.header_menu .menubg {
	display: none;
}
.index_banner {
	width: 100%;
	overflow: hidden;
	margin: 75px 0 0;
}
.index_banner .bannerbox {
	width: 100%;
	height: 675px;
	overflow: hidden;
	position: relative;
}
.bannerbox .banner_container {
	width: 1126px;
	overflow: hidden;
	position: relative;
	left: 50%;
	top: 68px;
	margin-left: -563px;
}
.banner_container .banner_txt {
	width: 640px;
	overflow: hidden;
	text-align: center;
	float: right;
	color: #666666;
	font-size: 22px;
	line-height: 30px;
}
@font-face {
  	font-family: "sourcehansanscn-light";
  	src:  format("opentype");
}
@font-face {
  	font-family: "sourcehansanscn-bold";
  	src:  format("opentype");
}
.banner_txt h1 {
	font-family: "sourcehansanscn-light";
	font-size: 91px;
	color: #000000;
	font-weight: lighter;
	margin: 115px 0 35px;
}
.banner_txt h1 strong {
	font-family: "sourcehansanscn-bold";
}
.banner_txt span {
	display: block;
	width: 95px;
	height: 3px;
	background-color: #d80514;
	margin: 20px auto;
}
@media only screen and (max-width: 991px) {
	.index_banner .bannerbox {
		height: 780px;
		background:  no-repeat center;
		background-size: auto 100%;
	}
	.bannerbox .banner_container {
	    width: 688px;
	    overflow: hidden;
	    position: relative;
	    left: 50%;
	    top: 0;
	    margin-left: -344px;
	}
	.bannerbox .banner_container img {
		margin: 170px 0 0;
		width: 300px;
	}
	.banner_container .banner_txt {
	    width: 420px;
	    position: absolute;
	    right: 0;
	    top: 0;
	    font-size: 16px;
	    line-height: 25px;
	}
	.banner_txt h1 {
	    font-size: 60px;
	    margin: 260px 0 35px;
	}
}
@media only screen and (max-width: 767px) {
	.index_banner {
	    margin: 50px 0 0;
	}
	.index_banner .bannerbox {
		height: 535px;
	}
	.bannerbox .banner_container {
	    width: 334px;
	    overflow: hidden;
	    position: relative;
	    left: 0;
	    top: 0;
	    margin: 0 auto;
	    text-align: center;
	}
	.banner_container .banner_txt {
	    width: 100%;
	    position: absolute;
	    right: 0;
	    top: 0;
	    margin: 0;
	    font-size: 16px;
	    line-height: 25px;
	}
	.banner_txt span {
		width: 65px;
		height: 2px;
		margin: 5px auto;
	}
	.banner_txt h1 {
	    font-size: 36px;
	    margin: 50px 0 15px;
	}
	.bannerbox .banner_container img {
		margin: 220px auto 0;
		width: 200px;
	}
}
@media only screen and (min-width: 992px) {
	.index_banner .bannerbox {
		height: 575px;
		background:  no-repeat center;
		background-size: auto 100%;
	}
	.bannerbox .banner_container {
	    width: 900px;
	    left: 50%;
	    top: 38px;
	    margin-left: -450px;
	}
	.bannerbox .banner_container>img {
		width: 360px;
	}
	.banner_container .banner_txt {
	    width: 440px;
	    font-size: 18px;
	    line-height: 25px;
	}
	.banner_txt h1 {
	    font-size: 56px;
	    margin: 115px 0 25px;
	}
	.banner_txt span {
	    margin: 15px auto;
	}
}
@media only screen and (min-width: 1200px) {
	.index_banner .bannerbox {
		height: 675px;
	}
	.bannerbox .banner_container {
	    width: 1126px;
	    left: 50%;
	    top: 68px;
	    margin-left: -563px;
	}
	.bannerbox .banner_container>img {
		width: 409px;
	}
