Skip to main

W3C CSS Working Group

Developing specifications for the CSS language

Miriam is an Invited Expert on the W3C CSS Working Group, helping to develop the next level of Cascading & Inheritance, in addition to other CSS standards. She’s also active in the CSS4 and Design Token Community Groups.

Cascading Style Sheets (CSS) are the design language of the web – allowing authors and users to attach style (fonts, spacing, filter effects, style animations, and more) to structured documents and Web applications. By separating the presentation style from the content, CSS simplifies Web authoring and site maintenance.

All my research, explainers, and proposals are available at css.oddbird.net.

2021 Resources

  1. see all Talk resources
  2. Podcast resource type

    CSSWG, Container Queries, Scope, and Layers

    I talk with Claire and Steph about my journey into webdev and onto the CSSWG, what I find frustrating about how others use CSS, and the three specs I’m working on.

    see all Podcast resources
  3. Article resource type

    Support (Not) Unknown

    Adding Container Query tests to CSS @support

    Working on a new CSS feature like Container Queries, one of the most important considerations is to ensure a “migration path” – a way for developers to start integrating the new code, without breaking their sites on legacy browsers. That looks different depending on the feature, but can often include…

    see all Article resources
  4. Podcast resource type

    Container Queries & the CSSWG

    I chat with Bruce Lawson & Vadim Makeev about Sass & Susy, CSS Layers & compatibility, Container Queries, and the CSS Working Group.

    see all Podcast resources
  5. Podcast resource type

    What Is The Future Of CSS?

    Starting a new season of the Smashing Podcast with a look at the future of CSS. What new specs will be landing in browsers soon? Drew McLellan talks to Miriam to find out.

    see all Podcast resources
  6. see all Article resources
    blockquote with magenta background and polygonal clip-path
    Article resource type

    Container Queries: a Quick Start Guide

    Now is the time to begin experimenting with a long requested layout tool.

    The @container query, that elusive feature developers have been requesting and proposing for years, has finally made its debut in a browser. Well, sort of. Here we’ll explain what container queries are, how they work, and what other features they might come with once fully supported in browsers.

2020

  1. see all Article resources
    Article resource type

    W3C Invited Expert on the CSS Working Group

    Helping define the future of styles on the web

    I’ve joined the CSS Working Group as a W3C Invited Expert to help to develop the next level of Cascading & Inheritance, in addition to other CSS standards. I’m also currently active in the CSS4 and Design Token Community Groups.