.index_banner {
	width: 100%;
	overflow: hidden;
}
.index_banner a {
	display: block;
	width: 100%;
	overflow: hidden;
	position: relative;
}
.index_banner a .banner_txt {
	width: 100%;
	overflow: hidden;
	text-align: center;
	color: #ffffff;
	font-size: 22px;
	line-height: 30px;
	position: absolute;
	top: 50%;
	margin: -80px 0 0;
}
.banner_txt h1 {
	font-size: 75px;
	line-height: 80px;
	margin: 0 0 10px;
	font-weight: bold;
}
.index_banner img {
	width: 100%;
}
.index_banner .swiper-slide {
	overflow: hidden;
}
.index_banner .swiper-container {
	width: 100%;
	height: 100%;
}
.index_banner .swiper-pagination-bullet {
    width: 12px;
    height: 12px;
    display: inline-block;
    border-radius: 100%;
    background: none;
    border: 1px solid #fff;
    opacity: 1;
}
.index_banner .swiper-pagination-bullet.swiper-pagination-bullet-active {
    opacity: 1;
    background-color: #e60012;
}
.index_banner img:last-of-type {
	display: none;
}
@media only screen and (max-width: 991px) {
	.index_banner img {
		width: 1600px;
		position: relative;
		top: 0;
		left: 50%;
		margin-left: -800px;
	}
	.index_banner a .banner_txt {
		font-size: 18px;
		line-height: 25px;
		margin: -40px 0 0;
	}
	.banner_txt h1 {
		font-size: 56px;
		line-height: 65px;
	}
}
@media only screen and (max-width:767px ) {
	.index_banner img {
		width: 500px;
		position: relative;
		top: 0;
		left: 50%;
		margin-left: -250px;
	}
	.index_banner img:first-of-type {
		display: none;
	}
	.index_banner img:last-of-type {
		display: inline-block;
	}
	.index_banner a .banner_txt {
		font-size: 14px;
		line-height: 20px;
		margin: -50px 0 0;
	}
	.banner_txt h1 {
		font-size: 36px;
		line-height: 45px;
	}
}
@media only screen and (min-width:992px ) {
	.index_banner img {
		width: 1600px;
		position: relative;
		top: 0;
		left: 50%;
		margin-left: -800px;
	}
}
@media only screen and (min-width:1200px ) {
	.index_banner img {
		width: 100%;
		position: relative;
		top: 0;
		left: 0%;
		margin-left: 0px;
	}
}
/*产品中心 star star star*/
.index_product {
	width: 100%;
	overflow: hidden;
	padding: 40px 0 35px;
}
.index_title {
	width: 675px;
	overflow: hidden;
	margin: 0 auto 35px;
	color: #c0c0c0;
	text-align: center;
	line-height: 20px;
}
.index_title h1 {
	font-size: 36px;
	color: #231815;
	margin-bottom: 10px;
}
.index_product .product_menu {
	width: 740px;
	overflow: hidden;
	margin: 0 auto 35px;
}
.product_menu li {
	width: 90px;
	height: 30px;
	line-height: 30px;
	border-radius: 15px;
	overflow: hidden;
	background-color: #bababa;
	text-align: center;
	font-size: 14px;
	color: #ffffff;
	float: left;
	margin: 0 15px 0 0;
	cursor: pointer;
}
.product_menu li:nth-of-type(7) {
	width: 110px;
	margin: 0;
}
.product_menu li.active {
	background-color: #e60012;
	font-weight: bold;
}
.index_productBanner {
	width: 100%;
	height: 300px;
	overflow: hidden;
}
.index_productBanner .container {
	overflow: hidden;
}
.index_productBanner ul li {
	width: 100%;
	overflow: hidden;
	position: relative;
	display: none;
}
.index_productBanner ul li.active {
	display: block;
}
.swiper-container-product {
	width: calc(100% - 100px);
	width: -moz-calc(100% - 100px);
	width: -webkit-calc(100% - 100px);
}
.swiper-container-product a {
	display: block;
	width: 100%;
	overflow: hidden;
	text-align: center;
	line-height: 35px;
	font-size: 14px;
	color: #333333;
}
.swiper-container-product a p {
	height: 35px;
	overflow: hidden;
}
.swiper-container-product a .index_productImg {
	width: 100%;
	overflow: hidden;
	border: 1px solid #c9caca;
	border-bottom-width: 3px;
