refactor main nav

_includes/header.njk

@@ -7,8 +7,9 @@
       {% set navPages = collections.mainNav | pageLang | eleventyNavigation %}
       <ul>
         {%- for entry in navPages -%}
-        <li{% if entry.url == page.url %} class="nav-active"{% endif %}>
-          <a href="{{ entry.url }}">{{ entry.title }}</a>
+        <li>
+          <a class="nav-item {%- if entry.url == page.url %} active{% endif %}"
+            href="{{ entry.url }}">{{ entry.title }}</a>
         </li>
         {%- endfor %}
       </ul>