Format guide
CSS
Cascading Style Sheets
CSS describes how HTML elements should be displayed, colors, fonts, layout, animations. Plain text. Every browser parses CSS to render web pages. Modern CSS has cascade variables, container queries, and a vibrant ecosystem of preprocessors and frameworks (Tailwind, PostCSS).
How to open a CSS file
Any text editor. Browsers parse CSS automatically when linked from HTML.
Primary use
Web styling; design system distribution.
Convert other formats to CSS
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