1. 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.

  2. cssfontfacedescriptors api: font-weight

  3. cssfontfacedescriptors api: fontweight

  4. fontface api: weight

  5. speechgrammar api: weight

  6. css at-rule: `@font-face`: font-weight

  7. css property: font-synthesis-weight

  8. css property: font-synthesis-weight: auto

  9. css property: font-synthesis-weight: none

  10. css property: font-synthesis: weight

  11. css property: font-weight

  12. css property: font-weight: bold

  13. css property: font-weight: bolder

  14. css property: font-weight: lighter

  15. css property: font-weight: normal

  16. css property: font-weight: `<number>` syntax

  17. elements: mstyle: fontweight

  18. global_attributes: font-weight