diff --git a/styles/old/layout/main.css b/styles/old/layout/main.css
index e028d6b5b6ced..5251dbec09e8b 100644
--- a/styles/old/layout/main.css
+++ b/styles/old/layout/main.css
@@ -1,6 +1,7 @@
 #main {
   .container {
     display: flex;
+    flex-direction: column;
   }
 
   .has-side-nav.container {