淺談css的僞元素::after和::before

時間 2020-06-29

標籤淺談 css 元素欄目 CSS 简体版

原文原文鏈接

css中的::after和::before已經被大量地使用在咱們平常開發中了，使用他們可使咱們的文檔結構更加簡潔。可是不少人對::after和::before仍不是特別瞭解，究竟他們是作什麼的？如何使用他們？何時應該使用他們？筆者總結了一些對僞元素的理解和使用經驗。css 1、概念： 1.定義 The CSS ::before(::after) pseudo-element matches a v

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1. 淺談css的僞元素::after和::before
2. CSS僞類元素：after ：before
3. css僞元素 ::after ::before
4. css僞元素after、before
5. CSS的僞元素::after和::before
6. CSS 的::before 和 ::after 僞元素用法
7. css的僞元素::after和::before
8. css before和after僞元素應用
9. CSS ::before 和 ::after 僞元素進階
10. CSS ::before 和 ::after 僞元素用法
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