A CSS pseudo-class is a keyword added to a selector that lets you style a specific 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
In this post, I am going to take you through creating a simple contact form using semantic HTML and an awesome CSS pseudo-class known as:focus-within. The:focus-withinpseudo-class allows for great control over focus and lets your users know this is exactly where they are in the experience...
MDN URL none What specific section or headline is this issue about? No response What information was incorrect, unhelpful, or incomplete? The CSS :open pseudo-class is going to be added to the HTML spec and will be shipped in chrome soon: https://drafts.csswg.org/selectors-4/#open-state...
:is() provides a native CSS solution. This feature is supported by all modern browsers (except IE). :is(article, section, aside) p { color: #444; } A single selector can contain any number of :is() pseudo-classes. For example, the complex selector below applies the green text color...
Description As part of an initiative to reduce repo maintenance & code duplication, this PR moves some external examples into content. This PR converts the following macros to live samples: {{Embed...
Note that inCSS3,W3Crecommended to use two colons (::) forpseudo-elementslike::beforeor::after. From theMDN web doc on Pseudo-elements: Note: As a rule, double colons (::) should be used instead of a single colon (:). This distinguishes pseudo-classes from pseudo-elements. However, ...
the:visitedpseudo-class selector, so there’s currently this inconsistency and uncertainty when it comes to styling visited links. Even future W3C CSS specs give us no clarity. In the current draft of CSS4, browsers are still given free reign on how to treat:visitedand:linkpseudo classes: ...
Specification CSS Pseudo-Elements Module Level 4 CSS Positioned Layout Module Level 4 CSS Shadow Parts WebVTT: The Web Video Text Tracks Format CSS pseudo-elementmodule Pseudo-classes CSS selectorsmodule Learn: Pseudo-classes and pseudo-elements...
Styles are applied to a web page using CSS selectors; selectors which make it possible for you to target a specific element or sets of elements. Usually, when you are starting with CSS, you’ll make use of element selectors before pivoting to use classes and IDs....
伪类Pseudo-classes 1、:active :active表示一个被用户激活的元素(比如一个按钮)。当使用鼠标时,“activation”通常在用户按下鼠标主按钮时开始。 :active通常用于a和button元素。这个伪类的其他常见目标包括被激活元素中包含的元素,以及通过关联的label被激活的表单元素。