diff --git a/_includes/comments.html b/_includes/comments.html
index af5075f..83cc0fc 100644
--- a/_includes/comments.html
+++ b/_includes/comments.html
@@ -1,4 +1,4 @@
-<div class="comment">
+<div>
     {% capture mail %}{{ site.author.email }}{% endcapture %}
     {% assign mail_substring = mail | split: '@' %}
     {% assign mail_username = mail_substring[0] %}
@@ -8,14 +8,14 @@
     {% else %}
         {% capture mailto_prefix %}{{ mail_username }}+{{ page.path | remove: ".html" | remove: ".md" | remove: "_pages/" }}{% endcapture %}
     {% endif %}
-    <div class="title">
+    <div>
         <h3>
             <a href="mailto:{{ mailto_prefix }}@{{ mail_domain }}">
                 Post a new comment</a>
         </h3>
     </div>
 
-  <div class="comment-content">
+  <div>
   {% assign comment_counter = 0 %}
   {% assign comments = site.comments | sort | reverse %}
   {% for comment in comments %}
@@ -31,11 +31,11 @@
             {% assign parity = "odd" %}
         {% endif %}
     <a href="#{{ comment_id }}" id="{{ comment_id }}" class="{{ parity }}">
-        <div class="text">
+        <div>
                 <div class="from">{{ comment.from }}</div>
                 <div class="date">{{ comment.date | date: "%b %e %Y, %R %Z" }}</div>
-            <div class="hr"></div>
-         <div class="subject"><h3>{{ comment.subject }}</h3></div>
+            <div></div>
+         <div><h3>{{ comment.subject }}</h3></div>
         {{ comment.content | markdownify }}
         </div>
     </a>
diff --git a/_includes/footer.html b/_includes/footer.html
index 10b660b..6d629bd 100644
--- a/_includes/footer.html
+++ b/_includes/footer.html
@@ -1,16 +1,16 @@
 <div class="footer">
-    <div class="jekyll-theme-note">
+    <div>
         Made using <a href="{{ site.software.home }}" title="The Flux Of Thought theme by Franco Masotti">The Flux Of Thought</a>
            version <a href="{{ site.software.release_base_url }}/{{ site.software.version }}">{{ site.software.version }}</a>
     </div>
-    <div class="license">
+    <div>
         <a href="{{ site.website.source }}">Website content</a> is released under the
         <a href="{{ site.website.license.url }}">{{ site.website.license.name }}</a> license
     </div>
-    <div class="copyright">
+    <div>
         &copy; {{ site.time | date: '%Y' }} {{ site.author.name }}
     </div>
-    <div class="badges">
+    <div>
         <ul>
             <li><a href="https://jekyllrb.com/"><img src="{{ site.baseurl }}/assets/badge-powered_by_jekyll.svg" alt="powered by Jekyll"></a></li>
             <li><a href="https://www.gnu.org/philosophy/javascript-trap.en.html"><img src="{{ site.baseurl }}/assets/badge-no_javascript.svg" alt="no JavaScript"></a></li>
diff --git a/_includes/header.html b/_includes/header.html
index 5b700ca..fde033c 100644
--- a/_includes/header.html
+++ b/_includes/header.html
@@ -12,6 +12,6 @@
     		{% assign prompt = 'Home' %}
 	    {% endif %}
     	<li><a href="{{ link | prepend: site.baseurl }}">{{ prompt }}</a></li>
-        <li class="rss"><a href="{{ site.baseurl }}/feed.xml">RSS</a></li>
+        <li><a href="{{ site.baseurl }}/feed.xml">RSS</a></li>
     </ul>
 </div>
diff --git a/_includes/image.html b/_includes/image.html
index 512ed15..1196cc9 100644
--- a/_includes/image.html
+++ b/_includes/image.html
@@ -5,14 +5,14 @@
 {% endif %}
 
