.container{background-color:#122738;position:absolute;top:0;left:0;display:flex;align-items:center;justify-content:center}.gamebox{width:800px;height:800px;background-color:#193549;border:1px solid #FFC600;border-radius:5px;flex-direction:column;display:flex}.cellrow{flex:1;display:flex;flex-direction:row}.cell{border:1px solid #ffc8003a;flex:1}.selected{background-color:#ffc600}.cell:hover{background-color:#fbff0011}.cell:hover:after{width:10px;height:10px;top:0;left:0;background-color:red}