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

:root {
  --flag-height: 2;
  --flag-width: 3;
  --eqg-green: #009e60;
  --eqg-white: #ffffff;
  --eqg-red: #d91023;
  --eqg-blue: #3e5eb9;
}

#equatorial-guinea {
  position: relative;
  height: 180px;
  aspect-ratio: var(--flag-width) / var(--flag-height);
  background: linear-gradient(
    180deg,
    var(--eqg-green) 0%,
    var(--eqg-green) 33.333%,
    var(--eqg-white) 33.333%,
    var(--eqg-white) 66.666%,
    var(--eqg-red) 66.666%,
    var(--eqg-red) 100%
  );
}

#equatorial-guinea::before {
  content: "";
  position: absolute;
  height: 100%;
  width: 33.333%;
  background: var(--eqg-blue);
  clip-path: polygon(0 0, 100% 50%, 0 100%);
}