关闭按钮效果的实现
.close{ ???display: inline-block; ???width: 14px; ???height: 1px; ???background: #ccc; ???transform: rotate(45deg); ???-webkit-transform: rotate(45deg);}.close:after { ???content: ‘‘; ???display: block; ???width: 14px; ???height: 1px; ???background: #ccc; ???transform: rotate(-90deg); ???-webkit-transform: rotate(-90deg);}箭头的实现
arrow:after { ???content: ‘‘; ???display: inline-block; ???width: 8px; ???height: 8px; ???border-top: 1px solid #656565; ???border-right: 1px solid #656565; ???transform: rotate(-45deg); ???-webkit-transform: rotate(-130deg);}css伪元素实现箭头和关闭图标
原文地址：https://www.cnblogs.com/muqiao/p/8808189.html