CSS Tutorial - W3Schools
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.
CSS - 菜鸟教程
CSS 教程 CSS (Cascading Style Sheets，层叠样式表），是一种用来为结构化文档（如 HTML 文档或 XML 应用）添加样式（字体、间距和颜色等）的计算机语言，CSS 文件扩展名为 .css。 通过使用 …
CSS 教程
提供结构清晰、通俗易懂的 Web 开发教程，内含海量实战示例，涵盖 HTML、CSS、JavaScript、SQL、Python、PHP、Bootstrap、Java、XML 等多种技术。
CSS: Cascading Style Sheets - MDN Web Docs
Dec 29, 2025 · Cascading Style Sheets (CSS) is a stylesheet language used to describe the presentation of a document written in HTML or XML (including XML dialects such as SVG, MathML …
CSS：层叠样式表 - MDN Web Docs
层叠样式表（Cascading Style Sheets，缩写为 CSS）是一种样式表语言，用来描述 HTML 或 XML（包括如 SVG、MathML 或 XHTML 之类的 XML 分支语言）文档的呈现方式。 CSS 描述了在屏幕、纸 …
CSS - Wikipedia
Problems with the patchy adoption of CSS and errata in the original specification led the W3C to revise the CSS 2 standards into CSS 2.1, which moved nearer to a working snapshot of current CSS …
Cascading Style Sheets - World Wide Web Consortium (W3C)
Jun 9, 2026 · What is CSS? Cascading Style Sheets (CSS) is a core language of the open web platform, and is used for adding style (e.g., fonts, colors, spacing) to Web documents.
HTML Styles CSS - W3Schools
With CSS, you can control the color, font, the size of text, the spacing between elements, how elements are positioned and laid out, what background images or background colors are to be used, different …
CSS - 维基百科，自由的百科全书
CSS不仅可以静态地修饰网页，还可以配合各种脚本语言动态地对网页各元素进行格式化。 CSS 能够对网页中元素位置的排版进行像素级精确控制，支持几乎所有的字体字号样式，拥有对网页对象和模型 …
CSS 教程 - W3Schools 教程
CSS 示例 body { background-color: lightblue; } h1 { color: white; text-align: center; } p { font-family: verdana; font-size: 20px; } 自己动手试一试 »