.header_menu .menuBg {
	left: 205px;
}
.banner {
	background-image: url(../bgimg/core.jpg);
	color: #666666;
}
@media only screen and (min-width: 992px) {
	.header_menu .menuBg {
		left: 153px;
	}
}
@media only screen and (min-width: 1200px) {
	.header_menu .menuBg {
		left: 193px;
	}
}
@media only screen and (min-width: 1400px) {
	.header_menu .menuBg {
		left: 205px;
	}
}
/*技术创新*/
.core_one {
	width: 100%;
	overflow: hidden;
	padding: 60px 0 65px;
}
.core_one .one_img {
	width: 500px;
	overflow: hidden;
	float: right;
}
.core_one .one_img img {
	width: 100%;
}
.core_one .one_txt {
	width: 740px;
	overflow: hidden;
	float: left;
	color: #333333;
	font-size: 14px;
	padding: 20px 0 0;
}
.core_one .one_txt h1 {
	font-size: 36px;
	color: #333333;
	line-height: 60px;
}
.core_one .one_txt span {
	display: block;
	width: 45px;
	height: 2px;
	background-color: #949494;
	margin: 0 0 25px;
}
.core_one .one_txt p {
	margin: 0 0 15px;
}
.core_one .one_txt p strong {
	font-size: 16px;
}
@media only screen and (max-width: 991px) {
	.core_one .one_img ,.core_one .one_txt {
	    width: 100%;
	    float: none;
	}
}
@media only screen and (max-width: 767px) {
	.core_one {
	    padding: 40px 0 25px;
	}
	.core_one .one_txt {
		padding: 10px 0 0;
		font-size: 12px;
		line-height: 20px;
	}
	.core_one .one_txt br {
		display: none;
	}
	.core_one .one_txt h1 {
	    font-size: 26px;
	    line-height: 50px;
	}
	.core_one .one_txt p {
	    margin: 0 0 10px;
	}
	.core_one .one_txt p strong {
	    font-size: 14px;
	}
	.core_one .one_txt span {
	    width: 35px;
	    margin: 0 0 15px;
	}
}
@media only screen and (min-width: 992px) {
	.core_one .one_txt {
		width: 440px;
	}
	.core_one .one_txt br {
		display: none;
	}
}
@media only screen and (min-width: 1200px) {
	.core_one .one_txt {
		width: 540px;
	}
	.core_one .one_txt br {
		display: block;
	}
}
@media only screen and (min-width: 1400px) {
	.core_one .one_txt {
		width: 740px;
	}
}
@media only screen and (min-width: 2000px) {
	
}
/*生产现场*/
.core_two {
	width: 100%;
	overflow: hidden;
	padding: 45px 0 60px;
	background-color: #f8f8f8;
}
.two_title {
	width: 100%;
	overflow: hidden;
	color: #666666;
	line-height: 20px;
	text-align: center;
}
.two_title h1 {
	color: #333333;
	font-size: 36px;
	margin: 0 0 10px;
}
.two_list {
	width: 100%;
	overflow: hidden;
	margin: 25px 0 0;
}
.two_list a {
	display: block;
	overflow: hidden;
	float: left;
	position: relative;
}
.two_list a img {
	width: 100%;
	transition: all 1s;
}
.two_list a h4 {
	width: 100%;
	height: 45px;
	overflow: hidden;
	line-height: 45px;
	text-align: center;
	color: #FFFFFF;
	background-color: rgba(0,0,0,0.78);
	position: absolute;
	left: 0;
	bottom: 0;
}
.two_list a:hover h4 {
	background-color: rgba(207,43,49,0.84);
}
.two_list a:hover img {
	transform: scale(1.1);
}
@media only screen and (max-width: 991px) {
	.two_list a {
		width: calc(50% - 30px);
		width: -moz-calc(50% - 30px);
		width: -webkit-calc(50% - 30px);
		margin: 15px;
	}
}
@media only screen and (max-width: 767px) {
	.core_two {
	    padding: 35px 0 30px;
	}
	.two_title h1 {
	    font-size: 26px;
	    margin: 0 0 5px;
	}
	.two_list {
	    margin: 15px 0 0;
	}
	.two_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;
	}
	.two_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;
	}
	.two_list a h4 {
	    height: 30px;
	    line-height: 30px;
	    font-size: 12px;
	}
}
@media only screen and (min-width: 992px) {
	.two_list a {
		width: calc(33.33% - 20px);
		width: -moz-calc(33.33% - 20px);
		width: -webkit-calc(33.33% - 20px);
	}
	.two_list a:nth-of-type(3n+1) {
		margin: 30px 20px 0 0;
	}
	.two_list a:nth-of-type(3n+2) {
		margin: 30px 10px 0;
	}
	.two_list a:nth-of-type(3n) {
		margin: 30px 0 0 20px;
	}
}
@media only screen and (min-width: 1200px) {
	.two_list a {
		width: calc(25% - 21px);
		width: -moz-calc(25% - 21px);
		width: -webkit-calc(25% - 21px);
	}
	.two_list a:nth-of-type(4n+1) {
		margin: 30px 21px 0 0;
	}
	.two_list a:nth-of-type(4n+2) {
		margin: 30px 14px 0 7px;
	}
	.two_list a:nth-of-type(4n+3) {
		margin: 30px 7px 0 14px;
	}
	.two_list a:nth-of-type(4n) {
		margin: 30px 0 0 21px;
	}
}
@media only screen and (min-width: 2000px) {
	
