<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width">
<style>
* {
padding: 0;
margin: 0;
}
body,
html {
width: 100%;
height: 100%
}
#ball {
width: 12px;
height: 12px;
background: red;
border-radius: 50%;
position: fixed;
transition: left 1s linear, top 1s ease- in;
}
</style>
<title>
CSS3水平抛物线动画
</title>
</head>
<body>
<div id="ball"></div>
</body>
<script>
var
$ball = document.getElementById('ball');
document.body.onclick = function (evt) {
console.log(evt.pageX, evt.pageY)
$ball.style.top = evt.pageY + 'px';
$ball.style.left = evt.pageX + 'px';
$ball.style.transition = 'left 0s, top 0s';
setTimeout(() => {
$ball.style.top = window.innerHeight-200 + 'px';
$ball.style.left = '260px';
$ball.style.transition = 'left 1s linear, top 1s ease-in';
},
20
)
}
</script>
</html>
来源：https://blog.csdn.net/dwb123456123456/article/details/99288353