Update exo-arecibo.html

Author: frnck37

exo-arecibo.html

@@ -278,8 +278,7 @@
         </div>
         <div id="main">
             <video poster="starryNight2.jpeg" autoplay muted loop class="vidbacking">
-                <source src="spacevid.mp4" type="video/mp4">
-                <source src="spacevid.webm" type="video/webm">
+               
             </video>
 
             <script src="https://code.jquery.com/jquery-3.2.1.min.js"