#instructionbox
 {
  position: absolute;
  padding: 12px;
  left: 50%;
  top: 50%;
  color: #fff;
  background-color: #121212;
  z-index: 13;
  display:none;
  text-align:center;
  font: 10px/1.2 Verdana, Arial, Helvetica, Sans-Serif;
  opacity: 0.8;
  border-radius: 20px;
  padding: 48px;
  width: 600px;
 }
h10 {font-size:22px;}
h20 {font-size:12px;}