body {
  margin: 0;
  font-family: sans-serif;
  background: #111;
  overflow: hidden;
}
#startScreen, #gameOverScreen {
  position: absolute;
  width: 100%;
  text-align: center;
  top: 25%;
  z-index: 9999;
  background-color: #fffbe6;
  color: #222;
  padding: 20px;
  border-radius: 10px;
}
#startScreen button, #gameOverScreen button {
  padding: 10px 20px;
  font-size: 18px;
  margin-top: 15px;
  border-radius: 8px;
  background-color: gold;
  border: none;
  cursor: pointer;
}
#gameContainer {
  position: relative;
  width: 100%;
  text-align: center;
}
#scoreDisplay {
  position: absolute;
  top: 10px;
  left: 10px;
  background: #fff5cc;
  padding: 6px 10px;
  border-radius: 8px;
  font-weight: bold;
  z-index: 100;
}
canvas {
  background: url('watch_compressed.webp') center center no-repeat;
  background-size: cover;
  display: block;
  margin: auto;
  max-width: 100%;
  height: auto;
}
#gameOverScreen a {
  display: block;
  margin-top: 10px;
  font-weight: bold;
  color: gold;
}
@media (max-width: 480px) {
  canvas {
    width: 100% !important;
    height: auto !important;
  }
}