* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background-color: #000;
}

canvas {
  width: auto;
  height: 100vh;
  max-height: 100vh;
  max-height: -webkit-fill-available;
  max-width: auto;
  z-index: 10000;
  margin: 0 auto;
  padding: 0;
  border: none;
  display: block;
}