More than 11 years after its introduction, it's great to see the `font-size-adjust` property finally in Baseline: https://web.dev/blog/font-size-adjust
The property takes an aspect ratio as its value, which is calculated from font metrics. If you have a font installed locally, you can get the aspect ratio you need from this (slightly clunky) tool I made a few years ago: https://clagnut.com/sandbox/font-size-adjust-ex.html