body,
html {
  margin: 0px;
  padding: 0px;
  position: absolute;
  width: 100%;
  height: 100%;
  background: rgb(30, 30, 30);
  /*filter: contrast(3);*/
}

canvas {
  position: absolute;
  width: 100%;
  height: 100%;
  image-rendering: pixelated;
  /*optimizeSpeed;*/
  cursor: crosshair;
  /*filter: blur(3px);*/
}