body {
	margin: 0;
	overflow:hidden;
	background-color: black;
}

#html5 {
  position: absolute;
  left: 16px;
  bottom: 16px;
  width: 64px;
  height: 64px;
  background-image: url('/i/html5.png');
  background-repeat: no-repeat;
  cursor: pointer;
  filter: grayscale(100%);
  -webkit-filter: grayscale(100%);
}

#html5:hover {
  filter: grayscale(0%);
  -webkit-filter: grayscale(0%);
}