html, body {
  background-color: rgb(20, 20, 20);
  height: 100vh;
  margin: 0px;
  padding: 0px;
  width: 100vw;
}

#canvas {
  cursor: none;
  height: 100vh;
  width: 100vw;
}
#container {
  position: auto;
}
#container canvas {
  position: absolute;
		} 
#overlay {
position: absolute;
top: 0;
left: 0;
right: 0;
bottom: 0;
margin: auto;
}