Updated data presentation of image attributes and some minor css tweaks.

templates/image.html

@@ -6,7 +6,7 @@
     }} {% endif %}</h1>
 
 <h2>Details</h2>
-<pre>
-    {{ image.attrs | pprint }}
-</pre>
+<div class="image_attribute">
+    <div class="image_attribute-details">{{ image_attributes }}</div>
+</div>
 {% endblock %}