Changing font size

Hi,

I’m sure this is probably an easy question but I can’t find the answer.

I’m noticing that the comments on my site have a very smallllll text size. Is there an easy way to make it bigger?

I pasted a sample link below:

http://howtofightnow.com/hilariously-bad-trash-talking/

Trav

https://ww.wp.xz.cn/plugins/seo-facebook-comments/