.square{float:left;text-align:center;cursor:pointer;background:#fff;border:2px solid #999;width:50px;height:50px;margin-top:-1px;margin-right:-1px;padding:0;font-size:24px;font-weight:700;line-height:34px}.board-row{display:flex}.square:hover{background:#f0f0f0}.square.winning-square{background:#a3e4a3;border-color:#27ae60}.game{flex-direction:row;align-items:flex-start;gap:40px;padding:20px;display:flex}.back-button{cursor:pointer;color:#333;background:#fff;border:2px solid #333;border-radius:6px;padding:8px 16px;font-size:15px;font-weight:500;position:absolute;top:15px;right:15px}.back-button:hover{color:#fff;background:#333}.game-info{min-width:180px;margin-left:20px}.game-info ol{padding-left:0;list-style:none}.game-info li{margin-bottom:8px}.game-info button{cursor:pointer;text-align:left;background:#f0f0f0;border:1px solid #ccc;border-radius:4px;width:100%;padding:8px 16px;font-size:14px;transition:all .2s}.game-info button:hover{background:#e0e0e0;border-color:#999}.game-info button.current-move{color:#fff;background:#4a90e2;border-color:#357abd}.game-info .sort-button{color:#fff;text-align:center;background:#6c5ce7;border-color:#5a4bd1;margin-bottom:12px;font-weight:700}.game-info .sort-button:hover{background:#5a4bd1;border-color:#4834c0}