html, body {
  margin: 0;
  padding: 0;
  width: 100vw;
  height: 100vh;
  background-color: #0F1314;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden; 
}

canvas {
  width: 100%;
  height: 100%;
  max-width: 100vw;
  max-height: 100vh;
  min-width: 100vw;
  min-height: 100vh;
  object-fit: contain;
}