Landmarks drawn too far apart

[Hangmansraven]

The landmarks seem to be drawn too far apart, they do not fit the face in the video properly. It was already noticed but not fixed in the YouTube tutorial. Any suggestions how to adjust the size properly?

[tangmingsh]

apply css

 <style>
    body {
      margin: 0;
      padding: 0;
      width: 100vw;
      height: 100vh;
      display: flex;
      justify-content: center;
      align-items: center;
      flex-direction: column
    }

    canvas {
      position: absolute;
      top: 0;
      left: 0;
    }
  </style>