a {
  border: 0;
  color: #000;
  outline: none;
}

body {
  background: #000;
	font: 75%/1.4 Verdana, sans-serif;
	color: #ccc;
	margin: 0;
	padding: 0;
	text-align: center;
}

/* COMMON */
.btn {
  width: 808px;
  height: 128px;
  display: block;
  overflow: hidden;
  margin: 0 auto;
  /* margin-top: 50px; */
  margin-top: 20%;
  padding: 0;
  position: relative;  
}

.btn span {
  background: url('/img/intro.jpg') no-repeat top left;
  display: block;
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
}