.product_detail_box {
		overflow: hidden;
		background: #F6F6F6;
	}

	/* banner */
	.product_detail_banner {
		width: 192rem;
		height: 51.8rem;
		overflow: hidden;
	}

	.product_detail_banner a {
		width: 100%;
		height: 100%;
		display: inline-block;
	/*	background-image: url(../img/product/banner.png);*/
		background-repeat: no-repeat;
		background-size: 100% 100%;
		animation: scaleAnim 5s ease forwards;
	}

	/* 面包屑 */
	.product_detail_postions {
		height: 6.5rem;
		line-height: 6.5rem;
		overflow: hidden;
		font-family: SourceHanSansCN-Light;
		font-size: 1.6rem;
		font-stretch: normal;
		color: #888888;
		padding: 0 26rem;
	}

	.product_detail_postions a {
		color: #888888;
	}

	.product_detail_postions a:hover {
		color: #d8271c;
	}

	.product_detail_postions label {
		color: #888888;
	}

	.product_detail_postions .product_detail_postions_r img {
		vertical-align: baseline;
		width: 2rem;
		height: 1.8rem;
		margin-right: 1.1rem;
	}

	/* 产品介绍 */
	.product_detail_introduction {
		overflow: hidden;
		margin: 0 26rem;
		display: flex;
		background: #fff;
		padding: 0 3.5rem;
		padding-bottom: 2.5rem;
		margin-bottom: 2rem;
	}

	/* 左边产品图 */
	.introduction_imgs {
		width: 56.6rem;
		margin-top: 5.7rem;
		margin-right: 4.8rem;
	}

	.introduction_imgs_box {
		width: 56.6rem;
		height: 51.3rem;
		position: relative;
		margin-bottom: 1.5rem;
	}

	.introduction_imgs_box img {
		position: absolute;
		top: 0;
		left: 50%;
		transform: translateX(-50%);
		height: 100%;
	}

	.introduction_imgs_list {
		/*justify-content: space-between;*/
		display: flex;
		height: 9rem;
	}

	.introduction_imgs_list>div {
		width: 14rem;
		background: #F6F6F6;
		height: 9rem;
		position: relative;
		margin: 0 0.5rem;
		cursor: pointer;
	}

	.introduction_imgs_list>.on {
		border: 2px solid #d8271c;
	}

	.introduction_imgs_list>div img {
		display: block;
		width: 100%;
		height: 100%;
		left: 0;
		top: 0;
		position: absolute;

	}

	/* 右边介绍 */
	.introduction_des {
		width: 71rem;
	}

	.introduction_des_title {
		height: 3.1rem;
		font-family: SourceHanSansCN-Medium;
		font-size: 3.2rem;
		font-weight: bold;
		font-stretch: normal;
		line-height: 1;
		color: #010101;
		margin-top: 8.7rem;
		margin-bottom: 3.7rem;
	}

	.introduction_des_text {
		height: 26rem;
		font-size: 1.867rem;
		font-stretch: normal;
		line-height: 3.8rem;
		letter-spacing: 0rem;
		color: #747474;
		overflow: hidden;
		text-overflow: ellipsis;
		display: -webkit-box;
		-webkit-line-clamp: 7;
		-webkit-box-orient: vertical;
	}

	.introduction_des_btn {
		display: flex;
		margin-top: 4.3rem;
	}

	.btn_tel,
	.btn_vx {
		box-sizing: border-box;
		text-align: center;
		line-height: 5.5rem;
		width: 20rem;
		height: 5.5rem;
		background-color: #ffffff;
		border-radius: 1rem;
		border: solid 0.1rem #dcdcdc;
		vertical-align: middle;
		font-family: SourceHanSansCN-Light;
		font-size: 2.4rem;
		color: #7c7c7c;
		margin-right: 2.1rem;
		cursor: pointer;
		display: block;
		transition: 0.4s;
		padding-left: 5rem;
		-webkit-transition: 0.4s;
		-moz-transition: 0.4s;
		-ms-transition: 0.4s;
		-o-transition: 0.4s;
	}

	.btn_tel {
		background: url(../img/product/tel.png) #d8271c 3rem center no-repeat;
		background-size: 2.7rem 2.5rem;
		color: #fff;
	}

	.btn_vx {
		background: url(../img/product/vx1.png) 2.2rem center no-repeat;
		background-size: 3.7rem 3rem;
	}

	.btn_tel:hover {
		opacity: 0.8;
		filter: Alpha(opacity=80);
	}

	.btn_vx:hover {
		background-image: url(../img/product/vx2.png);
		background-color: #d8271c;
		border-color: #d8271c;
		color: #fff;
	}

	.introduction_des_tel {
		margin-top: 5.8rem;
		display: flex;
		justify-content: space-between;
	}

