You can put your filters in an ordered (numbered) or unordered (bullets/images/etc) list by using prefix/suffix/separator/etc parameters in Component or in Ccategory configuration (prefer to set in Component and only override in Category if needed)
<li class="mycustom_fcfliter_element">
</li>
<ol class="mycustom_fcfliter_list">
<ul class="mycustom_fcfliter_list">
</ol>
</ul>