	.banner_container .banner_txt {
	    width: 640px;
	    font-size: 22px;
	    line-height: 30px;
	}
	.banner_txt h1 {
	    font-size: 91px;
	    margin: 115px 0 35px;
	}
	.banner_txt span {
	    margin: 20px auto;
	}
}
@media only screen and (min-width: 1400px) {
	
}
@media only screen and (min-width: 2000px) {
	.index_banner {
		width: 1920px;
		position: relative;
		left: 50%;
		margin-left: -960px;
	}
}
/*匠于心 行必远*/
.index_one {
	width: 100%;
	overflow: hidden;
	background: url(/uploads/image/pfbgimg/index_onebg.jpg) no-repeat top center;
}
.index_one .one_title {
	width: 100%;
	overflow: hidden;
	color: #ffffff;
	text-align: center;
	line-height: 20px;
	margin: 40px 0 35px;
}
.one_title h1 {
	font-size: 36px;
	font-weight: bold;
	margin: 0 0 15px;
}
.index_one .one_box {
	width: 100%;
	height: 250px;
	overflow: hidden;
}
.one_box a {
	display: block;
	width: 20%;
	height: 250px;
	overflow: hidden;
	float: left;
	position: relative;
	color: #666666;
	transition: width 1s linear;
}
.one_box a:nth-of-type(1) {
	background:#f2f1ef url(/uploads/image/pfbgimg/index_one1.jpg) no-repeat right center;
	background-size: auto 100%;
}
.one_box a:nth-of-type(2) {
	background:#f2f1ef url(/uploads/image/pfbgimg/index_one2.jpg) no-repeat right center;
	background-size: auto 100%;
}
.one_box a:nth-of-type(3) {
	background:#f2f1ef url(/uploads/image/pfbgimg/index_one3.jpg) no-repeat right center;
	background-size: auto 100%;
}
.one_box a:nth-of-type(4) {
	background:#ececec url(/uploads/image/pfbgimg/index_one4.jpg) no-repeat right center;
	background-size: auto 100%;
}
.one_box a img {
	width: 100%;
	transition: all 1s;
}
.one_box a.one_active {
	width: 40%;
}
.one_box a .one_txt {
	width: 100%;
	height: 100%;
	overflow: hidden;
	position: absolute;
	left: 0;
	top: 0;
	padding: 35px;
}
.one_box a h4 {
	font-size: 26px;
	font-weight: bold;
	color: #333333;
}
.one_box a p {
	color: #666666;
	line-height: 20px;
	overflow: hidden;
	margin: 5px 0 0;
	display: none;
}
.one_box a.one_active p {
	display: block;
	padding: 0 70px 0 0;
}
@media only screen and (max-width: 991px) {
	.index_one .one_box {
	    height: 660px;
	}
	.one_box a ,.one_box a.one_active {
		width: 50%;
		height: 330px;
	}
	.one_box a:first-of-type img{
		width: auto;
		height: 330px;
	}
}
@media only screen and (max-width: 767px) {
	.index_one .one_title {
	    margin: 35px 0 30px;
	    line-height: 18px;
    	font-size: 12px;
	}
	.one_title h1 {
	    font-size: 26px;
	    margin: 0 0 5px;
	}
	.index_one .one_box {
	    height: auto;
	}
	.one_box a ,.one_box a.one_active {
		width: 100%;
		height: auto;
	}
}
@media only screen and (min-width: 992px) {
	.one_box a .one_txt {
		padding: 25px;
	}
	.one_box a h4 {
	    font-size: 20px;
	}
}
@media only screen and (min-width: 1200px) {
	.one_box a .one_txt {
		padding: 30px;
	}
	.one_box a h4 {
	    font-size: 26px;
	}
}
@media only screen and (min-width: 1400px) {
	.one_box a .one_txt {
		padding: 35px;
	}
}
@media only screen and (min-width: 2000px) {
	.index_one {
		width: 1920px;
		margin: 0 auto;
	}
}
/*耐腐蚀阀门制造商*/
.index_two {
	width: 100%;
	overflow: hidden;
	padding: 105px 0 70px;
