name: -hspace
<span class="hspace" style="margin-right: {{ obj.attributes.len }}">&nbsp;</span>

name: -vspace
<div class="vspace" style="margin-bottom: {{ obj.attributes.len }}">&nbsp;</div>

name: vspace

name: -bigskip
<div class="bigskip"></div>

name: -medskip
<div class="medskip"></div>

name: -smallskip
<div class="medskip"></div>

