standardizing heading fonts

layouts/_default/taxonomy.html

@@ -9,7 +9,7 @@
   </ul>
   
   <section>
-    <h2 class="text-4xl my-8 font-iosevka text-center">Other Topics</h2>
+    <h2 class="text-2xl my-8 font-bold text-center">Other Topics</h2>
     <div class="tag-cloud font-iosevka text-gray-600">
       {{ $tags := .Site.Taxonomies.tags }}
       {{ range $tag, $pages := $tags }}