disable video preview on landing page

Author: katjaq

index.html

@@ -107,19 +107,23 @@
     </nav>
 
     <!-- my header -->
-    <header class="header" id="myheader"
+<!-- outcomment to bring header back -->
+    <!-- <header class="header" id="myheader"
         style="filter:grayscale(0);-webkit-filter: grayscale(0.2);">
         <div class="overlay">
         </div>
         <div class="container no-quasar">
-            <div class="row" style="justify-content: center;">
+            <div class="row" style="justify-content: center;"> -->
+<!-- end of outcomment to bring header back -->
                 <!-- <div id="chart"></div>
                 <div id="chart2"></div> -->
 
-                <div id="intro" style="color:white;position:absolute;top:8em;text-align:left;padding:0.25em">
+<!-- outcomment to bring header back -->
+                <!-- <div id="intro" style="color:white;position:absolute;top:8em;text-align:left;padding:0.25em">
                     <h1 id="introbrainweb" style="margin-bottom:-1.5rem">BrainWeb</h1>
                     <h1 class="introneurocollab" style="font-size:1.5rem">NEUROSCIENCE COLLABORATION</h1>
-                    
+                     -->
+<!-- end of outcomment to bring header back -->
                     <!-- <h1
                         class="introneurocollab"
                         style="font-size:1.5rem;margin-top:3rem;margin-bottom:1rem"
@@ -172,7 +176,8 @@ <h2 style="font-size:3rem;margin-bottom:3rem">
                     <!-- <span style="font-size:38px;">&#x1F916;</span> -->
                 <!-- </div> -->
                 <!-- <div> -->
-                    <iframe
+                    <!-- Philipp Gunz -->
+                    <!-- <iframe
                         width="1000px"
                         height="600px"
                         frameborder="0"
@@ -185,20 +190,24 @@ <h2 style="font-size:3rem;margin-bottom:3rem">
                         webkitallowfullscreen="true"
                         mozallowfullscreen="true"
                         allow="microphone; camera;"
-                    ></iframe>
-                </div>
+                    ></iframe> -->
+
+<!-- outcomment 7 lines below below to bring header back -->
+                <!-- </div>
 
                 <span class="btn-scroll-down scroll"></span>
 
             </div>
         </div>
-    </header>
+    </header> -->
 
 
     <!-- BrainWeb description -->
     <div class="row mainpageparts hide" id="home">
         <div class="container">
-            <h1>BrainWeb</h1>
+            <!-- <h1>BrainWeb</h1> -->
+            <h1 id="introbrainweb" style="margin-bottom:-1.5rem;">BrainWeb</h1>
+            <h1 class="introneurocollab" style="font-size:1.5rem;padding-bottom:2rem;">NEUROSCIENCE COLLABORATION</h1>
             <div class="row">
                 <!-- left side 1 -->
                 <div class="col-lg-4 col-md-4 col-sm-12">