HTTP/2 200
date: Thu, 09 Oct 2025 01:10:12 GMT
content-type: text/html; charset=UTF-8
content-encoding: gzip
cache-control: max-age=0, public, s-maxage=3600
access-control-allow-origin: *
last-modified: Wed, 08 Oct 2025 22:15:13 GMT
x-backend: sf-main
x-request-id: 98b9ff310d6b0bc9
strict-transport-security: max-age=15552000; includeSubdomains; preload
content-security-policy: frame-ancestors 'self' https://cms.w3.org/ https://cms-dev.w3.org/; upgrade-insecure-requests
cf-cache-status: EXPIRED
set-cookie: __cf_bm=tjuoHH.2Jz.dGPf.4r7HBIkc10Ho1SH3tPR6I96kJUE-1759972212-1.0.1.1-RKpY9C.cwyUGfryYwrc8lW02DwBKK7Wa6u87izphtWYHxp0DU9xVwUXyIugTXIF7utwtLCl8GenY1lk8j1JHeZ420bw.kF6RMtQos9.l1fg; path=/; expires=Thu, 09-Oct-25 01:40:12 GMT; domain=.w3.org; HttpOnly; Secure; SameSite=None
vary: Accept-Encoding
server: cloudflare
cf-ray: 98b9ff310d6b0bc9-BLR
alt-svc: h3=":443"; ma=86400
CSS Fragmentation Module Level 4 publication history | Standards | W3C
Skip to content
CSS Fragmentation Module Level 4 publication history