switching to Bootstrap 5

templates/content_item.html

@@ -14,9 +14,9 @@
     <h1>{{ content_item.title }}</h1>
   {% endif %}
   <article>{{ content_item.html | safe }}</article>
-  <div id="categories" class="row">
+  <div id="categories">
     {% for category in content_item.categories %}
-    <a href="{{ parent_path }}categories/{{ category }}.html" class="mx-2 small text-muted">{{ category }} </a>
+    <a href="{{ parent_path }}categories/{{ category }}.html" class="mx-1 text-decoration-none small text-muted">{{ category }} </a>
     {% endfor %}
   </div>
   <a href="../index.html" class="btn btn-secondary mt-4">← Back</a>