
.icon position: relative overflow: hidden float: left width: 25% height: 0 padding-bottom: 25% .icon-img position: absolute top: 0 left: 0 right: 0 bottom: .44rem box-sizing: border-box padding: .1rem .icon-img-content display: block margin: 0 auto height: 100%
课程紧跟Vue3版本迭代,企业主流版本Vue2+Vue3全掌握
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