}
/*检测中心*/
.core_three {
	width: 100%;
	overflow: hidden;
	padding: 75px 0;
}
.core_three .three_img {
	width: 775px;
	height: 305px;
	overflow: hidden;
	float: left;
}
.three_img .three_left {
	width: 315px;
	overflow: hidden;
	float: left;
}
.three_left li:nth-of-type(1) {
	width: calc(50% - 2.5px);
	width: -moz-calc(50% - 2.5px);
	width: -webkit-calc(50% - 2.5px);
	overflow: hidden;
	float: left;
	margin: 0 5px 5px 0;
}
.three_left li:nth-of-type(2) {
	width: calc(50% - 2.5px);
	width: -moz-calc(50% - 2.5px);
	width: -webkit-calc(50% - 2.5px);
	overflow: hidden;
	float: left;
	margin: 0 0 5px;
}
.three_left li:nth-of-type(3) {
	width: 100%;
	overflow: hidden;
}
.three_left li img {
	width: 100%;
}
.three_img .three_right {
	width: 455px;
	overflow: hidden;
	float: right;
}
.three_right img {
	width: 100%;
}
.core_three .three_txt {
	width: calc(100% - 780px);
	width: -moz-calc(100% - 780px);
	width: -webkit-calc(100% - 780px);
	height: 305px;
	overflow: hidden;
	float: right;
	background-color: #d7000f;
	color: #FFFFFF;
	line-height: 20px;
	padding: 65px 0 0 50px;
}
.three_txt h1 {
	margin: 0 0 10px;
}
@media only screen and (max-width: 991px) {
	.core_three .three_img {
		width: 100%;
		height: auto;
	}
	.three_img .three_left {
	    width: 100%;
	}
	.three_img .three_right {
	    width: 100%;
	    margin: 5px 0;
	}
	.core_three .three_txt {
	   	width: 100%;
	    height: 305px;
	    float: none;
	    padding: 65px 0 0 50px;
	}
}
@media only screen and (max-width: 767px) {
	.core_three {
	    padding: 40px 0;
	}
	.three_txt h1 {
	    font-size: 26px;
	}
}
@media only screen and (min-width: 992px) {
	.core_three {
		padding: 55px 0;
	}
	.core_three .three_img {
		width: 605px;
		height: 240px;
	}
	.three_img .three_left {
		width: 235px;
	}
	.three_img .three_right {
		width: 365px;
	}
	.core_three .three_txt {
		width: calc(100% - 610px);
		width: -moz-calc(100% - 610px);
		width: -webkit-calc(100% - 610px);
		height: 240px;
		padding: 35px 0 0 50px;
	}
}
@media only screen and (min-width: 1200px) {
	.core_three {
		padding: 75px 0;
	}
	.core_three .three_img {
		width: 775px;
		height: 305px;
	}
	.three_img .three_left {
		width: 315px;
	}
	.three_img .three_right {
		width: 455px;
	}
	.core_three .three_txt {
		width: calc(100% - 780px);
		width: -moz-calc(100% - 780px);
		width: -webkit-calc(100% - 780px);
		height: 305px;
		padding: 65px 0 0 50px;
	}
}
@media only screen and (min-width: 2000px) {
	
}