A first-level heading
A second-level heading
A third-level heading
Here is a simple footnote[1].
A footnote can also have multiple lines[2].
[1]: My reference.
[2]: To add line breaks within a footnote, prefix new lines with 2 spaces.
This is a second line.
[!NOTE]
Useful information that users should know, even when skimming content.
[!TIP]
Helpful advice for doing things better or more easily.
[!IMPORTANT]
Key information users need to know to achieve their goal.
[!WARNING]
Urgent info that needs immediate user attention to avoid problems.
[!CAUTION]
Advises about risks or negative outcomes of certain actions.
term
: definition