#map {
  height: 80vh;
}

/* #f00 */
.red {
  filter: brightness(0) saturate(100%) invert(17%) sepia(97%) saturate(7372%) hue-rotate(2deg) brightness(111%) contrast(116%);
}

/* #080 */
.green {
  filter: invert(28%) sepia(97%) saturate(5053%) hue-rotate(107deg) brightness(93%) contrast(107%);
}

/* #00f */
.blue {
  filter: brightness(0) saturate(100%) invert(8%) sepia(100%) saturate(7394%) hue-rotate(248deg) brightness(98%) contrast(143%);
}