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Home Web Front-end HTML Tutorial 关于REM的问题_html/css_WEB-ITnose

关于REM的问题_html/css_WEB-ITnose

Jun 21, 2016 am 08:49 AM

请教一个问题
html{font-size:62.5%}
p{font-size:2rem}和p{font-size:20px;}没有区别,但是我为什么还要用rem呢?rem的意义在哪里?难道是根据屏幕尺寸的分辨率吗?


回复讨论(解决方案)

https://github.com/amfe/article/issues/17
建议看上面的文章,仔细阅读一二遍。
然后:
p{font-size:2rem}和p{font-size:20px;}
这两个还是有区别的,建议不同分辨率设备看一下,不同浏览器看一下,不同平台看一下。
比如:三星各个大小的,苹果各个大小的,小米各种大小的屏幕。

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