1. CSS Container Queries (Size)

    Size queries in Container Queries provide a way to query the size of a container, and conditionally apply CSS to the content of that container.

  2. Variable fonts

    OpenType font settings that allows a single font file to behave like multiple fonts: it can contain all the allowed variations in width, weight, slant, optical size, or any other exposed axes of variation as defined by the font designer. Variations can be applied via the `font-variation-settings` property.

  3. performancecontainertiming api: size

  4. css property: background-size: contain

  5. css property: contain-intrinsic-block-size

  6. css property: contain-intrinsic-block-size: none

  7. css property: contain-intrinsic-inline-size

  8. css property: contain-intrinsic-inline-size: none

  9. css property: contain-intrinsic-size

  10. css property: contain-intrinsic-size: `auto none` value

  11. css property: contain-intrinsic-size: none

  12. css property: container-type: inline-size

  13. css property: container-type: size

  14. css property: container-type: applies style and size containment, but no layout containment.

  15. css property: container: inline-size

  16. css property: container: size

  17. css property: contain: inline-size

  18. css property: contain: size

  19. css property: mask-size: contain