@charset "utf-8";
/* CSS Document */
* {
	margin: 0;
	padding: 0;
	margin: 0px 0px 0px 0px;
}
body {
	background-color: #000;
	overflow-x: hidden;
}
.bigcontainer {
	width: 100%;
}
.test {
	border: 1px solid red;
}
.fl {
	float: left;
}
.cl {
	clean: both;
}
.bl {
	display: block;
}
.ab {
	position: absolute;
}
.rl {
	position: relative;
}
video {
	position: absolute;
	left: 50%;
	top: 0;
	transform: translate(-50%);
	object-fit: contain;
}
.page_01 {
	margin: 0 auto;
	width: 100%;
	overflow: hidden;
	position: relative;
	height: 1113px;
}
.downcontainer1 {
	width: 100%;
	height: 1077px;
	background: url(../images/bg_02.jpg) no-repeat center;
}
.downcontainer1 .bx-wrapper {
	top: 55px;
	margin: 0 0 0 300px;
	left: 0;
	right: 0;
	max-width: 740px !important;
	width: 740px;
}
.downcontainer1 .bx-viewport {
	border: 0;
	box-shadow: 0 0 0px #ccc;
	height: 410px !important;
}
.downcontainer1 .bx-viewport img {
	width: 100%;
	height: 410px;
}
.downcontainer2-imgs {
	max-width: 1920px;
	margin: 0 auto;
	position: relative;
	height: 100%;
	overflow: hidden;
}
.downcontainer2 {
	width: 100%;
	height: 1188px;
	background: url(../images/bg_03.jpg) no-repeat center;
}
.downcontainer3 {
	width: 100%;
	height: 884px;
	background: url(../images/bg_04.jpg) no-repeat center;
}

.downcontainer4 {
	width: 100%;
	height: 808px;
	background: url(../images/bg_05.jpg) no-repeat center;
}
.downcontainer5 {
	width: 100%;
	height: 762px;
	background: url(../images/bg_06.jpg) no-repeat center;
}

.downcontainer6 {
	width: 100%;
	height: 1270px;
	background: url(../images/bg_07.jpg) no-repeat center;
}
.downcontainer7 {
	width: 100%;
	height: 1056px;
	background: url(../images/bg_08.jpg) no-repeat center;
}

#leftnav {
	position: fixed;
	right: 30px;
	top: 20%;
	width: 98px;
	height: 436px;
	background: url(../images/leftnav.png) no-repeat;
	z-index: 20;
}
#leftnav a {
	width: 98px;
	height: 97px;
	display: block;
	text-align: center;
	padding-right: 5px;
}
.gif {
	width: 1920px;
	text-align: center;
	margin: 0 auto;
}
.navs {
	position: absolute;
	width: 1000px;
	left: 50%;
	margin-left: -500px;
	top: 800px;
	text-align: center;
}
.navs a {
	display: inline-block;
	margin-left: 30px;
	margin-right: 30px;
}
.navs a:hover {
}

.nav1,
.nav2,
.nav3,
.nav4 {
	width: 236px;
	height: 158px;
}
.nav1 {
	background: url(../images/b1.png) bottom center no-repeat;
}

.nav2 {
	background: url(../images/b2.png) bottom center no-repeat;
}
.nav3 {
	background: url(../images/b3.png) bottom center no-repeat;
}
.nav4 {
	background: url(../images/a4.png) bottom center no-repeat;
}

/* .nav1:hover,.nav2:hover, .nav3:hover,.nav4:hover{cursor: pointer; background-position:top center;} */

/* .nav1:hover{background-position:center 30px;}
.nav3:hover{background-position:center 30px;} */
.navs a:hover {
	transform: translateY(10px);
}

#weixin {
	display: none;
	position: fixed;
	top: 25%;
	left: 38%;
	z-index: 50;
	background: white;
}
#over {
	width: 100%;
	height: 100%;
	opacity: 0.5; /*设置背景色透明度,1为完全不透明,IE需要使用filter:alpha(opacity=80);*/
	filter: alpha(opacity=80);
	display: none;
	position: fixed;
	z-index: 40;
	background: silver fixed;
	background-size: cover;
}

/* 幻灯片所需CSS */
.slider1Preview {
	width: 500px;
	height: 0px;
}

/*底部幻灯片*/
.slideTxtBox {
	width: 1100px;
	height: 520px;
	left: 50%;
	margin-left: -560px;
	top: 30px;
}
.slideTxtBox .uls li {
	width: 320px;
	height: 470px;
	float: left;
	list-style-type: none;
	margin-left: 35px;
}
.slideTxtBox .small {
	width: 250px;
	height: 281px;
	margin-top: 50px;
	margin-left: 55px;
	border: 1px solid #2c2a29;
}
.slideTxtBox .normal {
	width: 364px;
	height: 460px;
	border: 1px solid #2c2a29;
}

