(function () {
size();
window.onresize = function () {
size();
}
function size() {
//下面两行有的手机会受到系统字体大小的影响
// var winW = document.documentElement.clientWidth || document.body.clientWidth;
// document.documentElement.style.fontSize = winW / 10 + "px";
var h = Math.max(document.documentElement.clientHeight, window.innerHeight || 0)
var w = Math.max(document.documentElement.clientWidth, window.innerWidth || 0)
var width = w > h ? h : w
width = width > 720 ? 720 : width
var fz = ~~(width * 100000 / 37.5) / 10000 //375px 为设计尺寸
var realfz = ~~(+window.getComputedStyle(document.getElementsByTagName('html')[0]).fontSize.replace('px', '') * 10000) / 10000
// if (fz !== realfz) {
// document.getElementsByTagName('html')[0].style.cssText = 'font-size: ' + fz * (fz / realfz) + 'px'
// }else{
// document.getElementsByTagName('html')[0].style.cssText = 'font-size: ' + fz + 'px'
// }
document.getElementsByTagName('html')[0].style.cssText = 'font-size: ' + fz * (fz / realfz) + 'px'
}
})()
