canvas,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  background-color: black;
  overflow: hidden;
}

img {
  visibility: hidden;
  display: none;
}

footer {
  color: white;
  position: fixed;
  bottom: 0;
  left: 0;
  padding: 15px;
  font-family: "Helvetica", "Roboto", "Sans";
}

footer a {
  color: white;
  font-family: "Helvetica", "Roboto", "Sans";
}