firefox: font family is undefined

[JustCallMeOcean]

t in undefine

rule.style.fontFamily -> rule.style.getPropertyValue('font-family') will be fine

[biiibooo]

👋 @JustCallMeOcean

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[omarsourour]

Just hit this same issue today. It doesn't seem like this library is being updated. I would suggest using https://github.com/ds300/patch-package