Show #video-container only after start call

resources/views/app/video/call-minimal.blade.php

@@ -51,7 +51,7 @@
         </div>
     </div>
 
-    <div id="video-container" class="container">
+    <div id="video-container" class="container d-none">
         <div class="main-view mx-auto">
             <div id="self-view" class="video-view" data-user-id=""></div>
         </div>