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HTML里常见的单位 #20

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Liqiuyue9597 opened this issue Aug 9, 2020 · 0 comments

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CSS HTML 百度美团

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Liqiuyue9597 commented Aug 9, 2020 •

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面试官问的是HTML里的单位，其实HTML只有标签没有单位，这个单位的知识应该属于CSS

相对长度单位	说明
em	相对于当前对象内文本的字体尺寸
px	像素，最常用，推荐使用

绝对长度单位	说明
in	英寸
cm	厘米
mm	毫米
pt	磅

--> 解释rem和em
rem:相对于根元素(即html元素)font-size计算值的倍数

Liqiuyue9597 added CSS 百度 HTML labels

Liqiuyue9597 added the 美团 label

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