html,
body {
  margin: 0;
  padding: 0px;
  align-items: center;
  text-align: center;
  //position: fixed;
  background: #080a1c;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}
main {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}
canvas {
  display: block;
  width: 100vh !important;
  height: 100vh !important;
  z-index: 1;
}