/* reference: https://en.wikipedia.org/wiki/Flag_of_Jamaica */

:root {
  --flag-height: 1;
  --flag-width: 2;
  --jamaica-green: #009b3a;
  --jamaica_black: #000000;
  --jamaica_yellow: #fed100;
}

#jamaica {
  position: relative;
  height: 180px;
  aspect-ratio: var(--flag-width) / var(--flag-height);
  background:
    linear-gradient(45deg, var(--jamaica_black) 0%, var(--jamaica_black) 50%, var(--jamaica_green) 50%, var(--jamaica_green) 100%),
    linear-gradient(-45deg, var(--jamaica_black) 0%, var(--jamaica_black) 50%, var(--jamaica_green) 50%, var(--jamaica_green) 100%);
  background-size: 100% 100%, 100% 100%;
}

#jamaica::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(45deg, transparent 0%, transparent 45%, var(--jamaica_yellow) 45%, var(--jamaica_yellow) 55%, transparent 55%, transparent 100%),
              linear-gradient(-45deg, transparent 0%, transparent 45%, var(--jamaica_yellow) 45%, var(--jamaica_yellow) 55%, transparent 55%, transparent 100%);
}