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  • css selectors

    ... Selects the portion of an element that is selected by a user   :target #news:target Selects the current active #news element (clicked on a URL containing that anchor name) 3 :valid input:valid ...

  • att link rel

    ... : <link rel="alternate" type="application/atom+xml" title="W3Schools News" href="/blog/news/atom"> author Links to the author of the document help Links to a help ...

  • css selectors

    ... 择文档的根元素 3 :empty p:empty 选择每个没有任何子级的p元素（包括文本节点） 3 :target #news:target 选择当前活动的#news元素（包含该锚名称的点击的URL） 3 :enabled input:enabled 选择每一个已启用的输入元素 3 :disabled ...

  • tag article

    ... from the rest of the site. Potential sources for the <article> element: Forum post Blog post News story Comment Browser Support The numbers in the table specify the first browser version that fully supports the element ...

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