}
.index_productImg img {
	width: 100%;
	transition: all 0.5s;
}
.swiper-container-product a:hover {
	text-decoration: underline !important;
}
.swiper-container-product a:hover img {
	transform: scale(1.1);
}
.swiper-container-product a:hover .index_productImg {
	border-bottom-color: #e60012;
}
.index_productBanner li .swiper-button-next,.index_productBanner li .swiper-button-prev {
	position: absolute;
	top: 50%;
	width: 27px;
	height: 44px;
	margin-top: -42px;
	z-index: 10;
	cursor: pointer;
}
.index_productBanner li .swiper-button-next.swiper-button-disabled {
	background: url(../img/product_nextB.png) no-repeat center center;
}
.index_productBanner li .swiper-button-prev.swiper-button-disabled {
	background: url(../img/product_prevB.png) no-repeat center center;
}
.index_productBanner li .swiper-button-prev,.index_productBanner li .swiper-container-rtl .swiper-button-next {
	background: url(../img/product_prevR.png) no-repeat center center; 
}
.index_productBanner li .swiper-button-next,.index_productBanner li .swiper-container-rtl .swiper-button-prev {
	background: url(../img/product_nextR.png) no-repeat center center;
}
@media only screen and (max-width:991px ) {
	.index_product .product_menu {
	    width: 600px;
	    margin: 0 auto 25px;
	    text-align: center;
	}
	.product_menu li {
		display: inline-block;
		margin: 10px;
		float: none;
	}
	.product_menu li:nth-of-type(7) {
		margin: 10px;
	}
	.index_productBanner {
		padding: 0;
		height: 272px;
	}
}
@media only screen and (max-width:767px ) {
	.index_product {
	    padding: 35px 0 30px;
	}
	.swiper-container-product {
		width: calc(100% - 60px);
		width: -moz-calc(100% - 60px);
		width: -webkit-calc(100% - 60px);
		margin: 0 auto;
	}
	.index_title {
		width: 100%;
		margin: 0 auto;
		padding: 0 10px;
	}
	.index_title h1 {
		font-size: 28px;
	}
	.index_title br {
		display: none;
	}
	.index_product .product_menu {
	    width: 300px;
	    margin: 20px auto;
	}
	.product_menu li {
		width: 50px;
    	height: 24px;
    	line-height: 24px;
    	border-radius: 12px;
		margin: 3px;
		font-size: 12px;
	}
	.product_menu li:nth-of-type(7) {
		width: 90px;
		margin: 3px;
	}
	.index_productBanner {
		height: 215px;
	}
	.index_productBanner li .swiper-button-next,.index_productBanner li .swiper-button-prev {
		width: 17px;
		height: 30px;
		margin-top: -20px;
		background-size: 100% !important;
	}
	.swiper-container-product a {
	    line-height: 20px;
	    font-size: 12px;
	}
	.swiper-container-product a p {
		height: 40px;
		overflow: hidden;
		margin: 5px 0 0;
	}
}
@media only screen and (min-width:992px ) {
	.index_productBanner {
	    height: 265px;
	}
}
@media only screen and (min-width:1200px ) {
	.index_productBanner {
	    height: 300px;
	}
}
/*产品中心 end end end*/

/*企业动态 star star star*/
.index_about {
	width: 100%;
	padding: 57px 0 66px;
	background-color: #f1f1f1;
	overflow: hidden;
}
.index_aboutTop {
	width: 100%;
	height: 290px;
	overflow: hidden;
}
.index_aboutTop>li:first-of-type {
	height: 100%;
	padding: 20px 18px;
	overflow: hidden;
	font-size: 14px;
	line-height: 25px;
	background: url(../img/index_newsTop.jpg) no-repeat bottom center;
}
.index_aboutTop>li:first-of-type a {
	display: block;
	width: 100%;
	height: 100%;
}
.index_aboutTop h4 {
	color: #0c318f;
	font-size: 20px;
	height: 20px;
	font-weight: bold;
	line-height: 20px;
	padding: 0 0 0 10px;
	border-left: 3px solid #e60012;
	margin: 0 0 25px;
}
.index_aboutTop p {
	padding: 0 0 0 10px;
	color: #000003;
}
@media only screen and (max-width:991px ) {
