Checkboxes are too big/not aligned with new font change

Summary

See image: image

Steps to reproduce

Using Firefox 67.0.4 on Linux (Ubuntu 18.04). Issue not present on FF on Mac OS.

What is the current bug behavior?

Checkboxes are out of line and too big.

What is the expected correct behavior?

Checkboxes would be smaller and also aligned vertically with the text.

Relevant logs and/or screenshots

See summary.

Possible fixes

Surely some CSS tweak. I was unable, using the inspector, to fix it myself, but I do not really do frontend.