}
.index_two .two_txt {
	width: 550px;
	overflow: hidden;
	float: left;
	line-height: 20px;
	color: #666666;
	font-size: 14px;
}
.two_txt .two_title {
	width: 100%;
	overflow: hidden;
}
.two_title h4 {
	font-family: arial;
	font-weight: bold;
	color: #d1d1d1;
	line-height: 25px;
	font-size: 16px;
}
.two_title h1 {
	font-size: 30px;
	font-weight: bold;
	color: #333333;
}
.two_title span {
	display: block;
	width: 60px;
	height: 2px;
	background-color: #d7000f;
	margin: 15px 0;
}
.two_txt ul {
	width: 100%;
	overflow: hidden;
	margin: 40px 0 0;
}
.two_txt ul li {
	width: 185px;
	overflow: hidden;
	padding: 0 0 0 20px;
	float: left;
	color: #666666;
	font-size: 14px;
	border-left: 2px solid #565656;
}
.two_txt ul li:nth-of-type(1) {
	width: 140px;
	border: none;
	padding: 0;
}
.two_txt ul li:nth-of-type(3) {
	width: 155px;
}
.two_txt ul li h1 {
	font-size: 14px;
}
.two_txt ul li h1 strong {
	font-size: 36px;
	margin: 0 10px 0 0;
}
.index_two .two_img {
	width: 535px;
	height: 320px;
	overflow: hidden;
	float: right;
	position: relative;
}
.two_img li:nth-of-type(1) {
	width: 515px;
	height: 300px;
	overflow: hidden;
	position: relative;
	z-index: 1;
}
.two_img li:nth-of-type(2) {
	width: 515px;
	height: 300px;
	position: absolute;
	bottom: 0;
	right: 0;
	background-color: #eeeeee;
}
@media only screen and (max-width: 991px) {
	.index_two {
	    padding: 70px 0;
	}
	.index_two .two_txt {
	    width: 100%;
	    float: none;
	    line-height: 25px;
	    font-size: 14px;
	}
	.index_two .two_img {
	    width: 535px;
	    height: 320px;
	    float: none;
	    margin: 35px 0 0;
	}
}
@media only screen and (max-width: 767px) {
	.index_two {
	    padding: 35px 0;
	}
	.index_two .two_txt {
	    line-height: 20px;
	    font-size: 12px;
	}
	.two_title h1 {
	    font-size: 26px;
	}
	.two_title span {
	    width: 40px;
	    height: 2px;
	    margin: 10px 0;
	}
	.two_txt ul {
	    margin: 20px 0 0;
	}
	.two_txt ul li {
		font-size: 12px;
		width: 140px;
	    padding: 0 0 0 15px;
	}
	.two_txt ul li:nth-of-type(1) {
	    width: 90px;
	}
	.two_txt ul li h1 {
	    font-size: 12px;
	}
	.two_txt ul li h1 strong {
	    font-size: 26px;
	    margin: 0 5px 0 0;
	}
	.index_two .two_img {
	    width: 100%;
	    height: 200px;
	    margin: 20px 0 0;
	}
	.two_img li:nth-of-type(1) {
		width: 325px;
		height: 190px;
	}
	.two_img li:nth-of-type(1) img {
		width: 100%;
	}
	.two_img li:nth-of-type(2) {
	    width: 325px;
	    height: 190px;
	}
}
@media only screen and (min-width: 992px) {
	.index_two {
	    padding: 55px 0;
	}
	.index_two .two_txt {
	    width: 420px;
	}
}
@media only screen and (min-width: 1200px) {
	.index_two {
	    padding: 105px 0 70px;
	}
	.index_two .container {
		width: 1160px;
	}
	.index_two .two_txt {
	    width: 550px;
	}
}
@media only screen and (min-width: 1400px) {
	
}
@media only screen and (min-width: 2000px) {
	.index_two {
		width: 1920px;
		margin: 0 auto;
	}
}
/*产品中心*/
.index_three {
	width: 100%;
	overflow: hidden;
	background-color: #f9f9f9;
	padding: 75px 0 0;
}
.index_title {
	width: 100%;
	overflow: hidden;
	text-align: center;
	color: #666666;
