Update templates/index.html

templates/index.html

@@ -28,7 +28,7 @@
           <h1 class="jumbotron-heading" style="text-align: center;">ArduinoProg</h1>
           <h3 class="jumbotron-heading" style="text-align: center; margin-bottom: 10px">~Towards Automating Arduino Programming~</h3>
           <div class="col text-center">
-            <a href="https://youtu.be/d8E4Zjrs_KQ">Demo Video</a>
+            <a href="https://youtu.be/d8E4Zjrs_KQ" onclick="window.open('https://youtu.be/d8E4Zjrs_KQ', '_blank'); return false;">Demo Video</a>
             <!-- <a href="https://github.com/imamnurby/ArduinoProg">GitHub</a> -->
             <p>
               <br>