body{
	margin:0px;
	padding:0px;	
}

#solid{
	display:block;
	width:100%;
	height:450px;
	list-style:none;
	padding:0;
	margin:0;
	position:relative;
	background-color: #CCCCCC;
}

#solid  li{
	position:absolute;
	top:0px;
	width:100%;
	height:100%;
	display:none;
	cursor:pointer;
}

#solid li a { display:block; width:100%; height:100%; text-indent:-9999px}

#solid #btt{
	width:1000px;
	height:55px;
	top:400px;
	left:50%;
	position:relative;
	margin-left:-525px;
}
#solid #btt span{
	position:absolute;
	top:15px;
	left:45%;
	display:block;
	width:30px;
	height:8px;
	margin:0 15px;	
	text-align:center;
	background:#FFCC00;
	z-index:1000;
	cursor:pointer;
	filter:alpha(opacity=70); 
	-moz-opacity:0.7; 
	opacity:0.7;
}
#dada{
	margin-right: auto;
	margin-left: auto;
	width: 100%;
}