編碼的世界 / 優質文選 / 生涯
CSS3實現圓形軌跡動畫
2022年6月28日
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1、代碼
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title></title>
<link href="css/style.css" rel="stylesheet" type="text/css" />
<! 引入jQuery >
<script src="../../scripts/jquery.js" type="text/javascript"></script>
<style>
html,
body {
width: 100%;
height: 100%;
margin: 0;
}
@keyframes animX{
0% {left: 0px;}
100% {left: 500px;}
}
@keyframes animY{
0% {top: 0px;}
100% {top: 500px;}
}
#ball {
width: 20px;
height: 20px;
background-color: #f66;
border-radius: 50%;
position: absolute;
animation: animX 4s cubic-bezier(0.36,0,0.64,1) -2s infinite alternate, animY 4s cubic-bezier(0.36,0,0.64,1) 0s infinite alternate;
}
#lopp {
width: 498px;
height: 498px;
border: 2px solid #999;
border-radius: 50%;
position: absolute;
left: 9px;
top: 9px;
}
</style>
</head>
<body>
<div id="lopp"></div>
<div id="ball"></div>
</body>
</html>
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