https://www.w3.org/TR/css-fonts-4/#font-min-max-size-prop
+1
It would be great to review the entire css-font-4 working draft and make sure all the properties are there. https://www.w3.org/TR/css-fonts-4/
This was initially proposed in #3097.
Looks like these were removed from the specification, probably because math functions let you accomplish the same: https://caniuse.com/css-math-functions
See https://css-tricks.com/how-do-you-do-max-font-size-in-css/ for examples
Most helpful comment
+1
It would be great to review the entire css-font-4 working draft and make sure all the properties are there. https://www.w3.org/TR/css-fonts-4/