:
  {-} `pandoc-sidenote` detects margin notes when the note
  starts with the text `{-}`. This is inspired by the syntax
  Pandoc uses for unnumbered headings.</code></pre>
<blockquote>
<p><em>On the other hand, margin notes are not numbered. Instead, they hang to the left and are only vaguely connected to the text, like this.<span class="sidenote-wrapper"><label for="sn-1" class="margin-toggle">&#8853;</label><input type="checkbox" id="sn-1" class="margin-toggle"/><span class="marginnote"><code>pandoc-sid