	.index_aboutTop {
		width: 600px;
		height: 640px;
		margin: 0 auto;
	}
	.index_about {
		height: auto;
		padding:25px 0;
	}
	.index_aboutTop>li:first-of-type {
		height: 300px;
		background-size: 100%;
	}
}
@media only screen and (max-width:767px ) {
	.index_about {
		padding: 35px 0 0;
	}
	.index_about .container {
		padding: 0;
	}
	.index_aboutTop>li:first-of-type {
		height: 250px;
		padding-bottom: 10px;
		background-size: auto 100%;
    	font-size: 12px;
    	line-height: 20px;
	}
	.index_aboutTop {
		width: 100%;
		height: 460px;
		margin: 20px auto 0;
	}
	.index_aboutTop h4 {
	    margin: 0 0 20px;
	}
}
/*首页视频*/
.index_aboutTop>li:last-of-type {
	height: 100%;
	overflow: hidden;
	position: relative;
}
.index_aboutTop>li:last-of-type img {
	width: 100%;
}
.index_aboutTop>li video {
	width: 100%;
	position: absolute;
	left: 0;
	top: 0;
}
.index_aboutTop>li .video_mask {
	width: 100%;
	height: 100%;
	overflow: hidden;
	position: absolute;
	top: 0;
	left: 0;
	background: url(../img/video1.jpg) no-repeat top center;
	text-align: center;
	line-height: 255px;
	z-index: 10;
}
.index_aboutTop>li .video_mask img {
	width: 65px;
	cursor: pointer;
}
.index_aboutTop>li .video_mask .video_menu {
	width: 100%;
	height: 55px;
	overflow: hidden;
	position: absolute;
	bottom: 0;
	left: 0;
	z-index: 20;
	background-color: rgba(0,0,0,0.63);
}
.index_aboutTop>li .video_mask .video_menu ul {
	width: 230px;
	height: 35px;
	margin: 10px auto;
	overflow: hidden;
}
.index_aboutTop>li .video_mask .video_menu ul li {
	width: 70px;
	height: 100%;
	overflow: hidden;
	float: left;
	border: 1px solid #4f4f4f;
	margin-right: 10px;
	cursor: pointer;
	line-height: 1px;
}
.index_aboutTop>li .video_mask .video_menu ul li.active {
	border-color: #870412;
}
.index_aboutTop>li .video_mask .video_menu ul li:last-of-type {
	margin: 0;
}
.index_aboutTop>li .video_mask .video_menu ul li img {
	width: 100%;
	opacity: 0.63;
}
.index_aboutTop>li .video_mask .video_menu ul li.video_menuNow {
	border-color:#e60012;
}
@media only screen and (max-width:991px ) {
	.index_aboutTop>li:last-of-type {
		height: 340px;
	}
	.index_aboutTop>li .video_mask {
		line-height: 310px;
		background-size: 100%;
	}
}
@media only screen and (max-width:767px ) {
	.index_aboutTop>li:last-of-type {
		height: 210px;
	}
	.index_aboutTop>li .video_mask {
		line-height: 180px;
	}
	.index_aboutTop>li .video_mask>img {
		width: 40px;
	}
}
/*科研技术*/
.index_technology {
	width: 100%;
	height: 235px;
	overflow: hidden;
}
.index_technology li {
	height: 235px;
	overflow: hidden;
	background-color: #0c318f;
	position: relative;
}
.index_technology .index_technologytext {
	float: right;
}
.index_technology .index_technologytext a {
	display: block;
	padding:60px 50px 0;
	width: 100%;
	height: calc(100% - 60px);
	height: -moz-calc(100% - 60px);
	height: -webkit-calc(100% - 60px);
	color: #fff;
	overflow: hidden;
	text-align: justify;
	line-height: 18px;
	display: none;
	position: absolute;
	left: 0;
	top: 0;
}
.index_technology .index_technologytext a:first-of-type {
	display: block;
}
.index_technology li h4 {
	font-size: 20px;
	font-weight: bold;
	margin-bottom: 15px;
}
.index_technologyImg {
	width: 100%;
	overflow: hidden;
	position: relative;
}
.index_technologyImg a {
	display: block;
	width: 100%;
	height: 235px;
	overflow: hidden;
}
.index_technologyPrev {
	width: 37px;
	height: 50px;
	background: rgba(255,255,255,0.92) url(../img/technology_prevB.png) no-repeat center center;
	background-size: 13px;
	position: absolute;
	left: 0;
	top: 50%;
