diff --git a/public/content/content.json b/public/content/content.json
index f8f11ed0968db3b5a48354198883d9ee35bf7558..fc8a4f1cd8e334f2cc3db49000eeb355de789b60 100644
--- a/public/content/content.json
+++ b/public/content/content.json
@@ -108,7 +108,7 @@
       "description_de":"VISION ZERO ist eine Anwendung zum sicheren Routing mit einer Visualisierung eines 3D Grids und einer Heatmap. Entwickelt bein Hackathon Event 'Neue Wege für die Mobilität in Augsburg'. (24 Stunden Zeit begrenzt)"
     },
     "links": {
-      "youtube": "https://www.youtube.com/watch?v=64Qq31ucGy0"
+      "demo": "https://urbanvis.hft-stuttgart.de"
     },
     "refIndex": 4
   },
diff --git a/public/index.html b/public/index.html
index 952b6d2469c3a70f8e2aeb1fd7d5a1a3f9bdd717..4e2540aa398feaf3f9352a1f7481a8e9914e30b2 100644
--- a/public/index.html
+++ b/public/index.html
@@ -28,7 +28,7 @@
   <!-- ÄNDERUNGEN NUR NACH DIESER ZEILE -->
 
   <header>
-    <div class="collapse navbar-light" id="navbarHeader">
+    <div class="collapse navbar-light fixed-top" id="navbarHeader">
       <div class="container">
         <div class="row">
           <div class="col-sm-8 col-md-7 py-4">
@@ -49,21 +49,6 @@
     <div class="navbar navbar-light shadow-sm" style="background-color: #ffffff;">
       <div class="container d-flex justify-content-between">
         <img src="imgs/hft.jpg" class="hftlogo" width="100px" >
-        <!-- <a href="https://www.hft-stuttgart.de" width="100px">
-          
-          <h1 id='projectname'></h1> 
-        </a> -->
-        <!-- <div class="drop-down"> 
-          <select name="options"> 
-              <option class="en" value="en"  
-           style="background-image:url('imgs/flags/226-united-states.svg');background-size:2em;">English</option> 
-              <option class="fr" value="fr" 
-           style="background-image:url('imgs/flags/017-germany.svg');background-size:2em;">Germany</option> 
-              <option class="nl" value="nl" 
-           style="background-image:url('imgs/flags/012-uk.svg');background-size:2em;">Nederlands</option> 
-          </select> 
-      </div>  -->
-
         <select id="selectpicker1" class="selectpicker" data-img-src="imgs/flags/226-united-states.png"
           style="background-color: #ffffff; width: 10em; border-color:#cc3125;" data-width="fit">
           <option value='1' class="selectlang" data-img-src="imgs/flags/226-united-states.png"
@@ -71,12 +56,6 @@
           <option value='2' class="selectlang" data-img-src="imgs/flags/226-united-states.png"
             style="background-color: white;">Deutsch</option>
         </select>
-
-        
-        <!-- <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarHeader"
-          aria-controls="navbarHeader" aria-expanded="false" aria-label="Toggle navigation">
-          <span class="navbar-toggler-icon"></span>
-        </button> -->
       </div>
     </div>
   </header>