# What's new in CSS and UI: I/O 2023 Edition

DevFeed: [What's new in CSS and UI: I/O 2023 Edition](<https://devfeed.tech/articles/what-s-new-in-css-and-ui-i-o-2023-edition-28750.md>)

Original publisher: [Read original article](<https://una.im/2023-05-11-new-in-web/>)

Published: 2023-05-11T00:00:00Z

Content type: article

Language: en

Sources: [Una Kravets](<https://devfeed.tech/sources/una-kravets.md>)

Topics: [Web platform](<https://devfeed.tech/topics/web-platform.md>), [ui](<https://devfeed.tech/topics/ui.md>), [CSS](<https://devfeed.tech/topics/css.md>)

Tags: [css](<https://devfeed.tech/tags/css.md>), [platform](<https://devfeed.tech/tags/platform.md>), [ui](<https://devfeed.tech/tags/ui.md>), [web](<https://devfeed.tech/tags/web.md>), [web-platform](<https://devfeed.tech/tags/web-platform.md>)

## AI overview

An overview of what is new in CSS and UI, focused on web platform primitives for using popovers.

## Source excerpt

Popovers are everywhere on the web platform. Learn how to use the new web platform primitives to take advantage of them today.