Experimenting with colour options

src/scss/components/_sidebar.scss

@@ -5,10 +5,11 @@ aside{
 	left: 0;
 	bottom: 0;
 	z-index: 96;
-	width: 220px;
+	width: 219px;
 	overflow: hidden;
-	background: $off_white;
-	color: $darkest_grey;
+	background: darken($dark_grey, 1%);
+	border-right: 1px solid lighten($dark_grey, 5%);
+	color: $white;
 
 	.liner {
 		overflow-y: auto;
@@ -33,7 +34,7 @@ aside{
 			@include gradient_overlay(3px);
 			font-weight: 800;
 			font-size: 15px;
-			color: $darkest_grey;
+			color: $white;
 			text-decoration: none;
 			display: block;
 			padding: 9px 10px 5px;
@@ -42,6 +43,7 @@ aside{
 			line-height: 18px;
 
 			.icon {
+				@include invert();
 				height: 14px;
 				padding-right: 12px;
 				vertical-align: top;
@@ -55,10 +57,6 @@ aside{
 				&:before {
 					opacity: 0.15;
 				}
-
-				.icon {
-					@include invert();
-				}
 			}
 
 			&[disabled] {