update navbar as per Sass folder changes

less/navbar.less

@@ -55,14 +55,16 @@
 		height: auto;
 	}
 	.nav div:before {
-		content: '_';
+		content: '';
+		border-top: 3px solid;
 		border-bottom: 10px double;
 		float: right;
-		top: 1px;
+		height: 4px;
+		right: 3px;
+		top: 14px;
+		width: 20px;
 		position: relative;
 		background: #000;
-		height: 21px;
-		font: bold 32px/0 sans-serif; /* bold, 32px sans-serif text with a line-height of zero */
 	}
 	.nav a {
 		padding: .5em 0;