.nav_li_pb { font-size:18px; color:#ef9208; } .nav_li_pb i { font-style:normal; } .nav_li_pb i { display:inline-block; vertical-align:bottom; -webkit-animation-name:fontSizeUp1; animation-name:fontSizeUp1; -webkit-animation-duration:5s; animation-duration:5s; -webkit-animation-timing-function:steps(1,end); animation-timing-function:steps(1,end); -webkit-animation-fill-mode:none; animation-fill-mode:none; -webkit-animation-iteration-count:infinite; animation-iteration-count:infinite; -webkit-transform-origin:50% 75%; transform-origin:50% 75%; } .nav_li_pb i:nth-of-type(1) { -webkit-animation-delay:0s; animation-delay:0s; } .nav_li_pb i:nth-of-type(2) { -webkit-animation-delay:0.5s; animation-delay:0.5s; } .nav_li_pb i:nth-of-type(3) { -webkit-animation-delay:1s; animation-delay:1s; } .nav_li_pb i:nth-of-type(4) { -webkit-animation-delay:1.5s; animation-delay:1.5s; } .nav_li_pb i:nth-of-type(5) { -webkit-animation-delay:2s; animation-delay:2s; } .nav_li_pb i:nth-of-type(6) { -webkit-animation-delay:2.5s; animation-delay:2.5s; } .nav_li_pb i:nth-of-type(7) { -webkit-animation-delay:3s; animation-delay:3s; } .nav_li_pb i:nth-of-type(8) { -webkit-animation-delay:3.5s; animation-delay:3.5s; } .nav_li_pb i:nth-of-type(9) { -webkit-animation-delay:4s; animation-delay:4s; } .nav_li_pb i:nth-of-type(10) { -webkit-animation-delay:4.5s; animation-delay:4.5s; } .nav_li_pb i:nth-of-type(11) { -webkit-animation-delay:5s; animation-delay:5s; } .nav_li_pb i:nth-of-type(12) { -webkit-animation-delay:5.5s; animation-delay:5.5s; } @-webkit-keyframes fontSizeUp1 { 0% { -webkit-transform:scale(1.25); transform:scale(1.25); } 7%,100% { -webkit-transform:scale(1); transform:scale(1); } }@keyframes fontSizeUp1 { 0% { -webkit-transform:scale(1.25); transform:scale(1.25); } 7%,100% { -webkit-transform:scale(1); transform:scale(1); } }.nav_li_pb .fontSizeUp1 { -webkit-animation-name:fontSizeUp1; animation-name:fontSizeUp1; }
更新时间:2019-08-29 23:45:54
使用简单的css就可以实现文字的跳动