CSS Custom Highlight API Module Level 1 publication history
| Date | Status |
|---|---|
| Working Draft | |
| Working Draft | |
| First Public Working Draft |
| CARVIEW |
Select Language
HTTP/2 301
date: Fri, 10 Oct 2025 05:18:51 GMT
content-type: text/html
content-length: 167
location: https://www.w3.org/standards/history/css-highlight-api-1/
cache-control: max-age=3600
expires: Fri, 10 Oct 2025 06:18:51 GMT
set-cookie: __cf_bm=GqdcHiXZHniW_wZBVqRRYJYKLafr0fR8i.rwI1hWHZM-1760073531-1.0.1.1-FJnclL9KtpIBZ.HuwGXB8HWTM_.b_VBDffVDmw5pDZpCSf530Jufm1gvf0Bl.E5DcmN0L7UFblcZHIPbMKjF.sDJUDeFoUH9S1o3tj1NlEw; path=/; expires=Fri, 10-Oct-25 05:48:51 GMT; domain=.w3.org; HttpOnly; Secure; SameSite=None
vary: Accept-Encoding
server: cloudflare
cf-ray: 98c3a8d4bf75ccbb-BLR
alt-svc: h3=":443"; ma=86400
HTTP/2 200
date: Fri, 10 Oct 2025 05:18:52 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: Thu, 09 Oct 2025 22:05:52 GMT
x-backend: sf-main
x-request-id: 98c23999bd8a23b2
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: REVALIDATED
vary: Accept-Encoding
server: cloudflare
cf-ray: 98c3a8d50a6c755c-BLR
alt-svc: h3=":443"; ma=86400
CSS Custom Highlight API Module Level 1 publication history | Standards | W3C
Skip to content
We have a new logo! Learn more.