A CSS box model optimized for user interface design. In the flex layout model, the children of a flex container can be laid out in any direction, and can "flex" their sizes, either growing to fill unused space or shrinking to avoid overflowing the parent.

Documentation

Specification

Established standard

Status in Chromium

Blink


Enabled by default (tracking bug) in:

  • Chrome for desktop release 21

Consensus & Standardization

After a feature ships in Chrome, the values listed here are not guaranteed to be up to date.

Owner

Last updated on 2020-11-19