<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html" charset="UTF-8">
<title></title>
<!-- 为移动设备添加 viewport -->
<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=0" />
<script>
(function (doc, win) {
var element = doc.documentElement,
resizeEvt = 'orientationchange' in window ? 'orientationchange' : 'resize',
// 设计稿的宽度
designWidth = 750,
calc = function () {
var clientWidth = element.clientWidth;
// 定一个最大的宽度,以免全屏后难看
if (clientWidth > 677) {
clientWidth = 677
};
if (!clientWidth) return;
element.style.fontSize = 40 * (clientWidth / designWidth) + 'px';
};
if (!doc.addEventListener) return;
win.addEventListener(resizeEvt, calc, false);
doc.addEventListener('DOMContentLoaded', calc, false);
})(document, window);
</script>
</head>
<body></body>
</html>