{% macro separator(label, align='center') %}
{# display a bloc separator
    @param label(unicode): label to show
    @param align(unicode): one of "left", "center", "right"
#}
    <div class="block_separator">
        {% if align in ('center', 'right') %}
            <div class="block_separator__line"></div>
        {% endif %}
        <div class="block_separator__label">
            {{label}}
        </div>
        {% if align in ('center', 'left') %}
            <div class="block_separator__line"></div>
        {% endif %}
    </div>
{% endmacro %}