;
    background: rgba(0, 0, 0, 0.5);
    padding: 10px;
    z-index: 10;
  }
  #spinner {
    position: absolute;
    height: 100%;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  paper-spinner-lite {
    /* z-index: 10; */
    position: absolute;
    width: 20em;
    height: 20em;
    /* width: 10em; */
  }
</style>
<div id="stats"></div>
<div id="spinner"><paper-spinner-lite active></paper-spinner-lite><h3>generating tessellations...</h3></div>
