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towavephone / GatsbyBlog

技术博客，记录日常技术攻关、读书笔记 https://blog.towavephone.com
https://blog.towavephone.com
MIT License
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focus-within伪类及其交互应用 #121

Open towavephone opened 4 years ago

towavephone commented 4 years ago

/css-focus-within-pseudo-class-selector/了解CSS :focus-within伪类 CSS :focus-within伪类选择器和IE8就开始支持的:focus可以说是近亲，区别在于:focus表示当前元素处于focus状态时候干嘛干嘛，而:focus-within表示当前元素或者当前元素的子元素处于focus…