site/_includes/header.html

<header>
    <div class="main-navigation" style="height: 85px;">
        <div class="main-nav fixed">
            <div class="wrapper">
                <div class="logo">
                    <a href=""><img src="/img/logo.png" alt="Logo"></a>
                </div>
                <nav>
                    <div class="toggle">
                        <span></span>
                        <span></span>
                        <span></span>
                    </div>
                    <div class="menu-wrapper" style="height: auto; display: block;">
                        {% include primary-nav-items.html %}
                    </div>
                </nav>
            </div>
        </div>
    </div>
</header>