Arc-hive-omeka-theme/view/common/header-collections.phtml

<main class="">
  <!-- <a href="<?php echo $site->url(); ?>" class="site-brand arc-hive-off"> -->
  <a href="/" class="site-brand arc-hive-off">
    <?php if ($this->themeSetting('logo')): ?>
      <img src="<?php echo $this->themeSettingAssetUrl('logo'); ?>"
           alt="<?php echo $site->title(); ?>"
           title="<?php echo $site->title(); ?>"
           class="logo">
    <?php else: ?>
      <img src="<?php echo $this->assetUrl('img/ARC-HIVE-logo.svg');?>"
           class="logo"
           title="an arc-hive project"
           alt="arc-hive logo" />
    <?php endif; ?>
    <h1 class="site-name"><?php echo $site->title(); ?></h1>
    <h2 class="site-description">an integrative digital bio-art platform</h2>
  </a>
</main>
<nav>
  <menu class="">

    <?php
          echo $site->publicNav()
                    ->menu()
                    ->setPartial('common/wordpress-menu.phtml')
                    ->renderPartialWithParams(['layout' => 'dropdown']);

    ?>
  </menu>
</nav>