No max-width on header

css/main.css

@@ -36,7 +36,7 @@ h3 {
 	font-size: 1.1rem;
 }
 
-header, main > *:not(pre, form), form > *:not(textarea), footer {
+main > *:not(pre, form), form > *:not(textarea), footer {
 	max-width: 40rem;
 	margin-left: auto;
 	margin-right: auto;