 {% if include.caption %}
-<div class="figure">
+<div>
 <a href="{{ url | prepend: site.baseurl }}" target="_blank">
     <img src="{{ url | prepend: site.baseurl }}" alt="{% if include.alt %}{{ include.alt }}{% else %}Image{% endif %}">
-    <div class="text">{{ include.caption }}</div>
+    <div>{{ include.caption }}</div>
 </a>
 </div>
 {% else %}
-<div class="img">
+<div>
 <a href="{{ url | prepend: site.baseurl }}" target="_blank">
     <img src="{{ url | prepend: site.baseurl }}" alt="{% if include.alt %}{{ include.alt }}{% else %}Image{% endif %}">
 </a>
diff --git a/_includes/page_navigation.html b/_includes/page_navigation.html
index abd1bc6..432ead2 100644
--- a/_includes/page_navigation.html
+++ b/_includes/page_navigation.html
@@ -1,9 +1,9 @@
-<div class="page-navigation">
+<div>
     <ul>
 {% if page.is_home != true %}
     <li>
-    <a class="home" href="{{ site.baseurl }}/" title="Back to 
-Homepage">Home</a></li>
+    <a class="home" href="{{ site.baseurl }}/" title="Back to Homepage">Home</a>
+    </li>
 {% endif %}
     <li>
         <a href="#top-page" title="Back to top ">Top</a>
diff --git a/_includes/post_navigation.html b/_includes/post_navigation.html
index 459b07e..6b8cf89 100644
--- a/_includes/post_navigation.html
+++ b/_includes/post_navigation.html
@@ -1,10 +1,9 @@
-<div class="page-navigation">
+<div>
     <ul>
 
     {% if page.previous.url %}
     <li>
-  <a href="{{ site.baseurl }}{{ page.previous.url }}.html"
-title="previous: {{ page.previous.title }}">&lt;&lt;</a>
+  <a href="{{ site.baseurl }}{{ page.previous.url }}.html" title="previous: {{ page.previous.title }}">&lt;&lt;</a>
     </li>
     {% endif %}
 
diff --git a/_includes/tag_list.html b/_includes/tag_list.html
index e5c05af..91d719c 100644
--- a/_includes/tag_list.html
+++ b/_includes/tag_list.html
@@ -63,7 +63,7 @@
      {% assign sorted_tags = sorted_tags | slice: 0, s %}
 {% endif %}
 
-<div class="tag-list" markdown="0">
+<div markdown="0">
     <ul>
     {% for tag_elements in sorted_tags %}
         {% assign tag = tag_elements | split: '|' %}
diff --git a/_pages/404.md b/_pages/404.md
index d6cb239..3042386 100644
--- a/_pages/404.md
+++ b/_pages/404.md
@@ -4,6 +4,6 @@ title: 404
 permalink: 404.html
 ---
 
-:(
+!?
 
-Looks like this page doesn't exist.
+Looks like this page does not exist.
diff --git a/_pages/index.md b/_pages/index.md
index c717100..0a23d85 100644
--- a/_pages/index.md
+++ b/_pages/index.md
@@ -48,12 +48,10 @@ excerpt: none
     {% endif %}
 
     <li>
-
 {% comment %}See http://frontendcollisionblog.com/jekyll/snippet/2015/03/23/how-to-show-a-summary-of-your-post-with-jekyll.html
              which is released under the MIT license, Copyright (c) 2015 Joshua Beam
 {% endcomment %}
 {% capture post_excerpt %}
-            <span class="post-list-excerpt">
 {% if post.content contains site.excerpts.start and post.content contains site.excerpts.end %}
     {% assign start=post.content | split: site.excerpts.start | last %}
     {% assign end=start | split: site.excerpts.end | first %}
@@ -61,9 +59,7 @@ excerpt: none
 {% else %}
     {{ post.content | strip_html | truncatewords: site.excerpts.words }}
 {% endif %}
-            </span>
 {% endcapture %}
-
         <a href="{{ post.url | prepend: site.baseurl }}.html">
 [ {{ post.date | date: "%F" }} ] {{ post.title }} { {{ post_excerpt }} }
         </a>
@@ -75,4 +71,3 @@ excerpt: none
 
     {% assign i=i | plus: 1 %}
 {% endfor %}
-
diff --git a/_pages/tags.md b/_pages/tags.md
index 75abd75..f87e408 100644
--- a/_pages/tags.md
+++ b/_pages/tags.md
@@ -8,7 +8,7 @@ permalink: /tags/
 
 <hr>
 
-<div class="tag-posts">
+<div>
 
 {% assign site_tags = site.tags | sort %}