silverstripe-elemental-basics/templates/A2nt/ElementalBasics/Elements/CustomSnippetElement.ss

<div class="element__content<% if $Style %> $CssStyle<% end_if %>">
	<% if $ShowTitle %>
        <h2 class="element__title">$Title</h2>
    <% end_if %>

    <div class="element__html typography">
        $HTML
    </div>
</div>