body {
  margin: 0;
  overflow: hidden;
  background: #111;
}

#c {
  display: block;
  width: 100vw;
  height: 100vh;
}

#status {
  position: fixed;
  top: 10px;
  left: 10px;
  color: white;
  background: rgba(0,0,0,0.65);
  padding: 8px 10px;
  font-family: Arial, sans-serif;
  font-size: 13px;
  z-index: 10;
}