#game-board {
    touch-action: none; /* 防止触摸设备上的滚动 */
}

.piece-canvas {
    transition: transform 0.2s;
    cursor: grab;
}

.piece-canvas:active {
    cursor: grabbing;
    transform: scale(1.1);
}

.piece-selected {
    filter: drop-shadow(0 0 5px rgba(0, 0, 0, 0.5));
    border: 2px dashed #3b82f6;
}

/* 积木容器的滚动条样式 */
#pieces-container::-webkit-scrollbar {
    width: 8px;
}
#pieces-container::-webkit-scrollbar-track {
    background: #f1f1f1; 
}
#pieces-container::-webkit-scrollbar-thumb {
    background: #888; 
    border-radius: 4px;
}
#pieces-container::-webkit-scrollbar-thumb:hover {
    background: #555; 
}