	margin-top: -25px;
	cursor: pointer;
}
.index_technologyNext {
	width: 37px;
	height: 50px;
	background: rgba(255,255,255,0.92) url(../img/technology_nextB.png) no-repeat center center;
	background-size: 13px;
	position: absolute;
	right: 0;
	top: 50%;
	margin-top: -25px;
	cursor: pointer;
}
.index_technologyNext:hover {
	background: #0c318f url(../img/product_nextW.png) no-repeat center center;
	background-size: 13px;
}
.index_technologyPrev:hover {
	background: #0c318f url(../img/product_prevW.png) no-repeat center center;
	background-size: 13px;
}
@media only screen and (max-width:991px ) {
	.index_technology {
		width: 600px;
		height: auto;
		margin: 0 auto;
	}
	.index_technology li {
		height: 250px;
	}
	.index_technologyImg img {
		width: 100%;
	}
}
@media only screen and (max-width:767px ) {
	.index_technology {
		width: 100%;
	}
	.index_technology li {
		height: 210px;
	}
	.index_technologyImg img {
		width: auto;
		height: 100%;
	}
	.index_technology li h4 {
		margin-bottom: 10px;
	}
	.index_technology .index_technologytext a {
		padding: 40px 30px 0;
		height: calc(100% - 20px);
		height: -moz-calc(100% - 20px);
		height: -webkit-calc(100% - 20px);
		line-height: 18px;
	}
}
/*企业动态 end end end*/

/*流体阀门工程技术全套解决系统 star star star*/
.index_solve {
	width: 100%;
	height: 470px;
	overflow: hidden;
	background: url(../img/index_solve.jpg) no-repeat top center;
	padding-top: 70px;
}
.index_solve .index_title {
	width: 100%;
	overflow: hidden;
	color: #e9ebee;
	text-align: center;
}
.index_solve .index_title h1 {
	font-size: 30px;
	color: #ffffff;
	margin-bottom: 10px;
}
.index_solve ul {
	width: 100%;
	overflow: hidden;
	margin-top: 65px;
}
.index_solve ul li {
	width: 150px;
	overflow: hidden;
	color: #fff;
	text-align: center;
	float: left;
	margin-right: 87.5px;
	cursor: pointer;
}
.index_solve ul li:nth-of-type(5) {
	margin-right: 0;
}
.index_solveImg {
	width: 100%;
	height: 150px;
	overflow: hidden;
	border: 5px solid #fff;
	line-height: 140px;
	border-radius: 50%;
	background-color: rgba(255,255,255,0.3);
	margin-bottom: 25px;
	transition: all 0.5s;
}
.index_solveImg img:nth-of-type(2) {
	display: none;
}
.index_solve ul li h4 {
	font-size: 16px;
	font-weight: bold;
}
@media only screen and (max-width:991px ) {
	.index_solve {
		width: 100%;
		height: auto;
		overflow: hidden;
		background: #ffffff url(../img/index_solveSm.jpg) no-repeat bottom center;
		background-size: 100%;
		padding: 10px 0 0;
	}
	.index_solve ul {
		width: 590px;
		margin: 60px auto 0;
	}
	.index_solve ul li {
		margin:0 70px 40px 0;
	}
	.index_solve ul li:nth-of-type(3) {
		margin:0 0 40px 0;
	}
	.index_solve ul li:nth-of-type(4) {
		margin:0 70px 40px 110px;
	}
	.index_solve ul li h4 {
		font-weight: normal;
	}
	.index_solveImg {
	    margin-bottom: 20px;
	}
}
@media only screen and (max-width:767px ) {
	.index_solve .index_title {
		color: #000000;
	}
	.index_solve .index_title h1 {
		font-size: 21px;
		color: #000000;
	}
	.index_solve ul {
		width: 295px;
    	padding: 0 0 20px;
    	margin: 55px auto 0;
	}
	.index_solve ul li {
		width: 75px;
		margin:0 35px 20px 0;
	}
	.index_solve ul li:nth-of-type(3) {
		margin:0 0 20px 0;
	}
	.index_solve ul li:nth-of-type(4) {
		margin:0 35px 20px 55px;
	}
	.index_solve ul li .index_solveImg {
		height: 75px;
		line-height: 71px;
		margin-bottom: 12.5px;
		border: 2px solid #fff;
	}
	.index_solveImg img {
		transform: scale(0.5);
	}
}
@media only screen and (min-width:992px ) {
	.index_solve ul {
		width: 90%;
		margin: 65px auto 0;
	}
	.index_solve ul li {
