html, body {
  background-color: #000;
  color: #eee;
  margin: 0px;
  padding: 0px;
  position: fixed;
  overflow: hidden;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
}
.webvr-button {
  display: none !important;
}
canvas {
  cursor: -webkit-grab;
}
canvas:active {
  cursor: -webkit-grabbing;
}