Ptt 大爆卦 | nth-first-child - 前往 https://stackoverflow.com/questions/8821193/nth-child-or-first-child-how-to-select-first-and-second-child-in-one

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nth-child() or first-child? how to select first AND second child in ...

For selecting the first and second children, you can use a single :nth-child() pseudo-class like so: ul li:nth-child(-n+2) a { background: ...

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