纯CSS3实现的井字棋游戏

运行效果: html .tic-tac-toe - for (var turn = 1; turn <= 9; turn++) - for (var row = 1; row <= 3; row++) - for (var column = 1; column <= 3; column++) - var player = 1 - var positionHorizontal = - var positionVertical = - var positionDiagonal =