body {
  margin: 0;
  overflow: hidden;
  background: #87ceeb;
  font-family: Arial, sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

#gameContainer {
  position: relative;
  width: 100vw;
  height: 100vh;
  touch-action: none;
}

#gameCanvas {
  display: block;
  background: #1e90ff;
  width: 100%;
  height: 100%;
}

#hud {
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 20px;
  background: rgba(255, 255, 255, 0.7);
  padding: 10px;
  border-radius: 5px;
}

#scoreBoard, #timer {
  font-size: 18px;
  font-weight: bold;
}