(wip) TTF14 style guide

#### What's the plan?
To add in a style guide for the TTF14 site.

#### What's this PR do?
Adds a TTF14 style guide.

#### How should this be manually tested?
Click around and read through for completeness of content and the best wording of copy.

#### Next steps?
To integrate with the PR that includes the festival Sass and make sure those styles all feed in as they should.

#### TODOs:
-Add in images, paragraphs, lists, icons, Sched, and brandings sections, as well as any others