<div class="dandelion"> <span class="smalldan"></span> <span class="bigdan"></span> </div>
<style type="text/css"> @media screen and (max-width:600px){ .dandelion{ display: none ! important; } } .dandelion .smalldan { width: 36px; height: 60px; left: 21px; background-position: 0 -90px; border: 0px solid red; } .dandelion span { -webkit-animation: ball-x 3s linear 2s infinite; -moz-animation: ball-x 3s linear 2s infinite; animation: ball-x 3s linear 2s infinite; -webkit-transform-origin: bottom center; -moz-transform-origin: bottom center; transform-origin: bottom center; } .dandelion span { display: block; position: fixed; z-index:9999999999; bottom: 0px; background-image: url( https://www.barben.cn/image/pgy.png ); background-repeat: no-repeat; _background: none; } .dandelion .bigdan { width: 64px; height: 115px; left: 47px; background-position: -86px -36px; border: 0px solid red; } @keyframes ball-x { 0% { transform:rotate(0deg);} 20% { transform:rotate(5deg); } 40% { transform:rotate(0deg);} 60% { transform:rotate(-5deg);} 80% { transform:rotate(0deg);} 100% { transform:rotate(0deg);} } @-webkit-keyframes ball-x { 0% { -webkit-transform:rotate(0deg);} 20% { -webkit-transform:rotate(5deg); } 40% { -webkit-transform:rotate(0deg);} 60% { -webkit-transform:rotate(-5deg);} 80% { -webkit-transform:rotate(0deg);} 100% { -webkit-transform:rotate(0deg);} } @-moz-keyframes ball-x { 0% { -moz-transform:rotate(0deg);} 20% { -moz-transform:rotate(5deg); } 40% { -moz-transform:rotate(0deg);} 60% { -moz-transform:rotate(-5deg);} 80% { -moz-transform:rotate(0deg);} 100% { -moz-transform:rotate(0deg);} } </style>