diff --git a/theme/templates/article.html b/theme/templates/article.html
index 7f4a68d..3767fc4 100644
--- a/theme/templates/article.html
+++ b/theme/templates/article.html
@@ -1,64 +1,55 @@
-{% extends "base.html" %} 
-
-{% block title %}
-{{ article.title }} - {{ SITENAME }}
-{% endblock %}
-
-{% block metadesc %}
-{% if article.summary %}
-{{ article.summary|e }}
-{% else %}
-An Article in {{ SITETAG }}: {{ article.title }}
-{% endif %}
-{% endblock %} 
-
-{% block content_header %}
+{% extends "base.html" %} {% block title %} {{ article.title }} - {{ SITENAME }}
+{% endblock %} {% block metadesc %} {% if article.summary %} {{
+article.summary|e }} {% else %} An Article in {{ SITETAG }}: {{ article.title }}
+{% endif %} {% endblock %} {% block content_header %}
 <header id="main-header">
   <h1>{{ article.title }}</h1>
 </header>
-{% endblock content_header %} 
-
-{% block content_body %}
+{% endblock content_header %} {% block content_body %}
 <div class="article-body">
   {% if article.featured_image is defined %}
   <div class="featured-image">
     <a href="{{ article.featured_image }}" title="{{ article.title }} (Bild)">
-      <img src="{{ article.featured_image }}" alt="{{ article.title }} (Bild)" />
+      <img
+        src="{{ article.featured_image }}"
+        alt="{{ article.title }} (Bild)"
+      />
     </a>
   </div>
-  {% endif %} 
-  {% if article.klappentext is defined %}
+  {% endif %} {% if article.klappentext is defined %}
   <div class="klappentext">
     <blockquote>
       <h2>Klappentext</h2>
       <p>{{ article.klappentext }}</p>
     </blockquote>
   </div>
-  {% endif %}  
-  {% if article.content | length is not eq(0) %}
+  {% endif %} {% if article.content | length is not eq(0) %}
   <div>{{ article.content }}</div>
   {% endif %}
   <div>
-    <hr>
+    <hr />
     <h2>Details</h2>
     <ul class="article-stats">
-    {% if article.reihe is defined %}
+      {% if article.reihe is defined %}
       <li>aus der Reihe {{ article.reihe }}</li>
-    {% endif %}
-    {% if article.tags is defined %}
-      <li>Schlagworte: {% for tag in article.tags %}<a href="/tag/{{ tag }}">{{ tag }}</a>, {% endfor %}</li>
-    {% endif %}
-    {% if article.isbn is defined %}
+      {% endif %} {% if article.tags is defined %}
+      <li>
+        Schlagworte: {% for tag in article.tags %}<a href="/tag/{{ tag }}"
+          >{{ tag }}</a
+        >, {% endfor %}
+      </li>
+      {% endif %} {% if article.isbn is defined %}
       <li>ISBN: {{ article.isbn }}</li>
-    {% endif %}
-    {% if article.verlag is defined %}
+      {% endif %} {% if article.verlag is defined %}
       <li>erschienen bei: {{ article.verlag }}</li>
-    {% endif %}
+      {% endif %}
     </ul>
   </div>
 </div>
-<hr>
+<hr />
 <footer class="article-footer">
-  <a href="/{{ article.save_as.split('/')[:-1] | join('/') }}/">&#8592; {{ article.category }}</a>
+  <a href="/{{ article.save_as.split('/')[:-1] | join('/') }}/"
+    >&larr; {{ article.category }}</a
+  >
 </footer>
 {% endblock content_body %}