/*改变头部的背景色及其它*/
.header_common{
	background-color: rgba(236,236,236,0.7);
}
.menu_pc li a {
    color: #333;
}
.menu_pc li:hover a{
	color: #fff;
}
.menu_pc li.menu_pcnow a{
    color: #fff;
}
.header_logo img:first-of-type{
	display: none;
}
.header_logo img:nth-of-type(2){
	display: block;
}
.menu_icon li{
	background-color: #000;
}
.backMenu_icon li{
	background-color: #FFF;
}
@media only screen and (max-width:767px ) {
	.menu_pc li a {
	    color: #fff;
	}
}
@media only screen and (min-width:768px ) {
	.menu_pc li a {
	    color: #fff;
	}
}
@media only screen and (min-width:992px ) {
	.menu_pc li a {
	    color: #fff;
	}
}
@media only screen and (min-width:1200px ) {
	.menu_pc li a {
	    color: #333;
	}
}
/*产品中心内容*/
.product_content{
	width: 100%;
	overflow: hidden;
}
.product_box{
	width: 100%;
	height: 1000px;
	overflow: hidden;
	position: relative;
}
.product_bgImg{
	width: 100%;
	height: 100%;
	overflow: hidden;
	position: absolute;
	z-index: 10;
	top: 0;
	left: 0;
}
.product_bgImg ul{
	height: 100%;
	overflow: hidden;
	position: relative;
	left: 0;
}
.product_bgImg ul li{
	height: 100%;
	overflow: hidden;
	float: left;
}
.product_bgImg ul li img{
	width: 100%;
}
.product_bgBlack{
	width: 100%;
	height: 100%;
	overflow: hidden;
	position: absolute;
	z-index: 20;
	top: 0;
	left: 0;
	background-color: rgba(0,0,0,0.3);
}
.product_information{
	width: 100%;
	overflow: hidden;
	position: relative;
	z-index: 21;
}
.product_introduce{
	width: 790px;
	height: 175px;
	background-color: rgba(255,255,255,0.9);
	margin-top: 312px;
	border-radius: 5px;
	padding: 30px;
}
.product_introduce a{
	display: block;
	width: 100%;
	height: 100%;
	position: relative;
	color: #666666;
	line-height: 20px;
	font-size: 12px;
}
.product_introduce h4{
	font-size: 20px;
	color: #C8000F;
	font-weight: bold;
	margin-bottom: 10px;
}
.product_introduce span{
	display: block;
	color: #C8000F;
	position: absolute;
	right: 0;
	bottom: 0;
}
.product_bottom{
	width: 100%;
	height: 300px;
	overflow: hidden;
	margin-top: 15px;
}
.Order_box{
	width: 390px;
	height: 100%;
	border-radius:5px;
	float: right;
	background: url(../img/Order.jpg) no-repeat bottom right;
	color: #fff;
	padding: 35px;
	text-align: center;
}
.Order_box h3{
	font-size: 36px;
	text-align: center;
	margin-bottom: 30px;
}
.Order_box form div{
	width: 100%;
	height: 38px;
	line-height: 38px;
	font-size: 14px;
	margin-bottom: 15px;
}
.Order_box form div input{
	width: 230px;
	height: 38px;
	float: right;
	margin-right: 8px;
	background-color: transparent;
	border: 1px solid #fff;
	padding-left: 10px;
}
.Order_box .submit{
	width: 120px;
	height: 40px;
	background-color: #fff;
	color: #C8000F;
	font-size: 16px;
	border: none;
	margin-top: 13px;
}
.product_banner{
	width: 790px;
	height: 100%;
	background-color: rgba(255,255,255,0.9);
	float: left;
	border-radius: 5px;
	position: relative;
}
.product_img_box{
	width: 660px;
	height: 300px;
	overflow: hidden;
	margin: 0 auto;
	padding-top: 10px;
}
.product_img{
	width: 100%;
	height: 300px;
	text-align: center;
	overflow: hidden;
}
.valveImg{
	width: 100%;
	overflow: hidden;
}
.valveImg img{
	width: 100%;
}
.swiper-button-next, .swiper-container-rtl .swiper-button-prev {
    background-image: url(../img/next_r.png);
    background-size: 100% auto;
    right: 27px;
    left: auto;
    width: 40px;
    height: 40px;
}
.swiper-button-prev, .swiper-container-rtl .swiper-button-next {
    background-image: url(../img/prev_r.png);
    left: 27px;
    right: auto;
    width: 40px;
    height: 40px;
    background-size: 100% auto;
}
.swiper-button-next.swiper-button-disabled{
	background-image: url(../img/next_h.png);
    opacity:1;
    cursor: auto;
    pointer-events: none;
}
.swiper-button-prev.swiper-button-disabled {
	background-image: url(../img/prev_h.png);
    opacity:1;
    cursor: auto;
    pointer-events: none;
}
@media only screen and (max-width:767px ) {
	.Order_box{
		display: none;
	}
	.product_banner{
		width: 100%;
		height: auto;
		float: none;
	}
	.product_introduce{
		width: 100%;
		height: auto;
		padding: 20px 20px 30px;
		margin-top: 100px;
	}
	.product_introduce span{
		bottom: -20px;
	}
	.swiper-button-next, .swiper-container-rtl .swiper-button-prev {
	    right: 0px;
	    width: 30px;
