display: flex;

  font-family: Helvetica;

  background-image: url("http://www.pngmagic.com/product_images/website-background-image-size-psd-vector-photo.jpg");

  margin: 0;

  padding: 0;

  margin: auto;

  flex-direction: column;

}

canvas {

  display: block;

}

​

h1, h3 {

  text-align: center;

  background-color: violet;

  color: white;

  border-radius: 6px;

}

​

​

footer {

  order: 1;

  font-family: tahoma;

  font-style: italic;

  text-align: center;

  color: white;

}

​

a {

  color: white;

}

​

style {

  padding: 0;

}

​