diff --git a/assets/css/common/_base.scss b/assets/css/common/_base.scss
index f186d3f3..7e321f92 100644
--- a/assets/css/common/_base.scss
+++ b/assets/css/common/_base.scss
@@ -85,7 +85,8 @@ pre {
   font-family: $font_family_monospace;
   border: 1px solid $meta_border_color;
   max-width: 100%;
-  overflow-y: scroll;
+  overflow-y: hidden;
+  overflow-x: auto;
 
   code {
     border: 0;