		margin-right: 55px;
		width: 130px;
	}
	.index_solveImg {
		height: 130px;
		line-height: 120px;
	}
}
@media only screen and (min-width:1200px ) {
	.index_solve ul {
		width: 100%;
	}
	.index_solve ul li {
		margin-right: 87.5px;
		width: 150px;
	}
	.index_solveImg {
		height: 150px;
		line-height: 140px;
	}
	.index_solve ul li:hover .index_solveImg {
		border-color: #e60012;
	}
	.index_solve ul li:hover .index_solveImg img:nth-of-type(1) {
		display: none;
	}
	.index_solve ul li:hover .index_solveImg img:nth-of-type(2) {
		display: inline-block;
	}
}
@media only screen and (min-width:1920px ) {
	.index_solve {
		background-size: 100%;
	}
}
/*流体阀门工程技术全套解决系统 end end end */

/*技术优势*/
.index_advantage {
	width: 100%;
	overflow: hidden;
	padding: 47px 0 5px;
}
.index_advantage ul {
	width: 100%;
	overflow: hidden;
}
.index_advantage ul li {
	width: 50%;
	overflow: hidden;
	padding: 0 0 0 20px;
	float: left;
	margin: 0 0 55px;
	cursor: pointer;
}
.index_advantage ul li .adv_icon {
	width: 50px;
	height: 50px;
	border-radius: 50%;
	overflow: hidden;
	background-color: #e0e0e0;
	float: left;
	position: relative;
}
.adv_icon img {
	position: absolute;
	top: 50%;
	left: 50%;
	margin: -14px 0 0 -14px;
}
.adv_icon img:nth-of-type(2) {
	opacity: 0;
}
.index_advantage ul li h3 {
	width: 50px;
	font-size: 24px;
	font-weight: bold;
	color: #000000;
	line-height: 50px;
	float: left;
	margin: 0 25px 0 20px;
}
.index_advantage ul li p {
	line-height: 22px;
	color: #7a7a7a;
	font-size: 18px;
	padding: 3px 0;
}
.index_advantage ul li:hover .adv_icon {
	background-color: #e60012;
}
.index_advantage ul li:hover .adv_icon img:nth-of-type(1) {
	opacity: 0;
}
.index_advantage ul li:hover .adv_icon img:nth-of-type(2) {
	opacity: 1;
}
@media only screen and (max-width:991px ) {
	.index_advantage {
	    padding: 47px 0 25px;
	}
	.index_advantage ul li {
	    width: 100%;
	    padding: 0 100px;
	    float: none;
	    margin: 0 0 40px;
	}
}
@media only screen and (max-width:767px ) {
	.index_advantage {
	    padding: 35px 0;
	}
	.index_advantage ul li {
	    padding: 0 10px;
	    margin: 20px 0 0;
	}
	.index_advantage ul li p {
	    font-size: 12px;
	}
	.index_advantage ul li h3 {
	    width: 40px;
	    font-size: 18px;
	    margin: 0 12px;
	}
}
@media only screen and (min-width:992px ) {
	.index_advantage ul li h3 {
	    margin: 0 20px;
	}
}
@media only screen and (min-width:1200px ) {
	.index_advantage ul li h3 {
	    margin: 0 25px 0 20px;
	}
}
/*合作客户*/
.index_customer {
	width: 100%;
	overflow: hidden;
	padding: 42px 0 45px;
}
.index_customer .customer_list {
	width: 100%;
	overflow: hidden;
}
.customer_list li {
	width: calc(20% - 28px);
	width: -moz-calc(20% - 28px);
	width: -webkit-calc(20% - 28px);
	overflow: hidden;
	float: left;
	text-align: center;
}
.customer_list li:nth-of-type(5n+1),.customer_list li:nth-of-type(5n+2),.customer_list li:nth-of-type(5n+3),.customer_list li:nth-of-type(5n+4) {
	margin: 0 35px 15px 0;
}
.customer_list li:nth-of-type(5n) {
	margin: 0 0 15px;
}
.customer_list li .customer_img {
	width: 100%;
	height: 117px;
	line-height: 115px;
	overflow: hidden;
	border: 1px solid #e3e3e3;
}
.customer_list li h4 {
	width: 100%;
	height: 22px;
	line-height: 22px;
	overflow: hidden;
	margin: 10px 0 0;
	color: #747474;
	font-size: 14px;
}
@media only screen and (max-width:991px ) {
	.index_customer .customer_list {
		width: 600px;
		margin: 0 auto;
	}
	.customer_list li {
		width: calc(50% - 20px);
		width: -moz-calc(50% - 20px);
		width: -webkit-calc(50% - 20px);
	}
	.customer_list li:nth-of-type(2n+1) {
