body {
	background-color: transparent;
}
#pref {
	padding: 0px;
	margin: 0px;
	position: relative;
}
/*#pref canvas{
	position: absolute;
	left: 0px;
	top: 0px;
	margin: 0px;
	padding: 0px;
}*/
.base {
	position: absolute;
	left: 0px;
	top: 0px;
	margin: 0px;
	z-index: 1;
}
.cover {
	position: absolute;
	left: 0px;
	top: 0px;
	margin: 0px;
	z-index: 5;
}
#pref a {
	background: url(../gif/toparent.png) no-repeat;
	background-color: #ffffff;
	z-index: 15;
	position: absolute;
	width: 100px;
	height: 50px;
	border: 1px solid #eeeeee;
}

#toparent {
	top: 0px;
	left: 0px;
}

#toparent2 {
	top: 308px;
	left: 0px;
}