Support for different fontsizes for title/comments.

[vinoff]

Pre-Flight checklist

• Did you check to see if this issue already exists?
• This is a single feature request. (Do not put multiple feature requests in one issue)
• This is not a question or discussion. (Use https://lemmy.ml/c/jerboa for that)

Describe The Feature Request Below

I have vision issues and I like titles and comments to have different font sizes.

It would be nice if Jerboa supported setting a different font size for comments and titles of posts. As it is, the font size setting changes font for the whole app.