@charset "utf-8";
html {
	height: 100%;
}
body {
	margin:0px auto;
	margin-left: 0px;
	margin-top: 0px;
	margin-right: 0px;
	margin-bottom: 0px;
	padding:0px;	
	height: 100%;	
}
.menu_bg {
	background-repeat: repeat-x;
	background-position: left top;
	background-image: url(img/menu_bg.png);
	height: 75px;
}
.bg_img1{
		margin:0 auto;
		position:relative;/*相对定位,为了下面hover的绝对定位*/
		top:0;
		left:0;
		background: url(images/bg01.jpg) top center no-repeat;/
		width:150px;
		height: 100%;
		width: 100%;
		display:block;
		background-size: cover;
		-ms-behavior: url(css/backgroundsize.min.htc);
		behavior: url(css/backgroundsize.min.htc);
}
.bg_img2{
		background: url(images/bg02.jpg) top center no-repeat;
		position:absolute;/*为了使两张图片重叠在一起*/
		top:0;
		left:0;
		height: 100%;
		width: 100%;
		background-size: cover;
		-ms-behavior: url(css/backgroundsize.min.htc);
		behavior: url(css/backgroundsize.min.htc);
}


.bar_copy {
	position:absolute;
	background-color: #F0F0F0;
	width: 100%;
	height: 50px;
	bottom:0px;
	text-align: center;
	z-index:2;
}
.bar_menu_bg {
	position:absolute;
	top:0px;
	background-repeat: repeat-x;
	background-position: center top;
	background-image: url(img/menu_bg.png);
	height: 75px;
	width: 100%;
	text-align: center;
	z-index:3;
}
.index_SP {
	position:absolute;
	right:20px;
	bottom:70px;
	z-index:7;
}




.copy_bg {
	background-color: #F0F0F0;
	height: 50px;
}
.menuB {
	height: 30px;
}
#gotop {
	width:45px;
	height:45px;
    display: none;
    position: fixed;
    right: 20px;
    bottom: 20px;       
    font-size: 20px;
    cursor: pointer;
	z-index:300;
}