.description {
  position: fixed;
  bottom: 0;
  color: #ffffff;
  z-index: 100;
  margin: 40px;
}

* {
  margin: 0;
}

html, body {
  cursor: pointer;
  width: 100%;
  height: 100%;
  overflow: hidden;
 
}

canvas {
  display: block;
  overflow: hidden;
 }