   	 	height: 30px;
	}
	.swiper-button-prev, .swiper-container-rtl .swiper-button-next {
	    left: 0px;
	    width: 30px;
   	 	height: 30px;
	}
	.product_img_box{
		width: calc(100% - 60px);
		height: auto;
		padding: 20px 0;
	}
	.product_bgImg ul li img:first-of-type{
		display: none;
	}
	.product_introduce a p{
		height: 80px;
		overflow: hidden;
	}
}
@media only screen and (min-width:768px ) {
	.product_introduce{
		width: 100%;
		height: 175px;
		margin-top: 100px;
	}
	.product_banner{
		width: 100%;
		height: 300px;
		float: none;
	}
	.Order_box{
		width: 100%;
		height: auto;
		margin-top: 20px;
		background-size: 100%;
	}
	.product_bottom{
		width: 100%;
		height: auto;
		overflow: hidden;
		margin-top: 15px;
	}
	.Order_box form div{
		width: 50%;
		float: left;
		margin-bottom: 15px;
	}
	.Order_box form div input{
		width: 230px;
		margin-right: 8px;
	}
	.product_bgImg ul li img:first-of-type{
		display: none;
	}
}
@media only screen and (min-width:992px ) {
	.product_box{
		height: 768px;
	}
	.product_bottom{
		width: 100%;
		height: 300px;
		overflow: hidden;
		margin-top: 15px;
	}
	.product_introduce{
		width: 610px;
		height: 175px;
		margin-top: 100px;
	}
	.product_banner{
		width: 610px;
		float: left;
	}
	.Order_box{
		width: 350px;
		height: 100%;
		color: #fff;
		padding:35px 15px;
		text-align: center;
		margin-top: 0px;
		background-size: auto 100%;
	}
	.swiper-button-next, .swiper-container-rtl .swiper-button-prev {
	    right: 10px;
	}
	.swiper-button-prev, .swiper-container-rtl .swiper-button-next {
	    left: 10px;
	}
	.product_img_box{
		width: 550px;
		padding-top: 40px;
	}
	.Order_box form div{
		width: 100%;
		float: none;
		margin-bottom: 15px;
	}
	.Order_box form div input{
		width: 230px;
		margin-right: 8px;
	}
	.product_bgImg ul li img:first-of-type{
		display: block;
	}
	.product_bgImg ul li img:last-of-type{
		display: none;
	}
}
@media only screen and (min-width:1200px) {
	.product_box{
		height: 1000px;
	}
	.product_introduce{
		width: 790px;
		height: 175px;
		margin-top: 250px;
	}
	.product_banner{
		width: 790px;
	}
	.Order_box{
		width: 390px;
		height: 100%;
		padding: 35px;
	}
	.product_box{
		width: 100%;
		height: 1000px;
		overflow: hidden;
		position: relative;
	}
	.swiper-button-next, .swiper-container-rtl .swiper-button-prev {
	    right: 27px;
	}
	.swiper-button-prev, .swiper-container-rtl .swiper-button-next {
	    left: 27px;
	}
	.product_img_box{
		width: 660px;
		padding-top: 10px;
	}
}
/*产品底部系列切换*/
.line{
	width: 722px;
	height: 1px;
	background-color: #fff;
	position: absolute;
	z-index: 30;
	bottom: 85px;
	left: 50%;
	margin-left: -60px;
}
.product_nav{
	width: 100%;
	height: 20px;
	border-left: 1px solid #fff;
	border-right: 1px solid #fff;
	position: relative;
	top: -10px;
}
.product_nav li{
	width: 120px;
	height: 15px;
	float: left;
	cursor: pointer;
}
.product_nav li .qiu{
	width: 15px;
	height: 15px;
	border-radius: 15px;
	background-color: #fff;
	margin:2.5px auto;
}
.product_nav li .yuan{
	width: 100%;
	height: 100%;
	border: 1px solid #fff;
	border-radius: 50%;
	transition: all 0.5s;
}
.product_nav li .valve_prctype {
    position:absolute; 
    color:#fff;
    text-align:center;
    top:-25px; 
    width:100%; 
    display:none;   
}
.product_nav li:hover .yuan{
	transform: scale(3);
}
.red_box{
	width: 180px;
	height: 70px;
	background-color: #C8000F;
	z-index: 40;
	position: absolute;
	bottom:50px;
	left: 50%;
	margin-left: -90px;
	border-radius: 35px;
	overflow: hidden;
}
.red_box ul{
	width: 1080px;
	height: 100%;
	overflow: hidden;
	position: absolute;
	left: 0;
	top: 0;
}
.red_box li{
	width: 180px;
	height: 70px;
	line-height: 70px;
	text-align: center;
	color: #fff;
	font-size: 16px;
	font-weight: bold;
	float: left;
}
@media only screen and (max-width:767px ) {
	.line{
		bottom: 40px;
	}
	.red_box{
		bottom:15px;
		height: 50px;
	}
	.red_box li{
		height: 50px;
		line-height: 50px;
	}
}
@media only screen and (min-width:768px ) {
	
}
@media only screen and (min-width:992px ) {
	.line{
		bottom: 105px;
	}
	.red_box{
		bottom:70px;
	}
}
@media only screen and (min-width:1200px ) {
	.line{
		bottom: 85px;
	}
	.red_box{
		bottom:50px;
	}
	.product_nav li:hover .valve_prctype{
		display:block;   
	}
}