KantSites/templates/nav.html.twig

{# One level of a resolved menu. Dropdowns use details/summary so submenus work without JavaScript. #}
<ul class="menu-list menu-level-{{ level|default(1) }}">
{% for link in links %}
    <li>
    {% if link.children is not empty %}
        <details class="menu-branch">
            <summary>{{ link.label }}</summary>
            <div class="menu-branch-body">
                <a href="{{ link.href }}"{% if link.current %} aria-current="page"{% endif %}>{{ link.label }}</a>
                {% include 'nav.html.twig' with {links: link.children, level: (level|default(1)) + 1} only %}
            </div>
        </details>
    {% else %}
        <a href="{{ link.href }}"{% if link.current %} aria-current="page"{% endif %}>{{ link.label }}</a>
    {% endif %}
    </li>
{% endfor %}
</ul>