使用纯css布局中一个“王”字

    .wang{        position: relative;        width: 100px;        height: 100px;        margin:100px auto;        border-bottom: 2px solid red;        border-top: 2px solid red;    }    .wang::before{        position: absolute;        content: "";        left:49px;        top:0;        width: 2px;        height: 100px;        background-color: red;    }    .wang::after{        position: absolute;        content:"";        left:0;        top:48px;        width: 100px;        height: 2px;        background-color: red;    }