website/_src/_includes/header.html

{% include menu-main.html %}

<header class="header header--page">
    <div class="row">
        <h1 class="header__title">{{ page.title }}</h1>
        {% if page.subtitle %}
            <h2 class="header__subtitle">{{ page.subtitle }}</h2>
        {% endif %}
    </div>

    {% if page.path contains 'foundation' %}
        {% include menu-foundation.html %}
    {% endif%}
</header>