html, body {
  margin: 0;
  padding: 0;
  overflow: hidden;
  height: 100%;
}

#map {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

#game {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}