html, body {
  height: 100%;
  margin:0;
  padding:0;
  background-color: #e9e8e7;
}

div {
  position:relative;
  height: 100%;
  width:100%;
}

div img {
  position:absolute;
  top:0;
  left:0;
  right:0;
  bottom:0;
  margin:auto;
}