{% set alertType = alertType|default('growl') %}
<div id="flashes"{{ alertType == 'growl' ? ' class="alert-growl-container"' : '' }}>
    {{ include('MauticCoreBundle:Notification:flash_messages.html.twig', {
        dismissable: notDismissable|default(false) == false ? ' alert-dismissable' : '',
        alertType: alertType
    }) }}
</div>