diff --git a/railties/guides/files/stylesheets/main.css b/railties/guides/files/stylesheets/main.css
index 64243be945..9fedd1af8d 100644
--- a/railties/guides/files/stylesheets/main.css
+++ b/railties/guides/files/stylesheets/main.css
@@ -379,6 +379,7 @@ code, pre {
   margin-left: 0;
   margin-top: 0.25em;
   display: block;
+  min-height: 45px;
 }
 
 .note {