body {
  background: #000;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  margin: 0;
  font-family: 'Courier New', monospace,
               'Apple Color Emoji', 'Segoe UI Emoji', 'Noto Color Emoji', sans-serif;
  color: #fff;
  flex-direction: column;
}

.tetris-container {
  display: flex;
  gap: 20px;
}

canvas {
  background: #111;
  border: 4px solid #333;
  image-rendering: pixelated;
}

.info-panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.info {
  text-align: center;
  line-height: 2;
  font-family: inherit;
}

#nextCanvas {
  border: 2px solid #666;
  background: #111;
}

/* 모바일 조작 버튼 스타일 */
.mobile-controls {
  position: fixed;
  bottom: 10px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  padding: 0 20px;
  z-index: 100;
}

.left-controls,
.right-controls {
  display: flex;
  gap: 10px;
}

.mobile-controls button {
  width: 60px;
  height: 60px;
  font-size: 24px;
  border-radius: 8px;
  border: none;
  background-color: #444;
  color: white;
  font-family: 'Courier New', monospace,
               'Apple Color Emoji', 'Segoe UI Emoji', 'Noto Color Emoji', sans-serif;
}

.mobile-controls button:active {
  background-color: #666;
}

/* 게임 오버 메시지 */
#game-over {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 48px;
  font-weight: bold;
  color: red;
  background: rgba(0, 0, 0, 0.8);
  padding: 30px 50px;
  border: 4px solid red;
  display: none;
  z-index: 999;
  text-align: center;
  font-family: 'Courier New', monospace,
               'Apple Color Emoji', 'Segoe UI Emoji', 'Noto Color Emoji', sans-serif;
}