* {
  box-sizing: border-box;
}

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

body {
  align-items: center;
  background: #050711;
  display: flex;
  font-family: Arial, sans-serif;
  justify-content: center;
  overflow: hidden;
}

.game-shell {
  align-items: center;
  display: flex;
  height: 100dvh;
  justify-content: center;
  width: 100vw;
}

canvas {
  aspect-ratio: 480 / 680;
  background: #050711;
  display: block;
  max-height: 100dvh;
  max-width: 100vw;
  touch-action: none;
}