@ -65,9 +62,9 @@ export default {
   .page-content {
     box-sizing: border-box;
     overflow: auto;
-    height: inherit;
     margin-left: 220px;
     padding: 0 20px;
+    border-left: 1px solid #E5E5E5;
 
     section > p {
       font-size: 14px;
diff --git a/docs/assets/docs.css b/docs/assets/docs.css
index 7f9ccf66c..43a72f84d 100644
--- a/docs/assets/docs.css
+++ b/docs/assets/docs.css
@@ -18,16 +18,10 @@ time, mark, audio, video {
   vertical-align: baseline;
 }
 
-html {
-  height: 100%;
-}
-
 body {
   font-family: 'Helvetica Neue',Helvetica,'PingFang SC','Hiragino Sans GB','Microsoft YaHei',SimSun,sans-serif;
-  overflow: hidden;
   font-weight: 400;
   -webkit-font-smoothing: antialiased;
-  height: 100%;
 }
 
 a {
diff --git a/docs/components/side-nav.vue b/docs/components/side-nav.vue
index 67f0782a1..99ef043c0 100644
--- a/docs/components/side-nav.vue
+++ b/docs/components/side-nav.vue
@@ -43,21 +43,15 @@
 </template>
 
 <script>
-  export default {
-    props: {
-      data: Array,
-      base: {
-        type: String,
-        default: ''
-      }
-    },
-    data() {
-      return {
-        highlights: [],
-        navState: []
-      };
+export default {
+  props: {
+    data: Array,
+    base: {
+      type: String,
+      default: ''
     }
-  };
+  }
+};
 </script>
 
 <style lang="css">
@@ -65,11 +59,8 @@
     width: 220px;
     box-sizing: border-box;
     padding: 40px 20px;
-    border-right: 1px solid #E5E5E5;
     float: left;
     background-color: #fff;
-    height: inherit;
-    overflow: auto;
 
     li {
       list-style: none;
diff --git a/docs/index.js b/docs/index.js
index 8bb3a2063..587ad7d83 100644
--- a/docs/index.js
+++ b/docs/index.js
@@ -35,7 +35,9 @@ const router = new VueRouter({
 });
 
 router.beforeEach((route, redirect, next) => {
-  window.scrollTo(0, 0);
+  if (route.path !== '/') {
+    window.scrollTo(0, 0);
+  }
   if (isMobile()) {
     window.location.replace(location.pathname + 'examples.html#' + route.path);
     return;
@@ -44,6 +46,15 @@ router.beforeEach((route, redirect, next) => {
   next();
 });
 
+router.afterEach((route) => {
+  if (route.page !== '/') {
+    const sideNavHeight = document.querySelector('.side-nav').clientHeight;
+    const pageContentBox = document.querySelector('.page-content');
+    const pageContentHeight = pageContentBox.clientHeight;
+    pageContentBox.style.height = Math.max(sideNavHeight, pageContentHeight) + 'px';
+  }
+});
+
 new Vue({ // eslint-disable-line
   render: h => h(App),
   router