Personal-site/components/modules/Avatar.module.css

.big {
  width: 256px;
  height: 256px;

  border: 6px solid var(--dark);
  border-radius: 16px;
}

.small {
  width: 64px;
  height: 64px;

  border: 4px solid var(--lightDark);
  border-radius: 8px;
}

@media screen and (max-width: 1440px) {
  .big {
    display: none;
  }
}