	line-height: 20px;
	font-size: 14px;
}
.index_title h1 {
	color: #333333;
	font-size: 40px;
	margin: 0 0 15px;
}
.three_list {
	width: 1194px;
	overflow: hidden;
	margin: 40px auto 65px;
}
.three_list a {
	display: block;
	width: calc(33.33% - 38px);
	width: -moz-calc(33.33% - 38px);
	width: -webkit-calc(33.33% - 38px);
	overflow: hidden;
	margin: 16px 19px;
	float: left;
	text-align: center;
	position: relative;
	box-shadow: 0 0 14px rgba(0,0,0,0.11);
}
.three_list a img {
	width: 100%;
	transition: all 1s;
}
.three_list a h4 {
	width: 100%;
	height: 35px;
	overflow: hidden;
	line-height: 35px;
	color: #ffffff;
	background-color: rgba(0,0,0,0.51);
	position: absolute;
	left: 0;
	bottom: 48px;
	z-index: 1;
	font-size: 16px;
}
.three_list a:hover img {
	transform: scale(1.06);
}
.three_list a:hover h4 {
	background-color: rgba(255,0,0,0.51);
}
@media only screen and (max-width: 991px) {
	.three_list {
	    width: 100%;
	}
	.three_list a {
		width: calc(50% - 38px);
		width: -moz-calc(50% - 38px);
		width: -webkit-calc(50% - 38px);
	}
}
@media only screen and (max-width: 767px) {
	.index_three {
	    padding: 35px 0 0;
	}
	.index_title {
		line-height: 18px;
    	font-size: 12px;
	}
	.index_title h1 {
	    font-size: 26px;
	    margin: 0 0 10px;
	}
	.three_list {
	    margin: 15px auto 30px;
	}
	.three_list a:nth-of-type(2n 1) {
		width: calc(50% - 5px);
		width: -moz-calc(50% - 5px);
		width: -webkit-calc(50% - 5px);
		margin: 5px 5px 5px 0;
	}
	.three_list a:nth-of-type(2n) {
		width: calc(50% - 5px);
		width: -moz-calc(50% - 5px);
		width: -webkit-calc(50% - 5px);
		margin: 5px 0 5px 5px;
	}
	.three_list a h4 {
	    height: 30px;
	    line-height: 30px;
	    bottom: 13px;
	    font-size: 12px;
	}
}
@media only screen and (min-width: 992px) {
	.three_list {
	    width: 970px;
	}
}
@media only screen and (min-width: 1200px) {
	.three_list {
	    width: 1150px;
	}
}
@media only screen and (min-width: 1400px) {
	.three_list {
	    width: 1194px;
	}
}
@media only screen and (min-width: 2000px) {
	.index_three {
		width: 1920px;
		margin: 0 auto;
	}
}
/*应用领域*/
.index_four {
	width: 100%;
	overflow: hidden;
	padding: 50px 0 0;
	background: url(/uploads/image/pfbgimg/index4.jpg) no-repeat center;
	background-attachment: fixed;
}
.index_four .index_title {
	color: #ffffff;
}
.index_four .index_title h1 {
	color: #ffffff;
}
.index_four .four_list {
	width: 1165px;
	overflow: hidden;
	margin: 0 auto;
}
.four_list a {
	display: block;
	width: 150px;
	overflow: hidden;
	float: left;
	margin: 60px 41px 90px;
}
.four_list a .four_img {
	width: 150px;
	height: 150px;
	overflow: hidden;
	background-color: rgba(255,255,255,0.3);
	text-align: center;
	margin: 0 auto 25px;
	border: 5px solid #ffffff;
	border-radius: 50%;
	line-height: 136px;
}
.four_list a h4 {
	font-size: 16px;
	font-weight: bold;
	text-align: center;
	color: #ffffff;
}
.four_list a:hover .four_img {
	background-color: rgba(215,0,15,0.82);
	border-color: rgba(255,255,255,0.82);
}
@media only screen and (max-width: 991px) {
	.index_four .four_list {
		width: 100%;
		text-align: center;
		margin: 0 0 60px;
	}
