{% for message in flash.get('success') %}
    <div class="flash success" role="alert">
        {{ message }}
    </div>
{% endfor %}

{% for message in flash.get('notice') %}
    <div class="flash notice" role="alert">
        {{ message }}
    </div>
{% endfor %}

{% for message in flash.get('error') %}
    <div class="flash error" role="alert">
        {{ message }}
    </div>
{% endfor %}