163: Blank line missing after expandable-section heading
The characters +++
or + +
at the start and end of a block mark it as expandable-section heading. +++
is for sections, while + +
is for subsections, otherwise they are the same and collectively referred to as sections here.
The expandable-section heading is expected to be followed by a blank line, but in your case it is not.
Solution
Make sure there is a blank line between expandable-section heading and the following paragraph.
+++ Little Red Riding Hood +++
Once upon a time …
Unlike expandable-section headings, which can be used to toggle their associated sections visible and hidden, regular section-headings can have a subline that is directly placed below the heading. If you are fine with the section being always visible, consider using a regular section heading marked by ---
or - -
respectively:
--- Little Red Cap ---
as told by Brothers Grimm
Once upon a time …
If you did not mean to use a section heading, but want to have literal plus signs at the start of a paragraph, you can prepend them with a backslash, for example: \+++