	.index_four .four_list a {
		display: inline-block;
		float: none;
		margin: 60px 38px 0;
	}
}
@media only screen and (max-width: 767px) {
	.index_four {
	    padding: 40px 0 0;
	}
	.index_four .four_list {
		margin: 0 0 40px;
	}
	.index_four .four_list a {
	    float: none;
	    width: 80px;
	    margin: 20px 10px 0;
	}
	.four_list a .four_img {
	    width: 80px;
	    height: 80px;
	    margin: 0 auto 10px;
	    border: 3px solid #ffffff;
	    line-height: 72px;
	}
	.four_list a .four_img img {
		height: 35px;
	}
}
@media only screen and (min-width: 992px) {
	.index_four .four_list {
	    width: 970px;
	}
	.four_list a {
		margin: 60px 22px 90px;
	}
}
@media only screen and (min-width: 1200px) {
	.index_four .four_list {
	    width: 1165px;
	}
	.four_list a {
		margin: 60px 41px 90px;
	}
}
@media only screen and (min-width: 1400px) {
	
}
@media only screen and (min-width: 2000px) {
	.index_four {
		width: 1920px;
		margin: 0 auto;
	}
}
/*新闻资讯*/
.index_five {
	width: 100%;
	overflow: hidden;
	padding: 55px 0 0;
}
.index_five .five_list {
	width: 1150px;
	overflow: hidden;
	margin: 50px auto 0;
}
.five_list a {
	display: block;
	width: calc(33.33% - 26.66px);
	width: -moz-calc(33.33% - 26.66px);
	width: -webkit-calc(33.33% - 26.66px);
	overflow: hidden;
	float: left;
}
.five_list a:nth-of-type(2) {
	margin: 0 40px;
}
.five_list a .five_img {
	width: 100%;
	overflow: hidden;
}
.five_img img {
	width: 100%;
	transition: all 1s;
}
.five_list a h4 {
	width: 100%;
	overflow: hidden;
	height: 25px;
	line-height: 25px;
	font-size: 20px;
	color: #333333;
	margin: 18px 0 10px;
}
.five_list a p {
	width: 100%;
	height: 40px;
	line-height: 20px;
	overflow: hidden;
	color: #666666;
}
.five_list a span {
	display: block;
	font-family: arial;
	color: #949494;
	margin: 15px 0 0;
}
.five_list a:hover .five_img img {
	transform: scale(1.1);
}
.five_list a:hover h4 {
	font-weight: bold;
	color: #d7000f;
}
.index_five .five_more {
	display: block;
	width: 150px;
	height: 35px;
	line-height: 35px;
	margin: 55px auto 40px;
	color: #ffffff;
	background-color: #d7000f;
	text-align: center;
	font-size: 14px;
}
.index_five .five_more:hover {
	text-decoration: underline !important;
}
@media only screen and (max-width: 991px) {
	.index_five .five_list {
	    width: 100%;
	    margin: 50px auto 0;
	}
	.five_list a {
	    width: 100%;
	    float: none;
	}
	.five_list a:nth-of-type(2) {
	    margin: 40px 0;
	}
}
@media only screen and (max-width: 767px) {
	.index_five {
	    padding: 40px 0 0;
	}
	.index_five .five_list {
	    margin: 25px auto 0;
	}
	.five_list a h4 {
	    margin: 15px 0 5px;
	}
	.five_list a span {
	    margin: 10px 0 0;
	}
	.five_list a:nth-of-type(2) {
	    margin: 20px 0;
	}
	.index_five .five_more {
		width: 130px;
	    margin: 25px auto 40px;
	}
}
@media only screen and (min-width: 992px) {
	.index_five .five_list {
	    width: 970px;
	}
}
@media only screen and (min-width: 1200px) {
	.index_five .five_list {
	    width: 1150px;
	}
}
@media only screen and (min-width: 1400px) {
	
}
@media only screen and (min-width: 2000px) {
	.index_five {
		width: 1920px;
		margin: 0 auto;
	}
}