.indexBox{position:relative;width:100%;overflow:hidden;cursor:pointer}.indexBox .index{display:block;width:100%;min-height:100vh;animation:index 1s linear 1}.indexBox .enter{position:absolute;width:20%;left:54%;top:52%;animation:enter 3s ease-in-out infinite}.indexBox .enterPhone{width:30%;left:35%}@keyframes index{0%{transform:scale(1.5)}to{transform:scale(1)}}@keyframes enter{0%,to{transform:scale(1)}50%{transform:scale(.8)}}