body { background-color: white; }
a:link {color: black;}

img { vertical-align: middle; horizontal-align: middle; width: 70%;}


  /* Vertical centering: make div as large as viewport and use table layout */
  div.container {top: 0; left: 0; width: 100%; height: 100%;
    position: fixed; display: table}
  p {display: table-cell; vertical-align: middle}

  /* Horizontal centering of image: set left & right margins to 'auto' */
  img.displayed {display: block; margin: 5% auto; border: 0;}

  /* Also center the lines in the paragraph */
  p {text-align: center}