html,
body {
  margin: 0;
  overflow: hidden;
  height: 100%;
}
canvas {
  display: block;
}
body {
  background-color: #000;
}

/* Small link to return to the main library */
.home-link {
  position: fixed;
  top: 10px;
  right: 10px;
  padding: 4px 8px;
  background: rgba(0, 0, 0, 0.6);
  color: #fff;
  text-decoration: none;
  border-radius: 4px;
  font-size: 0.85rem;
  border: 1px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(4px);
  z-index: 1000;
}