modern.css – Replace outdated CSS hacks with modern native solutions

Summary: modern.css provides over 60 side-by-side CSS code snippets comparing old hacks with modern, clean alternatives. Each snippet includes exact code, browser support data, and live demos to help developers update their CSS efficiently.

What it does

It offers a searchable collection of CSS patterns with copy buttons, showing legacy and modern code alongside browser compatibility and live examples.

Who it's for

Developers seeking to modernize their CSS by adopting current standards and best practices.

Why it matters

It streamlines finding updated CSS solutions, reducing reliance on outdated hacks and improving code quality.