add video element to dom

script.js

@@ -6,6 +6,7 @@ document.addEventListener("DOMContentLoaded", () => {
         let upstream = "{{ stream }}";
         xhr.addEventListener("load", () => {
             let video = document.createElement("video");
+            video.className = "video-js";
             body.appendChild(video);
             let ctype = xhr.getResponseHeader("Content-Type");
             console.log(ctype);