Default font size in Firefox?

[PartisanEntity]

I recently was playing around with the font size in Firefox and now I am wondering what the default was? If someone has an unaltered Firefox could you tell me what the value is by default?

Thanks.

[PrimoTurbo]

I haven't touched it and for mine it says 16.

[PartisanEntity]

Thank you PrimoTurbo :)