	.introduction_des_tel_standard {
		height: 8rem;
		font-family: SourceHanSansCN-Normal;
		font-size: 1.6rem;
		font-stretch: normal;
		line-height: 1;
		letter-spacing: 0rem;
		color: #747474;
	}

	.introduction_des_tel_standard p:nth-child(2) {
		margin: 1.5rem 0;
	}

	.introduction_des_tel_number {
		width: 20rem;
		font-family: SourceHanSansCN-Normal;
		font-size: 2.133rem;
		color: #000;
	}

	.introduction_des_tel_number a {
		font-size: 3.2rem;
		letter-spacing: 0rem;
		color: #d8271c;
	}

	/* 产品参数 */
	.parameter {
		margin: 0 26rem;
		clear: both;
		text-align: left;
		zoom: 1;
		overflow: hidden;
	}


	.parameter_l {
		float: left;
		width: 100.5rem;
		overflow: hidden;
		background: #fff;
		margin-right: 1.4rem;
	}

	.parameter_l .boxs {
		padding-left: 3.2rem;
		padding-right: 3rem;
		overflow: hidden;
	}

	.parameter_l .parameter_title {
		height: 9.5rem;
		line-height: 9.5rem;
		border-bottom: 1px solid #e5e5e5;
	}

	.parameter_l .parameter_title a {
		float: left;
		overflow: hidden;
		margin-right: 6rem;
		color: #010101;
		font-size: 2.133rem;
		cursor: pointer;
		position: relative;
	}

	.parameter_l .parameter_title a:after {
		content: "";
		position: absolute;
		bottom: 0;
		left: 0;
		width: 0;
		transition: all 0.3s;
		height: 3px;
		background: #d8271c;
	}

	.parameter_l .parameter_title a.on:after {
		width: 100%;
	}

	.parameter_l .parameter_title a.on {
		color: #d8271c;
	}

	.parameter_l .parameter_tt {
		width: 95.7rem;
		overflow: hidden;
		position: relative;
		padding-left: 2.3rem;
		background: url(../img/product/product_bg2.png) left center no-repeat;
		font-size: 2.133rem;
		color: #d8271c;
		margin-top: 2.8rem;
		line-height: 3.8rem;
		height: 3.8rem;
		font-weight: bold;
	}

	.parameter_l .parameter_tt:after {
		position: absolute;
		content: "";
		right: 0;
		top: 50%;
		height: 1.3rem;
		margin-top: -0.6rem;
		width: calc(100% - 11rem);
		background: url(../img/product/product_bg1.png) right center no-repeat;
	}

	.tab1,
	.tab2,
	.tab3 {
		top: -12.1rem;
		position: relative;
	}

	.parameter_l .parameter_one {
		overflow: hidden;
		margin-top: 2rem;
		font-size: 1.6rem;
		color: #666666;
	}

	.parameter_l .parameter_one .ul li {
		float: left;
		width: 49%;
		margin-right: 2%;
		overflow: hidden;
		line-height: 2.4rem;
		-webkit-box-sizing: border-box;
		-moz-box-sizing: border-box;
		box-sizing: border-box;
		margin: 0.5rem 0;
		display: flex;
		align-items: center;
	}

	.parameter_l .parameter_one .ul li span {
		font-size: 2.4rem;
		line-height: 2.4rem;
	}

	.parameter_l .parameter_one .ul li:nth-child(2n+0) {
		margin-right: 0;
	}

	.parameter_l .parameter_two {
		overflow: hidden;
		margin-top: 2rem;
		font-size: 1.6rem;
		color: #6d6d6d;
	}

	.parameter_l .parameter_two img {
		max-width: 100%;
	}

	.parameter_l .parameter_two .table {
		overflow: hidden;
	}

	.parameter_l .parameter_two .table table {
		border-collapse: collapse;
		border-spacing: 0;
		color: #666666;
		font-size: 1.6rem;
	}

	.parameter_l .parameter_two .table table td {
		line-height: 3.5rem;
		padding-left: 2rem;
		border: 1px solid #eeeeee;
	}

	.table .productclass2 {
		width: 100%;
	}

	.parameter_l .parameter_three {
		overflow: hidden;
		color: #666666;
		margin-top: 2.5rem;
		font-size:1.6rem;
	}

	.parameter_l .parameter_three img {
		width: 100%;
		margin-bottom: 5.4rem;
	}


	.parameter_r {
		float: right;
		width: 38rem;
		overflow: hidden;
	}

	.parameter_r .parameter_ttt {
		height: 9.5rem;
		line-height: 9.5rem;
		border-bottom: 1px solid #e5e5e5;
		text-align: center;
		background: #fff;
	}

