button.roll {
	display:block;
	width:390px;
	height:54px;
	background-color:#009f8c;
	cursor:pointer;
	text-align:center;
	font-family:inherit;
	font-size:inherit;
	font-weight:inherit;
	border:none;
	padding:0;
}
button.left {
	position:absolute;
	top:20px;
	left:40px;
}
button.right {
	position:absolute;
	top:20px;
	right:40px;
}
button.roll span {
	font-size:1.7em;
	color:#FFFFFF;
	background-image:url(../images/ic_tri.png);
	background-repeat:no-repeat;
	background-position:left;
	line-height:54px;
	padding-left:24px;
	cursor:pointer;
}
button.back span {
	background-image:url(../images/ic_tri_bk.png);
	background-repeat:no-repeat;
	background-position:left;
}
button.roll:hover {
	text-decoration:none;
	background-color:#F39900;
}