CSS Guidelines

How to Start

Learning Resources


  • Create a web page and debug using your browser

Coding Style

  • CSS Guidelines - High-level advice and guidelines for writing sane, manageable, scalable CSS


  • We recommend PostCSS - a tool for transforming CSS with JavaScript. It can lint the CSS too.

Stay Updated

  • CSS Animation

  • Andrey Sitnik - Author of @Autoprefixer, and @PostCSS.

  • Adam Morse - Advocate for users and open-source.

  • CSS Commits - Latest commits to @CSSWG’s public Mercurial repository.

  • Nicolas Gallagher - Software Engineer at @twitter.

  • Harry Roberts- Consultant Front-end Architect: @google, @Etsy, @kickstarter, @BBC, @Deloitte, @FT, more.

  • Lea Verou - Research Assistant @MIT_CSAIL, @CSSWG IE, @OReillyMedia author, Ex @W3C staff.

  • Chris Coyier - Designer @CodePen. Writer @Real_CSS_Tricks.

  • Eric Bidelman - Engineer at Google working on Chrome, web components, and Polymer.

  • Dave McFarland - Web developer, author of CSS: The Missing Manual, JavaScript & jQuery.

  • L. David Baron - Mozilla developer, CSS and W3C standards diplomat.

  • Daniel GlazmanW3C CSS Working Group Co-chairman

  • Natalie Weizenbaum - Lead designer/developer of @SassCSS, working for @google on @dart_lang.

  • Mark Otto - GitHub and Bootstrap. Formerly at Twitter

  • Remy Sharp - All about CSS sizing units.

  • Rachel Andrew - CSS Working Group Invited Expert.