freedomvote/app/templates/messages.html

<div id="messages" class="col-md-4 col-lg-2 col-xs-12">
{% if messages %}
    {% for message in messages %}
    <div class="alert alert-{%if message.tags == 'error'%}danger{%else%}{{message.tags}}{%endif%}">{{message}}</div>
    {% endfor %}
{% endif %}
</div>