html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: #05070c;
  overflow: hidden;
  font-family: 'Segoe UI', Arial, sans-serif;
}

#game-container {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100vw;
  height: 100vh;
  touch-action: none;
}

canvas {
  touch-action: none;
}

* {
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}