to a page to insert a button for presentation start.
Every new H1 or H2 section( 6 or 5 equals signs), which on your page will look like this:
Creating a horizontal slide
Also creating a new horizontal slide
New H3 sections (4 equal signs) are appended vertically if they follow after an H2 section.
Only H2 sections open the vertical axis. If an H3 section follows after an H1 section it is appended horizontally.
Your slide show will autoplay, press space to stop
You can use the escape key to view your entire slideshow as a layout