Update post.njk

Author: LinuxJava7

_includes/layouts/post.njk

@@ -14,8 +14,9 @@ layout: layouts/base.njk
 	{%- endfor %}
 </ul>
 
-{{ content | safe }}
-
+<div class="blog-content">
+  {{ content | safe }}
+</div>
 {%- if collections.posts %}
 {%- set previousPost = collections.posts | getPreviousCollectionItem %}
 {%- set nextPost = collections.posts | getNextCollectionItem %}