{{- $id := .Ordinal -}}
<span class="sidenote-container">
  <a href="#sn-{{ $id }}" id="snref-{{ $id }}" class="sidenote-ref">[{{ $id }}]</a>
  <span id="sn-{{ $id }}" class="sidenote">
    <a href="#snref-{{ $id }}" class="sidenote-ref">[{{ $id }}]</a> {{ .Inner | markdownify }}
  </span>
</span>