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18 lines
511 B
18 lines
511 B
10 months ago
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function fn(){
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console.log(11111);
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function setHtmlFontSize() {
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let whdef = 100 / 1920 ;
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let bodyWidth = document.documentElement.getBoundingClientRect().width;
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console.log(bodyWidth,'屏幕宽度')
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let rem = bodyWidth * whdef
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document.getElementsByTagName('html')[0].style.fontSize = rem + 'px'
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}
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setHtmlFontSize()
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window.addEventListener('resize',function(){
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setTimeout(function(){
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setHtmlFontSize()
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},100)
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})
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}
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fn()
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