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在用CSS设置字体为2em为什么字体大小没有变化？_html/css_WEB-ITnose

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Release： 2016-06-24 11:22:59
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各位大神好，我在用css设置字体为2em时，字体大小为什么没有变为父级字体的两倍呢？
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回复讨论(解决方案)

哪里有设置？没看到

去掉

你这已经把css样式的内容给注释掉了，去掉

谢谢大家的回答，我搞明白原因了，原来错误在于CSS类名不能以数字开头！

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在用CSS设置字体为2em为什么字体大小没有变化？
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