Bishop is 100% when it comes to the content title!
As for your first question, it depends on what kind of element you have in the page header area.
If you add it as an H2 for example, it will use the font you have selected for H2s.
<h2>My heading text</h2>
Otherwise, you’ll need to give the text a class, like this:
<p class="my-heading-text">My heading</p>
Then give that class a font in CSS:
Let me know if that makes sense or not 🙂