Fixes #27

Author: Florian Lautenschlager

_includes/chronixstack.html

@@ -17,7 +17,7 @@ <h2>Chronix Stack</h2>
                         href="http://grafana.org/">Grafana</a> and <a href="https://zeppelin.incubator.apache.org/">
                     Zeppelin</a> are tightly integrated.
                 </p>
-                <img src="img/documentation/chronix-stack.png" class="img-responsive center-block" width="80%"
+                <img src="img/documentation/chronix-stack.png" class="img-responsive center-block" width="85%"
                      alt="Chronix Stack">
 
             </div>