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

:root {
  --flag-height: 2;
  --flag-width: 3;
  --eritrea-green: #12ad2b;
  --eritrea-red: #e8112d;
  --eritrea-blue: #0c1c8c;
}

#eritrea {
  position: relative;
  height: 180px;
  aspect-ratio: var(--flag-width) / var(--flag-height);
  background: linear-gradient(
    180deg,
    var(--eritrea-green) 0%,
    var(--eritrea-green) 50%,
    var(--eritrea-blue) 50%,
    var(--eritrea-blue) 100%
  );
}

#eritrea::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--eritrea-red);
  clip-path: polygon(0 0, 60% 50%, 0 100%);
}