Authoring
Separators are just ---
# First slide
---
# Second slide
A separator is a line of exactly --- with a blank line before it. That blank
line is doing real work: it keeps a setext heading from becoming a slide break.
---# First slide
---
# Second slide
A separator is a line of exactly --- with a blank line before it. That blank
line is doing real work: it keeps a setext heading from becoming a slide break.