@media (orientation: landscape) {
  html, body {
    height: 100%;
    width: 100%;
  }
  
  body {
    margin: 0;
    padding: 0;
    background: #111;
    color: #eee;
    font: caption;
  }
  
  canvas {
   
    width: 100%;
    height: 100%;
    object-fit: initial;
   
  }
}