body {
  min-height: 100dvh;
  margin: 0;

  border-inline: 0.5rem solid hsl(13, 63%, 14%);
  background-image: linear-gradient(
    90deg,
    hsl(13, 38%, 28%),
    hsl(13, 38%, 32%) 7%,
    hsl(13, 38%, 38%) 7%,
    hsl(13, 38%, 44%) 14%,
    hsl(13, 26%, 50%) 14% 15.5%,
    hsl(13, 38%, 38%) 15.5% 85%,
    hsl(13, 54%, 24%) 85% 87%,
    hsl(13, 59%, 16%) 87% 90%,
    hsl(13, 67%, 12%) 90% 100%
  );

  background-size: 120px;
  background-position: left;
}

@media screen and (max-width: 600px) {
  body {
    background-size: 20%;
  }
}