1. CSS Grid Layout (level 1)

    Method of using a grid concept to lay out content, providing a mechanism for authors to divide available space for layout into columns and rows using a set of predictable sizing behaviors. Includes support for all `grid-*` properties and the `fr` unit.

  2. CSS Subgrid

    Feature of the CSS Grid Layout Module Level 2 that allows a grid-item with its own grid to align in one or both dimensions with its parent grid.

  3. htmltablecolelement api: align

  4. htmltablecolelement api: valign

  5. html element: colgroup: align

  6. html element: colgroup: valign

  7. html element: col: align

  8. html element: col: valign