Using the CSS Nesting Spec Today

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John Albin Wilkins

SingaporeCSS, Talk.CSS #49, 1 April 2020

Technology

CSS SPEC PROCESS
FROM CRAZY IDEA TO YOUR BROWSER
Crazy idea Editor’s Draft Working Draft Candidate
Recommendation
CSS Nesting Spec
March 2019

NESTED RULESETS
NO MORE DUPLICATE SELECTORS

WHY @NEST IS NEEDED
BROWSER PERFORMANCE AND LOOK-AHEAD PARSING

WHEN @NEST ISN’T NEEDED
WHEN & COMES FIRST

EXPERIMENTAL CSS, TODAY
postcss-preset-env
https://cssdb.org

POSTCSS.CONFIG.JS
AMAZEE'S CONFIGURATION (WORK IN PROGRESS)

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