.slideTxtBox .prev,
.slideTxtBox .next {
	width: 22px;
	height: 44px;
	top: 180px;
}
.slideTxtBox .prev {
	background: url(../images/prev.png);
	left: 20px;
}
.slideTxtBox .next {
	background: url(../images/next.png);
	left: 1100px;
}

.bxslider {
	width: 1000px;
	height: 600px;
	top: -40px;
	margin: 0 auto;
}
.bxslider .uls li {
	width: 295px;
	height: 650px;
	float: left;
	list-style-type: none;
	margin-left: 30px;
}
.bxslider .small {
	width: 291px;
	height: 399px;
	margin-top: 50px;
	border: 1px solid #2c2a29;
}

.bxslider .prev,
.bxslider .next {
	width: 22px;
	height: 44px;
	top: 280px;
}
.bxslider .prev {
	background: url(../images/prev.png);
	left: -10px;
}
.bxslider .next {
	background: url(../images/next.png);
	left: 1000px;
}

.vv {
	position: absolute;
	top: 205px;
	left: 50%;
	display: block;
	margin-left: -385px;
	width: 850px;
	height: 475px;
	background: #fff;
}
.ibox {
	position: relative;
	display: block;
	margin: 0 auto;
	width: 1200px;
}

.imgbox {
	position: absolute;
	top: 50px;
	left: 100px;
	display: block;
	width: 1200px;
}

.points {
	margin: 0 auto;
	position: relative;
	left: 50%;
}
.points li {
	float: left;
	word-spacing: 5px;
	width: 20px;
	height: 20px;
	font-size: 25px;
}
.on {
	color: #cecece;
}

.bar {
	width: 100px;
	position: fixed;
	top: 102px;
	right: 30px;
	z-index: 1000;
}
.bar .nor {
	color: #fff;
	width: 100px;
	height: 70px;
	display: block;
	text-align: center;
	text-decoration: none;
	font: 14px/70px "微软雅黑";
	background: url(../images/op.png) center repeat;
	margin-bottom: 1px;
	outline: none;
	font-size: 14px !important;
}
.bar .nor:hover,
.bar .cur {
	background: #610004;
}
.bar .home {
	font: 18px/70px "微软雅黑";
	outline: none;
}
.bar .home:hover {
	background: #610004;
}
.bar .top {
	width: 100px;
	height: 42px;
	display: block;
	text-align: center;
	background: url(../images/op.png) center repeat;
	outline: none;
}
.bar .top img {
	display: block;
	margin: 0 auto;
	padding-top: 11px;
}
.show {
	width: 1000px;
	margin: 0 auto;
}

.flash {
	left: 50%;
	width: 960px;
	height: 542px;
	margin-left: -475px;
	top: 280px;
}

.swiper-container {
	width: 100%;
	height: 100%;
}
.sw .swiper-slide {
	text-align: center;
	font-size: 18px;

	/* Center slide text vertically */
	display: -webkit-box;
	display: -ms-flexbox;
	display: -webkit-flex;
	display: flex;
	-webkit-box-pack: center;
	-ms-flex-pack: center;
	-webkit-justify-content: center;
	justify-content: center;
	-webkit-box-align: center;
	-ms-flex-align: center;
	-webkit-align-items: center;
	align-items: center;
}

.swiper-button-next,
.swiper-button-prev {
	width: 163px;
	height: 130px;
	top: 50%;
}
.swiper-button-next:after,
.swiper-button-prev:after {
	content: "";
}
.swiper-button-next {
	background: url(../images/next.png);
	right: -200px;
	margin-top: -50px;
	outline: none;
}
.swiper-button-prev {
	background: url(../images/prev.png);
	left: -200px;
	margin-top: -50px;
	outline: none;
}
.swiper-pagination-bullet-active {
	background: #fff;
}

.sw img {
	width: 100%;
	height: 100%;
}

.ss .swiper-slide {
	text-align: center;
	font-size: 18px;

	/* Center slide text vertically */
	display: -webkit-box;
	display: -ms-flexbox;
	display: -webkit-flex;
	display: flex;
	-webkit-box-pack: center;
	-ms-flex-pack: center;
	-webkit-justify-content: center;
	justify-content: center;
	-webkit-box-align: center;
	-ms-flex-align: center;
	-webkit-align-items: center;
	align-items: center;
	transition: 300ms;
	transform: scale(0.8);
}
.ss .swiper-slide-active,
.ss .swiper-slide-duplicate-active {
	transform: scale(1);
}

.ss img {
	width: 100%;
	height: 100%;
}

.ifbox {
	position: absolute;
	top: 23px;
	width: 680px;
	height: 368px;
}

.fl {
	float: left;
}
.cl {
	clear: both;
}
.bl {
	display: block;
}
.ab {
	position: absolute;
	left: 431px;
	top: -1px;
}
.rl {
	position: relative;
}

