This way, authors can use HTML for special formatting.

remotes plugin more natural bindings: tap — next, zoom-out — activate overview, zoom-in — deactivate overview

When multiple elements are specified with the same data-fragment-index,
they are all shown or hidden at once.

Resolves an issue where the first label (e.g., first bullet or first
number) of a list would wrap to the right side of the window and be
hidden under the clock element.