		margin: 0 40px 20px 0;
	}
	.customer_list li:nth-of-type(2n) {
		margin: 0 0 20px;
	}
}
@media only screen and (max-width:767px ) {
	.index_customer {
		padding: 40px 0 0;
	}
	.index_customer .customer_list {
		width: 335px;
		margin: 25px auto 0;
	}
	.customer_list li {
		width: calc(50% - 10px);
		width: -moz-calc(50% - 10px);
		width: -webkit-calc(50% - 10px);
	}
	.customer_list li:nth-of-type(2n+1) {
		margin: 0 20px 20px 0;
	}
	.customer_list li:nth-of-type(2n) {
		margin: 0 0 20px;
	}
}
/*服务品质*/
.index_service {
	width: 100%;
	overflow: hidden;
	padding: 45px 0 15px;
	background: url(../img/service_bg.jpg) no-repeat 50% 65%;
}
.index_service .service_list {
	width: 100%;
	overflow: hidden;
}
.service_list li {
	width: calc(50% - 20px);
	width: -moz-calc(50% - 20px);
	width: -webkit-calc(50% - 20px);
	overflow: hidden;
	float: left;
	margin: 0 0 35px;
	cursor: pointer;
}
.service_list li:nth-of-type(2n) {
	float: right;
}
.service_list li .service_box {
	width: 100%;
	height: 260px;
	background-color: #ffffff;
	overflow: hidden;
	color: #3a3a3a;
	line-height: 25px;
	padding: 25px 35px 0 30px;
}
.service_list li:after {
	content: '';
	display: block;
	width: 100%;
	height: 9px;
	background-color: #f1f1f1;
	margin: 5px 0 0;
}
.service_list li .service_box h3 {
	font-size: 24px;
	color: #3a3a3a;
	margin: 0 0 15px;
}
.service_list li:hover .service_box {
	background-color: #e60012;
	color: #ffffff;
}
.service_list li:hover .service_box h3 {
	color: #ffffff;
}
.service_list li:hover:after {
	background-color: #e60012;
}
@media only screen and (max-width:991px ) {
	.index_service .service_list {
		width: 600px;
		margin: 0 auto;
	}
	.service_list li {
		width: 100%;
		float: none;
		margin: 0 0 35px;
	}
}
@media only screen and (max-width:767px ) {
	.index_service {
	    padding: 35px 0 10px;
	    background-size: 100%;
	}
	.index_service .service_list {
		width: 335px;
		margin: 30px auto 0;
	}
	.service_list li {
		margin: 0 0 25px;
	}
	.service_list li .service_box {
	    height: auto;
	    line-height: 22px;
	    padding: 25px 20px;
	    background-color: #f1f1f1;
	}
	.service_list li .service_box h3 {
	    font-size: 20px;
	    margin: 0 0 10px;
	}
}
@media only screen and (min-width: 1921px) {
	.index_service {
		background-size: 100%;
	}
}
/*客户案例*/
.index_case {
	width: 100%;
	overflow: hidden;
	padding: 53px 0 43px;
}
.index_case .case_swiper {
	width: 100%;
	height: 240px;
	position: relative;
}
.case_swiper .swiper-button-next,.case_swiper .swiper-button-prev {
	position: absolute;
	top: 50%;
	width: 27px;
	height: 44px;
	margin-top: -22px;
	z-index: 10;
	cursor: pointer;
}
.case_swiper .swiper-button-next.swiper-button-disabled {
	background: url(../img/product_nextB.png) no-repeat center center;
}
.case_swiper .swiper-button-prev.swiper-button-disabled {
	background: url(../img/product_prevB.png) no-repeat center center;
}
.case_swiper .swiper-button-prev,.case_swiper .swiper-container-rtl .swiper-button-next {
	background: url(../img/product_prevR.png) no-repeat center center;
	left: -40px;
}
.case_swiper .swiper-button-next,.case_swiper .swiper-container-rtl .swiper-button-prev {
	background: url(../img/product_nextR.png) no-repeat center center;
	right: -40px;
}
.case_swiper .case_box {
	width: 100%;
	overflow: hidden;
	cursor: pointer;
	text-align: center;
}
.case_box .case_img {
	width: 100%;
	overflow: hidden;
}
.case_img img {
	width: 100%;
}
.case_swiper .case_box h4 {
	line-height: 20px;
	font-size: 15px;
	margin: 15px 0 0;
}
