.dither-mask {
  display: inline-block;
  width: 100%;
  background-color: var(--md-accent-fg-color);

  mask-image: var(--dither-src);
  mask-mode: luminance;
  mask-size: cover;
  mask-repeat: no-repeat;

  -webkit-mask-image: var(--dither-src);
  -webkit-mask-size: cover;
  -webkit-mask-repeat: no-repeat;
}