	.parameter_r .parameter_ttt span {
		font-family: SourceHanSansCN-Light;
		font-size: 2.133rem;
		color: #010101;
		display: inline-block;
		vertical-align: top;
		padding-left: 4.1rem;
		padding-right: 4.1rem;
		position: relative;
	}

	.parameter_r .parameter_ttt span:before {
		content: "";
		position: absolute;
		left: 0;
		top: 0;
		width: 2.8rem;
		height: 100%;
		background: url(../img/product/product_bg4.png) center center no-repeat;
		background-size: 100% auto;
	}

	.parameter_r .parameter_ttt span:after {
		content: "";
		position: absolute;
		right: 0;
		top: 0;
		height: 100%;
		width: 2.8rem;
		background: url(../img/product/product_bg5.png) center center no-repeat;
		background-size: 100% auto;
	}

	.parameter_r .ul li {
		display: block;
		margin-bottom: 2rem;
		overflow: hidden;
		background: #fff;
		text-align: center;
	}

	.parameter_r .ul li .box {
		margin: 0 auto;
		width: 100%;
		overflow: hidden;
		margin-top: 2rem;
		margin-bottom: 3.2rem;
		transition: all 0.3s;
	}

	.parameter_r .ul li:hover .box {
		margin-bottom: 0;
		margin-top: 0.7rem;
	}

	.parameter_r .ul li .box .img {
		overflow: hidden;
		margin: 0 auto;
		position: relative;
		width: 20.9rem;
		height: 22.2rem;
	}

	.parameter_r .ul li .box .img img {
		display: block;
		width: 100%;
		height: 100%;
		position: absolute;
		left: 0;
		top: 0;
		-webkit-transform: scale(1);
		-moz-transform: scale(1);
		-ms-transform: scale(1);
		-o-transform: scale(1);
		transform: scale(1);
		-webkit-transition: all 0.6s ease-out 0s;
		-moz-transition: all 0.6s ease-out 0s;
		-o-transition: all 0.6s ease-out 0s;
		transition: all 0.3s ease-out 0s;
	}

	.parameter_r .ul li .box:hover .img img {
		-webkit-transform: scale(1.1, 1.1);
		-moz-transform: scale(1.1, 1.1);
		-o-transform: scale(1.1, 1.1);
		-ms-transform: scale(1.1, 1.1);
		transform: scale(1.1, 1.1);
	}

	.parameter_r .ul li .box .h3 {
		font-weight: bold;
		color: #000000;
		font-size: 1.867rem;
		overflow: hidden;
		height: 3.2rem;
		line-height: 3.2rem;
	}

	.parameter_r .ul li .box .p {
		height: 2.8rem;
		line-height: 2.8rem;
		overflow: hidden;
		color: #999999;
		font-size: 1.333rem;
		margin-bottom: 1.5rem
	}

	.parameter_r .ul li .a {
		background: #d8271c;
		height: 0px;
		line-height: 4.5rem;
		color: #fff;
		font-size: 1.867rem;
		transition: all 0.3s;
		display: block;
		overflow: hidden;
		transition-delay: 0.3s;
	}

	.parameter_r .ul li .a:hover {
		opacity: 0.8;
		filter: Alpha(opacity=80);
	}

	.parameter_r .ul li:hover .a {
		height: 4.5rem;
	}


	@media screen and (max-width: 1140px) {

		/* banner */
		.product_detail_banner {
			width: 192rem;
			height: 68.211rem;
		}

		.product_detail_banner a {
			/*background-image: url(../img/product/banner1.png);*/
			animation: none;
		}

		/* 面包屑 */
		.product_detail_postions {
			height: 8rem;
			line-height: 8rem;
			font-size: 2.471rem;
			padding: 0 4rem;
		}

		.product_detail_postions .product_detail_postions_r img {
			width: 2.526rem;
			height: 2.358rem;
			margin-right: 1.7rem;
		}

		/* 产品介绍 */
		.product_detail_introduction {
			margin: 0 3.87rem;
			padding: 0 4.2rem;
			padding-bottom: 3rem;
			margin-bottom: 2.2rem;
		}

		/* 左边产品图 */
		.introduction_imgs {
			width: 74.611rem;
			margin-top: 7.58rem;
			margin-right: 6.3rem;
		}

		.introduction_imgs_box {
			width: 74.611rem;
			height: 67.537rem;
			margin-bottom: 2.3rem;
		}

		.introduction_imgs_list {
			height: 12rem;
		}

		.introduction_imgs_list>div {
			width: 17rem;
			height: 12rem;
		}

		/* 右边介绍 */
		.introduction_des {
			width: 94.32rem;
		}

		.introduction_des_title {
			height: 4.211rem;
			font-size: 4.207rem;
			margin-top: 6.4rem;
			margin-bottom: 4.7rem;
		}

