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19 sie 2024 · A CSS pseudo-class is a keyword added to a selector that specifies a special state of the selected element (s). For example, the pseudo-class :hover can be used to select a button when a user's pointer hovers over the button and this selected button can then be styled.
8 sie 2024 · A CSS pseudo-element is a keyword added to a selector that lets you style a specific part of the selected element (s). Syntax. css. selector::pseudo-element { property: value; } For example, ::first-line can be used to change the font of the first line of a paragraph. css.
25 lip 2024 · Pseudo-classes enable you to target an element when it's in a particular state, as if you had added a class for that state to the DOM. Pseudo-elements act as if you had added a whole new element to the DOM, and enable you to style that.
Learn how to use pseudo-classes to define special states of elements, such as hover, focus, active, and more. See examples, syntax, and exercises for each pseudo-class.
17 mar 2010 · Pseudo class selectors are CSS selectors with a colon preceding them. You are probably very familiar with a few of them. Like hover: a:hover { /* Yep, hover is a pseudo class */ } They are immensely useful in a variety of situations. Some of them are CSS3, some CSS2… it depends on each particular one. Outside of IE, they have great browser ...
2 cze 2017 · A CSS pseudo-class is a keyword preceded by a colon (:) that is added on to the end of selectors to specify that you want to style the selected elements only when they are in certain state.
What are Pseudo-Elements? A CSS pseudo-element is used to style specific parts of an element. For example, it can be used to: Style the first letter or line, of an element; Insert content before or after an element; Style the markers of list items; Style the viewbox behind a dialog box
