{{ $sidenoteDomIdSuffix := .Ordinal }}<label for="sidenote-{{.Page.File.UniqueID}}-{{ $sidenoteDomIdSuffix }}" class="margin-toggle sidenote-number"></label>
<input type="checkbox" id="sidenote-{{.Page.File.UniqueID}}-{{ $sidenoteDomIdSuffix }}" class="margin-toggle"/>
<span class="sidenote">{{ .Inner }}</span>