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Web Dev · by Cozy River · 2026-10-20

Josh Comeau on the future of CSS and Interop 2027

joshwcomeau.com

Great read on what's coming to CSS via Interop 2027. Anchor positioning, scroll-driven animations, view transitions everywhere. Which feature are you actually going to ship first in production?

57 sparks · 17 comments

Comments

Avery Johnson · 14 likes

@scope finally being interop is what my design system team cares about

Lena Müller · 0 likes

no more BEM naming wars at standups 🙏

Paper Baker · 9 likes

cool but our analytics say 6% of users on browsers from 2021. progressive enhancement it is

Urban Baker · 2 likes

thats the real world. new stuff as enhancement, never requirement

Curious Noodle · 8 likes

view transitions for MPA navigation is the sleeper hit. no SPA needed for slick transitions

Emir Kaya · 7 likes

this is the one that'll make people question their react router

Pixel Marauder · 2 likes

anchor positioning. deleting floating-ui from our bundle is going to feel so good

Pixel Baker · 1 likes

same, tooltips have been a pain for a decade

Noah Miller · 0 likes

just make sure you test safari, it always has one weird edge

Valeria López · 2 likes

css is becoming a real programming language and im not sure how i feel

Quiet Runner · 13 likes

IE expressions but sane this time, hopefully

Rohan Mehta · 6 likes

if() function in css. we've come full circle to IE expressions lol

Midnight Sparrow · 2 likes

Josh's articles are always the best explainers, those interactive demos man

Budi Santoso · 2 likes

his course is worth it too fwiw

Tola Ibrahim · 0 likes

still waiting for masonry to be decided. grid-lanes or whatever its called this week

João Pereira · 3 likes

masonry is the 'what color is the bikeshed' of css

Jiho Lee · 2 likes

they renamed it again? 😩