[style*="--aspect-ratio"] {
    position: relative;
  }
  [style*="--aspect-ratio"]::before {
    content: "";
    display: block;
    padding-bottom: calc(100% / (var(--aspect-ratio)));
  }
  [style*="--aspect-ratio"] > * {
    position: absolute;
    top: 0;
    bottom: 0;
  }

  .dat-gui {
    position: absolute;
    top: 0;
    right: 0;
    z-index: 1;
  }
  .dg {
    padding: 0; /* overwrite padding of .main */
  }