diff --git a/vuepress/docs/.vuepress/styles/index.styl b/vuepress/docs/.vuepress/styles/index.styl
index c71b7789aa..92446057fd 100644
--- a/vuepress/docs/.vuepress/styles/index.styl
+++ b/vuepress/docs/.vuepress/styles/index.styl
@@ -66,6 +66,7 @@ body {
   max-width: 740px;
   margin: 0 auto;
   padding: 2rem 2.5rem;
+  display: block;
 }
 
 .theme-default-content:not(.custom) > h1:first-child,