		.introduction_des_text {
			height: 39.411rem;
			font-size: 2.695rem;
			line-height: 5rem;
			-webkit-line-clamp: 8;
		}

		.introduction_des_btn {
			margin-top: 5.6rem;
		}

		.btn_tel,
		.btn_vx {
			width: 26.442rem;
			height: 7.411rem;
			border-radius: 1.315rem;
			border: solid 0.132rem #dcdcdc;
			font-size: 3.156rem;
			line-height: 6.8rem;
			margin-right: 2.7rem;
			padding-left: 4.8rem;
		}

		.btn_tel {
			background: url(../img/product/tel.png) #d8271c 4rem center no-repeat;
			background-size: 3.368rem 3.368rem;
		}

		.btn_vx {
			background: url(../img/product/vx1.png) 3rem center no-repeat;
			background-size: 4.884rem 4.042rem;
		}

		.introduction_des_tel {
			margin-top: 7.4rem;
		}

		.introduction_des_tel_standard {
			height: 10.611rem;
			font-size: 2.104rem;
		}

		.introduction_des_tel_standard p:nth-child(2) {
			margin: 2rem 0;
		}

		.introduction_des_tel_number {
			width: 25.937rem;
			font-size: 2.804rem;
		}

		.introduction_des_tel_number a {
			font-size: 4.207rem;
		}

		/* 产品参数 */
		.parameter { 
			margin: 0 4rem;
		}


		.parameter_l {
			width: 132.2rem;
			margin-right: 1.68rem;
		}

		.parameter_l .boxs {
			padding-left: 3.3rem;
			padding-right: 3.3rem;
		}

		.parameter_l .parameter_title {
			height: 12.8rem;
			line-height: 12.8rem;
		}

		.parameter_l .parameter_title a {
			margin-right: 6.2rem;
			font-size: 3.144rem;
		}

		.parameter_l .parameter_title a:after {
			height: 5px;
		}

		.parameter_l .parameter_tt {
			width: 122.947rem;
			height: 5.558rem;
			padding-left: 4rem;
			background-size: 2.2rem 2.2rem;
			font-size: 2.8rem;
			margin-top: 2.7rem;
			line-height: 5.558rem;
		}

		.parameter_l .parameter_tt:after {
			height: 1.5rem;
			margin-top: -0.7rem;
			width: calc(100% - 20rem);
		}

		.tab1,
		.tab2,
		.tab3 {
			top: -15.6rem;
		}

		.parameter_l .parameter_one {
			margin-top: 3rem;
			font-size: 2.471rem;
		}

		.parameter_l .parameter_one .ul li {
			line-height: 5rem;
			margin: 0.8rem 0;
		}

		.parameter_l .parameter_one .ul li span {
			font-size: 5rem;
			line-height: 5rem;
		}

		.parameter_l .parameter_two {
			margin-top: 3rem;
			font-size: 2.471rem;
		}
		.parameter_l .parameter_two .table table {
			font-size: 2.471rem;
		}

		.parameter_l .parameter_two .table table td {
			line-height: 4.5rem;
			padding-left: 2.8rem;
		}

		.parameter_l .parameter_three {
			margin-top: 4.5rem;
			font-size:2.47rem;
		}

		.parameter_l .parameter_three img {
			margin-bottom: 7.2rem;
		}


		.parameter_r { 
			width: 50rem;
		}

		.parameter_r .parameter_ttt {
			height: 12.8rem;
			line-height: 12.8rem;
		}

		.parameter_r .parameter_ttt span {
			font-size: 3.144rem;
			padding-left: 6.9rem;
			padding-right: 6.9rem;
		}

		.parameter_r .parameter_ttt span:before {
			width: 3.705rem;
		}

		.parameter_r .parameter_ttt span:after {
			width: 3.705rem;
		}

		.parameter_r .ul li {
			margin-bottom: 2.5rem;
		}

		.parameter_r .ul li .box {
			margin-top: 2.5rem;
			margin-bottom: 6rem;
		}

		.parameter_r .ul li:hover .box {
			margin-top: 1rem;
		}

		.parameter_r .ul li .box .img {
			width: 27.621rem;
			height: 29.305rem;
		}

		.parameter_r .ul li .box .h3 {
			font-size: 2.695rem;
			height:4rem;
			line-height: 4rem;
		}

		.parameter_r .ul li .box .p {
			height: 3.2rem;
			line-height:3.2rem;
			font-size: 2.245rem;
			margin-bottom: 1.5rem
		}

		.parameter_r .ul li .a {
			line-height: 6rem;
			font-size:2.695rem;
		}

		.parameter_r .ul li:hover .a {
			height: 6rem;
		}

	}