html+css实现鼠标移过，底部添加阴影

效果如下： 只要你给外层盒子添加这个样式就好了.t-hover-shadow： .t-hover-shadow { transition: transform .3s ease-in-out, box-shadow .3s cubic-bezier(.47, 0, .745, .715), border .3s linear .1s; } .t-hover-shadow:hover {

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