.rail-dither, .tile-dither{color: var(--ink)}.rail-dither{position: absolute;top: 0;left: 0;width: 100%;height: var(--dither-height);mask-image: linear-gradient(to top, transparent 0, #000 var(--dither-fade))}.tile-dither{position: absolute;inset: 0;z-index: -1}.rail-dither canvas, .tile-dither canvas{display: block;width: 100%;height: 100%;image-rendering: pixelated}.rail-dither canvas{opacity: var(--banner-strength);transition: opacity var(--dur-theme) var(--ease-out)}