diff --git a/assets/style.css b/assets/style.css
index 765abbc..ec072e7 100644
--- a/assets/style.css
+++ b/assets/style.css
@@ -88,7 +88,7 @@ header>a:hover {
 
 /* The main content */
 main {
-  flex: 1;
+  flex: 1 1 auto;
 }
 
 main>article {