@charset "utf-8";
/*banner 部分*/
.banner {
	width: 100%;
	height: 390px;
	position: relative
}
.oban {
	width: 100%;
	height: 390px;
	position: absolute;
	left: 0;
	top: 0
}
.oban_bottom {
	position: absolute;
	left: 0;
	top: 448px;
	width: 100%;
	overflow: hidden;
	background: url(../images/banner_by_02.png) repeat-y top right;
	height: 87px;
}

.before {
	position: relative;
}
.ban_btn {
	position: absolute;
	top: 200px;
	height: 60px;
	width: 100%;
	z-index: 9
}
.ban_btn .prep, .ban_btn .next {
	background: url(../images/banner_btn.png) no-repeat;
	width: 60px;
	height: 60px;
	cursor: pointer;
	margin-top: -2%;
}
.ban_btn .prep {
	float: left
}
.ban_btn .next {
	float: right;
	background-position: -60px 0
}