背景图片跟随鼠标动

<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<title>Document</title>
<style type="text/css">
@import url(https://fonts.googleapis.com/css?family=Lobster+Two:400,400italic);
html, body {
min-height: 100%;
height: 100%;
position: relative;
overflow: hidden;
margin: 0;
padding: 0;
}
.background-image {
110%;
height: 110%;
left: 0;
top: 0;
position: absolute;
background: url('https://images.unsplash.com/photo-1452723312111-3a7d0db0e024?crop=entropy&dpr=2&fit=crop&fm=jpg&h=750&ixjsv=2.1.0&ixlib=rb-0.3.5&q=50&w=1450.jpg') no-repeat left center / cover;
}
/* Not needed styles */
h1 {
margin: 0;
padding: 0;
pointer-events: none;
white-space: nowrap;
font-family: 'Lobster Two', cursive;
font-style: italic;
z-index: 9;
font-size: 100px;
color: white;
position: absolute;
top: 50%;
left: 50%;
transform: translate3d(-50%,-50%,0);
}
</style>
</head>
<body>
<h1>Hover me</h1>
<div class="background-image"></div>
</body>
<script src="http://cdn.bootcss.com/jquery/1.11.0/jquery.min.js"></script>
<script type="text/javascript">
'use strict';
var bg = document.querySelector('.background-image');
var windowWidth = window.innerWidth / 5;
var windowHeight = window.innerHeight / 5;
bg.addEventListener('mousemove', function (e) {
var mouseX = e.clientX / windowWidth;
var mouseY = e.clientY / windowHeight;
bg.style.transform = 'translate3d(-' + mouseX + '%, -' + mouseY + '%, 0)';
});
</script>
</html>

原文地址:https://www.cnblogs.com/wangruifang/p/5986181.html