@media only screen and (max-width:1199px ) {
	.index_case .case_swiper {
	    height: 265px;
	}
	.index_case .case_swiper {
		width: calc(100% - 80px);
		width: -moz-calc(100% - 80px);
		width: -webkit-calc(100% - 80px);
		margin: 0 auto;
	}
}
@media only screen and (max-width:991px ) {
	.index_case .case_swiper {
	    height: 280px;
	}
}
@media only screen and (max-width:767px ) {
	.index_case {
	    padding: 10px 0 40px;
	}
	.index_case .case_swiper {
	    height: 290px;
	    margin: 25px auto 0;
	}
	.case_swiper .swiper-button-next,.case_swiper .swiper-button-prev {
		width: 17px;
		height: 30px;
		margin-top: -20px;
		background-size: 100% !important;
	}
	.case_swiper .case_box h4 {
		line-height: 18px;
		font-size: 14px;
		margin: 10px 0 0;
	}
}
/*新闻资讯*/
.index_news {
	width: 100%;
	overflow: hidden;
	background-color: #f8f8f8;
	padding: 52px 0 65px;
}
.index_news h1 {
	font-size: 36px;
	color: #000000;
	text-align: center;
}
.index_news .news_menu {
	width: 310px;
	overflow: auto;
	margin: 20px auto 40px;
}
.news_menu li {
	width: 90px;
	height: 30px;
	line-height: 30px;
	background-color: #bababa;
	border-radius: 15px;
	overflow: hidden;
	text-align: center;
	font-size: 14px;
	float: left;
	cursor: pointer;
	color: #ffffff;
}
.news_menu li:nth-of-type(2) {
	margin: 0 20px;
}
.news_menu li.active {
	background-color: #e60012;
}
.index_news .news_swiper {
	width: 100%;
	overflow: hidden;
}
.index_news .news_swiper li {
	width: 100%;
	overflow: hidden;
	display: none;
}
.index_news .news_swiper li.active {
	display: block;
}
.index_news .news_swiper li a {
	display: block;
	width: calc(25% - 30px);
	width: -moz-calc(25% - 30px);
	width: -webkit-calc(25% - 30px);
	overflow: hidden;
	float: left;
	font-size: 12px;
	color: #b1b1b1;
	line-height: 18px;
}
.index_news .news_swiper li a:nth-of-type(1),.index_news .news_swiper li a:nth-of-type(2),.index_news .news_swiper li a:nth-of-type(3) {
	margin: 0 40px 0 0;
}
.index_news .news_swiper li a:nth-of-type(4) {
	margin: 0;
}
.news_swiper li a .news_title {
	width: 100%;
	overflow: hidden;
	border-bottom: 1px solid #e5e5e5;
	margin: 0 0 9px;
}
.news_title h4 {
	width: 100%;
	height: 40px;
	overflow: hidden;
	font-size: 16px;
	font-weight: bold;
	color: #7e7e7e;
	line-height: 20px;
}
.news_title p {
	font-family: "arial, helvetica, sans-serif";
	color: #8d8d8d;
	line-height: 15px;
	margin: 10px 0;
}
.index_news .news_swiper li a>p {
	height: 54px;
	overflow: hidden;
}
.index_news .news_swiper li a .news_img {
	width: 150px;
	height: 90px;
	overflow: hidden;
	margin: 20px 0 28px;
}
.index_news .news_swiper li a .news_img img {
	width: 100%;
	transition: all 1s;
}
.index_news .news_swiper li a span {
	display: block;
	width: 95px;
	height: 30px;
	background-color: #8a8a8a;
	overflow: hidden;
	border-radius: 3px;
	text-align: center;
	line-height: 30px;
	color: #ffffff;
}
.news_swiper li a:hover .news_title h4  {
	color: #353535;
}
.news_swiper li a:hover span {
	background-color: #0c318f;
}
.news_swiper li a:hover .news_img img {
	transform: scale(1.1);
}
@media only screen and (max-width:991px ) {
	.index_news {
	    padding: 52px 0 25px;
	}
	.index_news .news_swiper {
	    width: calc(100% - 80px);
	    width: -moz-calc(100% - 80px);
	    width: -webkit-calc(100% - 80px);
	    margin: 0 auto;
	}
	.index_news .news_swiper li a {
		width: calc(50% - 20px);
		width: -moz-calc(50% - 20px);
		width: -webkit-calc(50% - 20px);
	}
	.index_news .news_swiper li a:nth-of-type(1),.index_news .news_swiper li a:nth-of-type(3) {
		margin: 0 40px 40px 0;
	}
