Changed the credits page to an about page

main.js

@@ -68,8 +68,8 @@ app.get('/pclass', function(req, res) {
     res.sendFile(__dirname + '/public/clientsetup.html');
 });
 
-app.get('/credits', function(req, res) {
-    res.sendFile(__dirname + '/public/credits.html')
+app.get('/about', function(req, res) {
+    res.sendFile(__dirname + '/public/about.html')
 })
 
 app.get('/createclass', function(req, res) {

public/credits.html → public/about.html

@@ -23,6 +23,7 @@ <h2 class="code-line" data-line-start=10 data-line-end=11>
         your microphone and allow you to speak. You can choose to keep the question private or share it with the rest of your class.</p>
     <h2 class="code-line" data-line-start=17 data-line-end=18>
         <a id="How_to_use_it_17"></a>How to use it?</h2>
+    <iframe width="560" height="315" src="https://www.youtube.com/embed/Y5vTc2plfJM" frameborder="0" allow="accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe>
     <p class="has-line-data" data-line-start="19" data-line-end="23">Head to <a href="https://class4corona.com">class4corona.com</a>.<br> If you are a teacher, click “Create Class”, and if you are a student, click “Join Class”.<br> Follow the process to host or join a session.<br> As a teacher, click “start stream”
         to begin hosting your class. As a student, the stream should appear automatically when the teacher starts hosting.</p>
     <h2 class="code-line" data-line-start=24 data-line-end=25>

public/index.html

@@ -44,6 +44,11 @@ <h1 class="h1">Join a class</h1>
                                     <h1 class="h1">Create a class</h1>
                                 </button>
                             </div>
+                            <div class="pt-5">
+                                <button type="button" class="btn btn-outline-secondary btn-md btn-block w-75 mx-auto" onclick="window.location.replace('/about');">
+                                    <h1 class="h1">Help / About</h1>
+                                </button>
+                            </div>
                         </div>
                     </div>
                 </div>