The CSS .class selector selects elements with a specific class attribute value. To select all kinds of elements with a specific class, write a period (.) character, followed by the class attribute value.

2025年4月11日 · The CSS class selector matches elements based on the contents of their class attribute.

2020年2月11日 · CSS classes enable you to apply unique style properties to groups of HTML elements to achieve your desired web page appearance. In this post, we'll cover the fundamental terms you need to know, like CSS class, class selector, and CSS specificity. We'll also walk through how to create a class in CSS and use it to style your web pages.

2025年4月10日 · Classes allow CSS and JavaScript to select and access specific elements via the class selectors or functions like the document.getElementsByClassName(). Though the specification doesn't put requirements on the name of classes, web developers are encouraged to use names that describe the semantic purpose of the element, rather than the ...

2020年10月13日 · In this tutorial, you will create a CSS class selector, which will allow you to apply CSS rules only to HTML elements that are assigned the class. CSS class selectors are useful when you want to apply different style rules for …

At W3Schools you will find complete CSS references of all properties and selectors with syntax, examples, browser support, and more. Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, Python, PHP, Bootstrap, Java, XML and more.

2024年11月20日 · A CSS class is a reusable label used to target one or multiple elements in HTML that share the same properties. CSS classes are used to style those elements in CSS.

2024年3月28日 · CSS class is an attribute that lets you select multiple HTML elements and define their styling simultaneously. It helps maintain visual consistency and simplify web development.

2024年11月1日 · Learn about the difference between classes and IDs. Learn about multiple class selectors and class/ID selector combos. Learn about the .classList API. Learn about class …

2025年1月4日 · CSS class selectors are one of the most versatile tools in your front-end development toolkit. They allow you to apply styles to multiple elements on a webpage, ensuring your design remains consistent and easily maintainable. Syntax. property: value; 1. …