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代码编辑器:
<!DOCTYPE html> <meta charset="utf-8"> <link href="/static/next/css/tryit.css?v=2017082407" rel="stylesheet"/> <style> div { width:100px; height:100px; background:red; position:relative; animation:mymove 3s; animation-iteration-count:3; /* Safari and Chrome */ -webkit-animation:mymove 3s; -webkit-animation-iteration-count:3; } @keyframes mymove { from {top:0px;} to {top:200px;} } @-webkit-keyframes mymove /* Safari and Chrome */ { from {top:0px;} to {top:200px;} } </style> <p><strong>注意:</strong> Internet Explorer 9 及更早 IE 版本浏览器不支持 animation-iteration-count 属性。</p> <div></div> <footer>简单教程,简单编程<br/>Copyright © 简单教程 www.twle.cn</footer>
运行结果: