partition-jlg-theme/resources/views/sections/header.blade.php

<header class="border-jlg-light-white py-8 shadow-xlg fixed top-0 h-1/12 w-full bg-jlg-dark-blue flex flex-row justify-center items-center z-10">
  <a class="brand text-center text-xl" href="{{ home_url('/') }}">
    <!-- {!! $siteName !!} -->
    <span class="font-caslon uppercase">Partition<br></span>
    <span class="font-caslon italic">Le Livre d'Image</span>
  </a>

  @if (has_nav_menu('primary_navigation'))
    <nav class="nav-primary" aria-label="{{ wp_get_nav_menu_name('primary_navigation') }}">
      {!! wp_nav_menu(['theme_location' => 'primary_navigation', 'menu_class' => 'nav', 'echo' => false]) !!}
    </nav>
  @endif
</header>