@charset "utf-8";

body {
	min-width: 980px;
}

/* add */
.logo-sp {
	display: none;
}
/* end add */

/* -- box layout
-------------------------------------------------------------------------------- */
header {
	position: absolute;
	z-index: 2;
	text-align: center;
	width: 100%;
	min-width: 980px;
	top: 130px;
}
article {
	line-height: 1.75;
	position: relative;
	text-align: left;
	z-index: 0;
	overflow: hidden;
	min-height: 900px;
}
article > section {
	width: 100%;
	box-sizing: border-box;
}
.mainBtn {
	position: absolute;
	z-index: 10;
	text-align: center;
	width: 100%;
	height: 100%;
}
.mainBtn ul {
	margin: 0 auto;
	overflow: hidden;
}
.mainBtn li {
	float: left;
	width: 50%;
	background: url(../img/vis1.jpg) no-repeat;
	background-size: cover;
	min-height: 900px;
	position: relative;
}
.mainBtn li img {
	width: 179px;
}
.mainBtn li:last-child {
	background: url(../img/vis2.jpg) no-repeat;
	background-size: cover;
}
.mainBtn li:last-child img {
	width: 292px;
}
.mainBtn li a {
	display: block;
	line-height: 270px;
	width: 390px;
	background: url(../img/bg.png);
	position: absolute;
	top:270px;
	right: 90px;
}
.mainBtn li:last-child a {
	left: 90px;
}
.mainBtn li img {
	vertical-align: middle;
}
.download {
	position: absolute;
	z-index: 10;
	text-align: center;
	top: 690px;
	width: 100%;
}
.download img {
	width: 313px;
}
footer {
	clear: both;
	position: absolute;
	width: 100%;
	min-width: 980px;
	z-index: 8;
	background: #232323;
	color: #fff;
	font-size: 12px;
	height: 32px;
	padding-top: 20px;
}