[csswg] Agenda for grid-lanes breakout on Dec 3, 2025

Time/Phone/Zoom details available to WG Members in w3c-css-wg
See https://lists.w3.org/Archives/Member/w3c-css-wg/2024OctDec/0116.html

https://www.timeanddate.com/worldclock/fixedtime.html?iso=20251203T16

1. [css-grid-3][masonry] item-flow row vs. column in masonry layouts
https://github.com/w3c/csswg-drafts/issues/12803

2. [css-grid-3][Masonry] repeat(auto-fill) and minmax()
https://github.com/w3c/csswg-drafts/issues/12573

3. [css-grid-3][masonry] Adjustments/additions to grid shorthanding
https://github.com/w3c/csswg-drafts/issues/12023

4. [css-grid-3][masonry] Clarify what mixing subgridded items with automatic and definite grid position does
https://github.com/w3c/csswg-drafts/issues/10926

5. [css-grid-3] Make align-self/justify-self align including adjacent extra space
https://github.com/w3c/csswg-drafts/issues/10275

6. [css-grid-3][masonry] Effect of negative bottom margins on running position + dense-packing
https://github.com/w3c/csswg-drafts/issues/13164

7. [css-grid-3][masonry] Handling negative margins and dense packing for baseline calculation in the masonry axis
https://github.com/w3c/csswg-drafts/issues/13165

Thanks,

Alan