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  1. developer.mozilla.org

    Nov 15, 2024Learn how to use ::before to create a pseudo-element that is the first child of the selected element and add cosmetic content to it. See examples of quotation marks, decorations, to-do lists, and special characters with ::before.
  2. css-tricks.com

    The position: absolute on ::before and ::after is covering things up when the radio buttons are checked, as anything that occurs in the HTML document hierarchy is covered up unless they are moved to a new location in the HTML document, or their position is altered with CSS. So, every time the radio button is checked, its label gets covered.
  3. selector::before{ preperties } Point, Note. When the ::first-letter and ::first-line pseudo-elements are applied to an element having content generated using ::before, it applies to the first letter or line of the element including the generated content. Example Example A [style.css] p::before{ content: "Note. "; display: inline; }
  4. techonthenet.com

    We will discuss the :before selector below, exploring examples of how to use this selector in CSS to add content and apply styling to that new content. With <p> tag. Let's look at a CSS :before example where we apply the :before selector to a <p> tag. The CSS would look like this: p:before { content: "> "; color: red; font-size: 10px; }

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  1. ::before (:before)
    CSS

    ::before creates a pseudo-element that is the first child of the element matched. It is often used to add cosmetic content to an element by using the content property. This element is inline by default.

    /* CSS3 syntax */
    ::before { style properties }
    
    /* CSS2 syntax */
    :before { style properties }
    More at MDN Web Docs
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