CSS WG Blog CSS Gap Decorations Level 1 Updated Workin…

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CSS Gap Decorations Level 1 Updated Working Draft

By Kevin Babbitt March 6, 2026 (Permalink)
Categories: Uncategorized

The CSS Working Group has published an updated Working Draft of CSS Gap Decorations Level 1.

This module builds upon existing support for column rules in multicolumn layout. It extends support for gap decorations to other container layout types such as grid and flex. It also introduces several new properties to support decorations in the row direction, as well as additional controls such as styling and placement variations.

This updated draft includes one major change and two new major features since the FPWD:

A number of smaller changes based on author feedback and CSSWG discussion are also included. A complete list can be found in the Changes section.

Please send feedback by either filing an issue in GitHub (preferable) or sending mail to the (archived) public mailing list www-style@w3.org with the spec code ([css-gaps-1]) and your comment topic in the subject line. (Alternatively, you can email one of the editors and ask them to forward your comment.)

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Last updated 2026-03-06 17:10:32