body {
  padding: 0;
  margin: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #333333;
  text-align: center;
  place-content: center;
  font-family: monospace;
}
#renderCanvas {
  padding: 0;
  margin: 0;
  width: 100%;
  height: 100%; 
  /* touch-action: none; */
}