.chessBoard-wrap{margin:24px auto;text-align:center}.chessBoard-wrap .tips{margin:24px auto}.chessBoard-wrap .chessBoard{margin:0 auto;display:flex;width:600px;flex-wrap:wrap;background:url(/assets/background-8950cc8d.png) no-repeat;background-size:contain}.chess{width:150px;height:150px;margin-right:-1px;margin-bottom:-1px;border:1px solid #000;overflow:hidden}.chess img{animation:turnOver 1s}@keyframes turnOver{1%{transform:rotateY(20deg)}to{transform:rotateY(360deg)}}*{margin:0;padding:0;box-sizing:border-box}