<script type="text/javascript">
(function () {
var docEl = document.documentElement;
var resize = 'orientationchange' in window ? 'orientationchange' : 'resize';
var setRem = function () {
var screenWidth = docEl.clientWidth || window.screen.width || 375;
docEl.style.fontSize = (100 * screenWidth / 1000) + 'px';
};
// 屏幕大小变化后重新设置rem字号
window.addEventListener(resize, setRem, false);
setRem();
})();
</script>
移动端屏幕大小变化后重新设置rem字号
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转载自blog.csdn.net/qq_41831345/article/details/80651050
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