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

canvas {
  display: block;
  width: 100%;
  height: 100vh;
}
h1 {
  white-space: nowrap;
  font-size: 5rem;
  font-family: "Anton", sans-serif;
  letter-spacing: 0.35em;
  color: #fff;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
@media (max-width: 1460px) {
  h1 {
    font-size: 4rem;
  }
}
@media (max-width: 850px) {
  h1 {
    font-size: 3rem;
  }
}
@media (max-width: 650px) {
  h1 {
    font-size: 2rem;
  }
}