Add CSS and HTML for blog post styling, remove unused flexbox elements

templates/index.html

@@ -5,7 +5,7 @@
   <!-- If you are using pagination, section.pages will be empty.
        You need to use the paginator object -->  
   {% for page in section.pages %}
-  <li class="blog-post-title">{{ page.date }} // <a href="{{ page.permalink | safe }}">{{ page.title }}</a></li>
+  <li class="blog-entry-title">{{ page.date }} // <a href="{{ page.permalink | safe }}">{{ page.title }}</a></li>
   {% endfor %}
 </ul>
 {% endblock content %}