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[css] 第536天 解释下1px、1rem、1em、1vh代表的含义分别是什么？ #3007

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haizhilin2013 opened this issue Oct 2, 2020 · 1 comment
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[css] 第536天 解释下1px、1rem、1em、1vh代表的含义分别是什么？ #3007

haizhilin2013 opened this issue Oct 2, 2020 · 1 comment
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@haizhilin2013
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第536天 解释下1px、1rem、1em、1vh代表的含义分别是什么？

3+1官网

我也要出题
@haizhilin2013 haizhilin2013 added the css css label Oct 2, 2020
@Liuhongwei3
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  • 1px
    像素（Pixel），相对于显示器屏幕分辨率而言的，即一个像素点。
  • 1rem
    相对于根元素HTML，即同根元素font-size大小。
  • 1em
    相对于父元素
  • 1vh
    相对于视口/视窗，即可视区域

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