body {background: #000; color: #FF0;}
  div.container {top: 0; left:0; width: 100%; height: 100%; position: fixed; display: table}
  div.mycont {position: absolute; top: 100; left:100}
  p.center {display: table-cell; vertical-align: middle;}
  p.center1 {display: table-cell; vertical-align: middle;}
  /* Horizontal centering of image: set left & right margins to 'auto' */
  .displayed {display: block; margin: 1em auto}
  /* Also center the lines in the paragraph */
  p.center {text-align: center}
  form {text-align: center}