<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<script>
(function (doc, win, image_width) {
var docEl = doc.documentElement, //获取html标签
//orientationchange方向改变事件
resizeEvt = 'orientationchange' in window ? 'orientationchange' : 'resize',
recalc = function () {
//当前设备视口宽度
var clientWidth = docEl.clientWidth;
if (!clientWidth) return;
docEl.style.fontSize = 100 * (clientWidth / image_width) + 'px';
};
if (!doc.addEventListener) return;
win.addEventListener(resizeEvt, recalc, false);
doc.addEventListener('DOMContentLoaded', recalc, false);
})(document, window, 750);
</script>
<style>
.name {
font-size: 0.32rem;
}
</style>
<body>
<div class="name">lidaxuan- 李大玄</div>
</body>
</html>
rem函数 简单实现记录
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转载自blog.csdn.net/weixin_43553701/article/details/130206158
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