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

:root {
  --flag-height: 2;
  --flag-width: 3;
  --philippines-blue: #0038A8;
  --philippines-red: #CE1126;
  --philippines-white: #FFFFFF;
}

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

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