Tracker: HTML

<div id="container">

  <h1>tracker</h1>

  <div id="main">

    <video id="player" crossOrigin="anonymous" src="https://ocadu.goodcodeclub.com/video/?path=https://player.vimeo.com/external/448844895.sd.mp4?s=3a9ac1d063d75dc5657fd73b377525efc986f7e2&profile_id=139&oauth2_token_id=57447761" controls loop muted></video>
    <div id="emoji">😐</div>

  </div>

  <div id="nav">

    <button id="start">Start</button>
    <button id="detect">Detect Emotion</button>

  </div>

  <textarea id="log"></textarea>

  <div id="debug"></div>

</div>