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

:root {
  --flag-height: 1;
  --flag-width: 1.5;
}

#montenegro {
  position: relative;
  height: 180px;
  aspect-ratio: var(--flag-width) / var(--flag-height);
  background: #d81e05;
  border: 15px solid #c6aa76;
}