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

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #0a0a1a;
  touch-action: manipulation;
}

#game-container {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 100%;
}

#tap-hint {
  position: absolute;
  left: 50%;
  bottom: 18%;
  transform: translateX(-50%);
  margin: 0;
  padding: 8px 14px;
  font: 600 15px/1.3 monospace;
  color: #ffffff;
  text-align: center;
  pointer-events: none;
  z-index: 5;
  white-space: nowrap;
}

#tap-hint.hidden {
  display: none;
}

#game-canvas {
  display: block;
  max-width: 100%;
  max-height: 100%;
  image-rendering: pixelated;
}