Update Sidebar

_layouts/website/summary.html

@@ -54,7 +54,7 @@
     <li class="divider"></li>
 </ul>
 
-<a class="summary-logo iue" target="_blank" href="https://www.tuhh.de/iue/home.html"><img src="./abb/iue-logo-2017.jpg" alt="Negotiation Academy Potsdam" /></a>
+<a class="summary-logo iue" target="_blank" href="https://www.tuhh.de/iue/home.html"><img src="./abb/iue-logo-2017.png" alt="Institute of Environmental Technology and Energy Economics" /></a>
 <a class="summary-logo tuhh" target="_blank" href="http://www.tuhh.de"><img src="./abb/TUHH_logo_web_grau_de.png" alt="Logo Technische Universität Hamburg" /></a>
 <a class="summary-logo hoou" target="_blank" href="http://hoou.de"><img src="./abb/HOOU_Logo_lang_kreis.png" alt="Logo Hamburg Open Online University" /></a>
 <div class="license">

book.json

@@ -24,7 +24,7 @@
     "pdf": "/styles/pdf.css"
   },
   "language": "en",
-  "gitbook": "==3.2.2",
+  "gitbook": "3.2.2",
   "pdf": {
     "paperSize": "a4"
   },

styles/website.css

@@ -42,16 +42,10 @@
   width: 150px;
 }
 
-.summary-logo.nit img {
+.summary-logo.iue img {
   display: block;
   margin: 15px auto 0 18px;
-  width: 100px;
-}
-
-.summary-logo.nap img {
-  display: block;
-  margin: 15px auto 0 18px;
-  width: 120px;
+  width: 140px;
 }
 
 .summary-logo.tuhh img {