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[css] 第720天 rem和px的换算规则是怎样的？ #3777

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haizhilin2013 opened this issue Apr 4, 2021 · 2 comments
Open

[css] 第720天 rem和px的换算规则是怎样的？ #3777

haizhilin2013 opened this issue Apr 4, 2021 · 2 comments
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@haizhilin2013
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第720天 rem和px的换算规则是怎样的？

#29

3+1官网

我也要出题
@haizhilin2013 haizhilin2013 added the css css label Apr 4, 2021
@alanhe421
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alanhe421 commented Apr 4, 2021 •
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Root font-size

比如root font-size=16px，0.5rem即16*0.5=8px

@CafuChino
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rem为相对于根元素字体大小计算倍数，1rem等于一倍html下定义字体大小
em相对父元素字体大小计算

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@haizhilin2013 @alanhe421 @CafuChino