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

body {
  background: #000;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100svh;
  font-family: 'Courier New', monospace;
  overflow: hidden;
}

#wrapper {
  position: relative;
  width: min(98vw, 800px);
  box-shadow: 0 0 40px rgba(255, 255, 255, 0.15);
}

canvas {
  display: block;
  width: 100%;
  aspect-ratio: 800 / 500;
  background: #000;
  touch-action: none;
}