#Layer3 {
	position: relative;
	display: block;
	margin: 0 auto;
	width: 1500px;
}
.slide2 {
	position: absolute;
	left: 50%;
	margin-left: -390px;
	top: 120px;
	display: block;
	width: 770px;
	text-align: center;
}

.slide2 .uls li {
	list-style: none;
}
.slide2images .uls li {
	height: 890px;
}
.slide2images .uls li img {
	height: 100%;
	display: inline-block;
}
.slide2 .prev,
.slide2 .next {
	width: 40px;
	height: 80px;
}
.slide2 .prev {
	position: absolute;
	top: 50%;
	left: -80px;
	margin-top: -40px;
	background: url(../images/pr.png) no-repeat;
}
.slide2 .next {
	position: absolute;
	top: 50%;
	right: -80px;
	margin-top: -40px;
	background: url(../images/nx.png) no-repeat;
}

.slide2 .slide2hd {
	position: absolute;
	width: 990px;
	height: 119px;
	left: 50%;
	margin-left: -490px;
	top: 950px;
}
.slide2 .slide2hd ul.uls {
	width: 100%;
	display: block;
}
.slide2 .slide2hd .sm {
	display: inline-block;
	float: left;
	margin: 0 10px;
	width: 119px;
	height: 119px;
	overflow: hidden;
}
.slide2 .slide2hd .sm:hover {
	cursor: pointer;
}
.slide2 .slide2hd img {
	opacity: 0.3;
}
.slide2 .slide2hd .on img {
	opacity: 1;
}

.w-1500 {
	position: relative;
	width: 1500px;
	margin: 0 auto;
}
.pview {
	position: relative;
	display: block;
	margin: 0 auto;
	width: 1540px;
}
.items {
	display: block;
	position: absolute;
	top: 130px;
	left: 82px;
}
.items a {
	display: block;
	float: left;
	width: 84px;
	height: 82px;
	background: url() left top no-repeat;
	margin-right: 36px;
	margin-bottom: 30px;
	text-align: center;
}
.items a:nth-child(10n) {
	margin-right: 0px;
}
.items a img {
	display: inline-block;
	margin: 18px 0 0 0;
	padding: 0;
	border: 0;
}

.items2 {
	display: block;
	position: absolute;
	top: 520px;
	left: 50%;
	margin-left: -590px;
	width: 285px;
}
.items2 a {
	display: block;
	float: left;
	width: 64px;
	height: 64px;
	background: url() left top no-repeat;
	margin: 15px 10px;
	text-align: center;
	line-height: 65px;
}
.items2 a img {
	display: inline-block;
	padding: -50px;
	border: 90px;
	vertical-align: middle;
	margin-top: -5px;
}

.items3 {
	display: block;
	position: absolute;
	top: 520px;
	left: 50%;
	margin-left: -132px;
	width: 285px;
}
.items3 a {
	display: block;
	float: left;
	width: 65px;
	height: 65px;
	background: url() left top no-repeat;
	margin: 15px 10px;
	text-align: center;
	line-height: 65px;
}
.items3 a img {
	display: inline-block;
	padding: -50px;
	border: 90px;
	vertical-align: middle;
	margin-top: -5px;
}

.items4 {
	display: block;
	position: absolute;
	top: 520px;
	left: 50%;
	margin-left: 328px;
	width: 285px;
}
.items4 a {
	display: block;
	float: left;
	width: 65px;
	height: 65px;
	background: url() left top no-repeat;
	margin: 15px 10px;
	text-align: center;
	line-height: 65px;
}
.items4 a img {
	display: inline-block;
	padding: -50px;
	border: 90px;
	vertical-align: middle;
	margin-top: -5px;
}

#preview {
	position: absolute;
	border: 1px solid #614635;
	background: #3c2116;
	padding: 5px;
	display: none;
	color: #fff;
	z-index: 200;
}

#Download {
	width: 665px;
	height: 121px;
	text-align: center;
	position: absolute;
	bottom: 150px;
	left: 50%;
	margin-left: -338px;
	z-index: 51;
	border-radius: 5px;
	background: url(../images/xz.png) no-repeat left top;
}
#Download .btn_down_s1 {
	float: left;
	width: 162px;
	height: 50px;
	text-indent: -999em;
	margin-left: 145px;
	margin-top: 10px;
}
#Download .btn_down_s2 {
	float: left;
	width: 162px;
	height: 47px;
	text-indent: -999em;
	margin-left: -162px;
	margin-top: 60px;
}
#Download .btn_down_s3 {
	float: left;
	width: 99px;
	height: 100px;
	text-indent: -999em;
	margin-left: 18px;
	margin-top: 8px;
}
#Download .btn_down_s4 {
	position: absolute;
	right: 0;
	top: 0;
	float: left;
	width: 109px;
	height: 110px;
	text-indent: -999em;
	overflow: hidden;
	margin-right: 0px;
	margin-top: 0px;
}

