adm_program/installation/templates/message.tpl
<div id="installation-message">
<h3>{$messageHeadline}</h3>
{if $outputMode == "error"}
<p>{$l10n->get("SYS_PROCESSING_ERROR_DESC")}</p>
<p>
<div class="alert alert-danger alert-small" role="alert">
<i class="bi bi-exclamation-triangle-fill"></i>
<strong>{$messageText}</strong>
</div>
</p>
{elseif $outputMode == "success"}
<p>
<div class="alert alert-success alert-small" role="alert">
<i class="bi bi-check-lg"></i>
<strong>{$messageText}</strong>
</div>
</p>
{/if}
<p>
<a id="next_page" class="btn btn-secondary admidio-margin-bottom" href="{$destinationUrl}">
<i class="bi {$buttonIcon}" data-bs-toggle="tooltip" title="{$buttonText}"></i>{$buttonText}
</a>
</p>
</div>