Updated comment HTML to better support formatting

Author: wnbittle

_layouts/post.html

@@ -53,11 +53,11 @@ <h5 class="mt-5">{{ comments.size }} responses</h5>
         <div class="col-6"><strong>{{ comment.author }}</strong></div>
         <div class="col-6 text-end"><small><a href="#{{ comment.id }}">{{- comment.date | date: site.date_format -}}</a></small></div>
       </div>
-      {{ comment.message }}
+      <div class="comment-message">{{ comment.message }}</div>
     </div>
     <div class="col-12"><hr class="comment-divider" /></div>
   </div>
   {% endfor %}
   {% endif %}
 
-</article>
+</article>