	.index_news .news_swiper li a:nth-of-type(2),.index_news .news_swiper li a:nth-of-type(4) {
		margin: 0 0 40px;
	}
}
@media only screen and (max-width:767px ) {
	.index_news {
	    padding: 35px 0 10px;
	}
	.index_news h1 {
	    font-size: 28px;
	}
	.index_news .news_menu {
	    width: 245px;
	    margin: 20px auto 30px;
	}
	.news_menu li {
	    width: 75px;
	    height: 26px;
	    line-height: 26px;
	    border-radius: 13px;
	    font-size: 12px;
	}
	.news_menu li:nth-of-type(2) {
	    margin: 0 10px;
	}
	.index_news .news_swiper {
	    width: calc(100% - 20px);
	    width: -moz-calc(100% - 20px);
	    width: -webkit-calc(100% - 20px);
	}
	.index_news .news_swiper li a {
		width: calc(50% - 8px);
		width: -moz-calc(50% - 8px);
		width: -webkit-calc(50% - 8px);
	}
	.index_news .news_swiper li a:nth-of-type(1),.index_news .news_swiper li a:nth-of-type(3) {
		margin: 0 16px 25px 0;
	}
	.index_news .news_swiper li a:nth-of-type(2),.index_news .news_swiper li a:nth-of-type(4) {
		margin: 0 0 25px;
	}
	.news_title h4 {
	    font-size: 14px;
	}
}
/*留言反馈*/
.index_feedback {
	width: 100%;
	overflow: hidden;
	background: url(../img/index_feedback.jpg) no-repeat center center;
}
.index_feedback .feedback_box {
	width: calc(50% + 50px);
	width: -moz-calc(50% + 50px);
	width: -webkit-calc(50% + 50px);
	height: 760px;
	overflow: hidden;
	padding: 95px 70px 0;
	background: url(../img/feedback.jpg) no-repeat center center;
	float: right;
}
.feedback_box h1 {
	font-size: 36px;
	color: #ffffff;
	text-align: center;
}
.feedback_box input {
	width: 100%;
	height: 56px;
	overflow: hidden;
	border: none;
	background: transparent;
	border-bottom: 1px solid #ffffff;
	padding: 0 5px;
	font-size: 14px;
	font-weight: bold;
	margin: 25px 0 0; 
	color: #ffffff;
}
.feedback_box textarea {
	width: 100%;
	height: 80px;
	font-size: 14px;
	font-weight: bold;
	overflow: hidden;
	border: none;
	background: transparent;
	border-bottom: 1px solid #ffffff;
	padding: 0 5px;
	line-height: 40px;
	margin: 55px 0 0; 
	color: #ffffff;
}
.feedback_box input::-webkit-input-placeholder,.feedback_box textarea::-webkit-input-placeholder { 
	color: #ffffff;
}
.feedback_box input:-moz-placeholder,.feedback_box textarea:-moz-placeholder { 
	color: #ffffff;
}
.feedback_box input:-ms-input-placeholder,.feedback_box textarea:-ms-input-placeholder { 
	color: #ffffff;
}
.feedback_box input:placeholder,.feedback_box textarea:placeholder { 
	color: #ffffff;
}
.feedback_box button {
	display: block;
	width: 175px;
	height: 55px;
	border-radius: 28px;
	background-color: #ffffff;
	border: none;
	font-size: 16px;
	color: #0c318f;
	font-weight: bold;
	margin: 100px auto 0;
}
@media only screen and (max-width:991px ) {
	.index_feedback {
	    background-size: auto 100%;
	}
	.index_feedback .feedback_box {
    	background: #0c318f url(../img/feedback.jpg) no-repeat top center;
		height: 650px;
		padding: 50px 40px 0;
		background-size: 100%;
	}
	.feedback_box button {
	    margin: 50px auto 0;
	}
}
@media only screen and (max-width:767px ) {
	.index_feedback .feedback_box {
	    width: 100%;
	    height: 470px;
	    padding: 40px 30px 0;
	}
	.feedback_box h1 {
	    font-size: 28px;
	}
	.feedback_box input {
	    height: 46px;
	    margin: 15px 0 0;
	}
	.feedback_box textarea {
	    line-height: 30px;
	    margin: 20px 0 0;
	}
	.feedback_box button {
	    width: 110px;
	    height: 36px;
	    border-radius: 18px;
	    font-size: 14px;
	    margin: 30px auto 0;
	}
}
@media only screen and (min-width: 1921px) {
	.index_feedback {
		background-size: 100%;
	}
}