adm_plugins/birthday/templates/plugin.birthday.tpl
<div id="plugin-{$name}" class="admidio-plugin-content">
<h3>{$l10n->get('PLG_BIRTHDAY_HEADLINE')}</h3>
{if count($birthdays) > 0}
<ul class="list-group list-group-flush">
{foreach $birthdays as $birthday}
<li class="list-group-item">{$birthday.userText}</li>
{/foreach}
</ul>
{else}
{$message}
{/if}
</div>