.wrapper {
	width: 1500px;
	margin: 0 auto;
	padding-top: 190px;
}

.cols {
	display: -webkit-box;
	display: -ms-flexbox;
	display: flex;
	-ms-flex-wrap: wrap;
	flex-wrap: wrap;
	-webkit-box-pack: center;
	-ms-flex-pack: center;
	justify-content: center;
}

.col {
	width: 400px;
	margin: 55px;
	cursor: pointer;
}

.container {
	-webkit-transform-style: preserve-3d;
	transform-style: preserve-3d;
	-webkit-perspective: 1000px;
	perspective: 1000px;
}

.front,
.back {
	background-position: center;
	text-align: center;
	min-height: 360px;
	height: auto;
	color: #fff;
}

.back {
	display: block;
	opacity: 0.4;
	background-color: #000;
	-webkit-backface-visibility: hidden;
	backface-visibility: hidden;
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	z-index: 1;
}

.front:after {
	position: absolute;
	top: 0;
	left: 0;
	z-index: 1;
	width: 100%;
	height: 100%;
	content: "";
	display: block;
	-webkit-backface-visibility: hidden;
	backface-visibility: hidden;
}
.container:hover .front,
.container:hover .back {
	-webkit-transition: -webkit-transform 0.7s cubic-bezier(0.4, 0.2, 0.2, 1);
	transition: -webkit-transform 0.7s cubic-bezier(0.4, 0.2, 0.2, 1);
	-o-transition: transform 0.7s cubic-bezier(0.4, 0.2, 0.2, 1);
	transition: transform 0.7s cubic-bezier(0.4, 0.2, 0.2, 1);
	transition: transform 0.7s cubic-bezier(0.4, 0.2, 0.2, 1), -webkit-transform 0.7s cubic-bezier(0.4, 0.2, 0.2, 1);
}

.inner {
	-webkit-transform: translateY(-50%) translateZ(60px) scale(0.94);
	transform: translateY(-50%) translateZ(60px) scale(0.94);
	top: 50%;
	color: #fff;
	position: absolute;
	left: 0;
	width: 100%;
	padding: 2rem;
	font-size: 0.7em;
	-webkit-box-sizing: border-box;
	box-sizing: border-box;
	outline: 1px solid transparent;
	-webkit-perspective: inherit;
	perspective: inherit;
	z-index: 3;
}

.container .back {
	-webkit-transform: rotateY(180deg);
	transform: rotateY(180deg);
	-webkit-transform-style: preserve-3d;
	transform-style: preserve-3d;
}

.container .front {
	-webkit-transform: rotateY(0deg);
	transform: rotateY(0deg);
	-webkit-transform-style: preserve-3d;
	transform-style: preserve-3d;
}

.container:hover .back {
	-webkit-transform: rotateY(0deg);
	transform: rotateY(0deg);
	-webkit-transform-style: preserve-3d;
	transform-style: preserve-3d;
}

.container:hover .front {
	-webkit-transform: rotateY(-180deg);
	transform: rotateY(-180deg);
	-webkit-transform-style: preserve-3d;
	transform-style: preserve-3d;
}

.back .inner p {
	font-size: 40px;
	margin-bottom: 5px;
	position: relative;
	z-index: 3;
}

.back .inner span {
	font-family: "Montserrat";
	font-size: 20px;
	z-index: 3;
}

/*手风琴展示*/
.box {
	width: 1300px;
	height: 511px;
	margin: 0 auto;
	padding-top: 240px;
}

.boxitem {
	width: 107px;
	height: 511px;
	float: left;
}

.boxitem:nth-child(1) {
	background: url(../show/rec-1.gif) no-repeat 100% 100%;
	/*background-size: 100% 100%; 背景图尺寸 */
}

.boxitem:nth-child(2) {
	background: url(../show/rec-2.gif) no-repeat 100% 100%;
}

.boxitem:nth-child(3) {
	background: url(../show/rec-3.gif) no-repeat 100% 100%;
}

.boxitem:nth-child(4) {
	background: url(../show/rec-4.gif) no-repeat 100% 100%;
}

.big {
	width: 932px;
	border: 1px solid #dac591;
}

.big img {
	display: none;
	height: 511px;
}

.erzgz {
	width: 1200px;
	left: 50%;
	margin-left: -600px;
	margin-top: 1000px;
}
.erzgz > img {
	height: 526px;
	box-shadow: 0px 0px 10px #000;
	border: #900 solid 3px;
}