All the knock-ons from scrolling a div instead of the HTML...

src/scss/components/_images.scss

@@ -75,7 +75,7 @@
 	right: -10px;
 	left: -10px;
 	height: 100%;
-	transform: translateZ(-0.6px) scale(1.33334);
+	transform: translateZ(-50px) scale(2);
 	transform-origin: bottom center;
 	z-index: -1;
 	max-height: 80vh;

src/scss/components/_playback-controls.scss

@@ -8,6 +8,7 @@
 	height: 50px;
 	background: lighten(colour(dark_grey), 15%);
 	color: colour(white);
+	transform-style: preserve-3d;
 
 	.current-track {
 		@include animate();
@@ -253,10 +254,10 @@
 						content: '';
 						display: block;
 						position: fixed;
-						top: 0;
-						left: 0;
 						bottom: 0;
 						right: 0;
+						width: 100vw;
+						height: 100vh;
 						z-index: 99;
 					}
 				}

src/scss/components/_sidebar.scss

@@ -11,6 +11,7 @@ aside{
 	border-right: 1px solid lighten(colour(dark_grey), 2%);
 	color: colour(white);
 	box-sizing: border-box;
+	transform-style: preserve-3d;
 
 	.light-theme & {
 		background: lighten(colour(faint_grey), 2%);