fixed menu width

static/style.css

@@ -123,6 +123,8 @@ body > header label {
 	border-bottom: 0.1em solid #336;
 	transition: background-color 0.1s, border 0.1s;
 	width: 100%;
+	padding-left: auto;
+	padding-right: auto;
 }
 body > header label:hover {
 	background-color: #e6e6e6;