CSS Reference - Complete CSS Property Reference
CSS Reference is a complete guide to CSS with 1100+ entries covering every property, selector, pseudo-class, function, and at-rule. Each entry includes syntax, live examples, browser support tables, and practical usage notes. The reference is free to use, searchable, and works in any modern browser.
What We Offer
Browse 1100+ CSS properties, selectors, pseudo-classes, functions, and at-rules in one searchable interface. Every entry ships with syntax, copy-paste examples, browser compatibility data, and links to related entries. Filter by category, search by name, and jump between related properties to learn CSS faster. Modern features like container queries, cascade layers, and the color-mix function are covered alongside classic properties.
Popular Categories
- CSS Properties - Layout, color, typography, and animation properties
- CSS Selectors - Element, class, ID, attribute, and pseudo-class selectors
- CSS Functions - calc, var, min, max, clamp, and color functions
- CSS At-Rules - media, supports, keyframes, and font-face rules
- CSS Pseudo-Elements - before, after, placeholder, and selection
About
CSS Reference is built by Alex Chen as a free, browser-based reference for web developers and designers. All content is free to use, requires no account, and is regularly updated as the CSS specification evolves.
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