diff --git a/author/project/system/public/themes/default/css/header.css b/author/project/system/public/themes/default/css/header.css
index b440dd5..514eb63 100644
--- a/author/project/system/public/themes/default/css/header.css
+++ b/author/project/system/public/themes/default/css/header.css
@@ -1,4 +1,7 @@
 @charset "UTF-8";
 
 header {
+    &:not(:has(*)) {
+        display: none;
+    }
 }