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CSS :after not adding content to certain elements

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野性不改
野性不改 2020-11-22 15:27

I\'m having trouble understanding the behavior of the CSS :after property. According to the spec (here and here):

As their names indicate

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  • 逝去的感伤
    逝去的感伤 (楼主)
    2020-11-22 16:03

    img and input are both replaced elements.

    A replaced element is any element whose appearance and dimensions are defined by an external resource. Examples include images ( tags), plugins ( tags), and form elements (