html { height:100%; }
body { 
	height:100%; 
	overflow: hidden; 
	margin:0; 
	padding:0; 
	font-family:Arial, Helvetica, sans-serif; 
	font-size:16px; 
	color:#FFFFFF; 
}

div{
	display: block;
}

#viewport{
	-webkit-backface-visibility: hidden;
	-webkit-transform: translate3d(0,0,0);
	-webkit-perspective: 850px;
	-webkit-user-select: none;
	overflow: hidden;
	width: 100%;
	height: 100%;
	position: absolute;
	top: 0;
	left: 0;
}

#box-container{
 	-webkit-transform-style: preserve-3d;
}


.btn{
	overflow-x: hidden; 
	overflow-y: hidden; 
	position: absolute; 
	cursor: pointer; 
	opacity: 1; 
	z-index: 500; 
	visibility: visible; 
	width: 70px; 
	height: 62px; 
	-webkit-background-size: 70px 62px; 
	-webkit-transform: translate3d(-35px, -31px, 0px) 
	rotateX(0deg) rotateY(0deg) 
	rotateZ(0deg) scale(0.588692) translateX(1427.88px) translateY(46.6766px) rotate(0deg) translate(80px, 60px); 
	background-position: 0px 0px; 
}

#box {
	-webkit-backface-visibility: hidden;
  -webkit-transition: -webkit-transform 750ms ease-out;
	-webkit-transform-style: preserve-3d;
 	-webkit-transform-origin-x: 0px; 
	-webkit-transform-origin-y: 0px;
	-webkit-user-select: none;
	position: absolute; 
	width: 100%; 
	height: 100%;
	top: 0;
	left: 0; 
	margin: 0 auto; 
}