diff --git a/packages/@vuepress/theme-default/components/Home.vue b/packages/@vuepress/theme-default/components/Home.vue
index 95a00cbfcc..ceb50c2364 100644
--- a/packages/@vuepress/theme-default/components/Home.vue
+++ b/packages/@vuepress/theme-default/components/Home.vue
@@ -78,6 +78,7 @@ export default {
   .hero
     text-align center
     img
+      max-width: 100%
       max-height 280px
       display block
       margin 3rem auto 1.5rem