@media screen and (max-width:1230px) {
	.h_top,
	.head,
	.wrap,
	.mainPhoto {
		width: 960px;
	}
	.head .nav li {
		margin-left: 23px;
	}
	.wrap_a .i_news {
		width: 350px;
	}
	.wrap_a .i_about {
		width: 590px;
	}
	.i_about dl dd {
		width: 415px;
	}
	.mainPhoto .go {
		left: 50px;
		width: 860px;
	}
	.mainPhoto .go li {
		margin-right: 15px;
		width: 203px;
	}
	.mainPhoto .go li img {
		width: 203px;
		height: 250px;
	}
	.f_nav .f_navl dt {
		width: 220px;
		height: 275px;
		margin-top: 40px;
	}
	.f_nav .tt {
		font-size: 15px;
	}
	.f_navl .f_name {
		font-size: 30px;
	}
	.f_navl dd p {
		font-size: 12px;
	}
	.f_nav .f_navl {
		width: 470px;
	}
	.f_nav .f_navl dd {
		width: 245px;
	}
	.f_nav .line {
		width: 5px;
	}
	.f_nav .f_navr {
		width: 460px;
	}
	.f_navr .f_name {
		font-size: 40px;
		padding-top: 10px;
	}
	.f_navr {
		background-size: 400px;
		height: 290px;
	}
	.scd .scd_l {
		width: 225px;
	}
	.scd .scd_r {
		width: 710px;
	}
	.news dl dd {
		width: 430px;
	}
	.contact .ct_m dl dt div {
		margin: 10px 20px 0;
	}
	.i_service li {
	width: 23%;
	
}
}

@media screen and (max-width:990px) {
	.h_top,
	.head,
	.wrap,
	.mainPhoto {
		width: 740px;
	}
	.nav_m .n_icon {
	/*	display: block;*/
	}
	.head .nav_m {
		position: absolute;
		width: 100%;
	}
	.head .nav {
		width: 100%;
		position: absolute;
		background: #FFF;
		top: 35px;
		left: 0;
		z-index:-10;
	
	
	}
	.head .nav li a {
		margin-top: 0;
		font-size: 16px;
	}
	.head .logo {
		width: 407px;
		padding-top: 3px;
	}
	.wrap_a .i_news {
		width: 300px;
	}
	.wrap_a .i_about {
		width: 425px;
	}
	.i_about dl dd {
		width: 255px;
	}
	.mainPhoto .go {
		width: 650px;
	}
	.f_nav .f_navl {
		width: 400px;
	}
	.f_nav .f_navr {
		width: 320px;
		background-size: 320px;
	}
	.f_navr .f_name {
		font-size: 32px;
	}
	.f_navr .f_search {
		width: 205px;
		top: 40px;
	}
	.f_nav .f_navl dt {
		width: 190px;
		padding-top: 38px;
	}
	.f_nav .f_navl dd {
		width: 205px;
	}
	.f_navr .f_search {
		width: 320px;
		top: 80px;
	}
	.scd .scd_r {
		width: 490px;
	}
	.scd_r .r_top span {
		font-size: 22px;
	}
	.scd_r .r_top {
		padding-left: 230px;
	}
	.news dl dt,
	.news dl dt img {
		width: 100%;
		height: auto;
	}
	.news dl dd {
		width: 100%;
		margin-top: 15px;
	}
	.scd_r .r_top span em {
		font-size: 14px;
	}
	.contact .ct_m dl dt,
	.contact .ct_m dl dd {
		width: 100%;
		text-align: left;
	}
	.contact .ct_m dl dt div {
		margin-left: 0;
		margin-right: 40px;
	}
	.contact .ct_m ul li {
		width: 100%;
	}
	.i_service li {
	width: 48%;
	
}
}

@media screen and (max-width:770px) {
	.h_top,

	.wrap,
	.mainPhoto,
	.wrap_a .i_news {
		width: 480px;
	}
	.head .logo a {
		
		font-size: 38px;
	}
	.head{ width: 100%;}
	.wrap_a .i_about,
	.f_nav .f_navl {
		width: 100%;
		margin-bottom: 20px;
	}
	.nav_m .n_icon {
		display: block;
	}
	.head .nav_m {
		position: absolute;
		width: 100%;
	}
	.head .nav {
		width: 100%;
		position: absolute;
		background: #FFF;
		top: 70px;
		left: 0;
		z-index: 99;
		padding-right: 10px;
		display: none;
	}
	.i_about dl dd {
		width: 305px;
	}
	.mainPhoto span.goleft,
	.mainPhoto span.goright {
		width: 18px;
	}
	.mainPhoto span.goleft img,
	.mainPhoto span.goright img {
		width: 100%;
	}
	.mainPhoto .go {
		left: 30px;
		width: 430px;
	}
	.f_nav .f_navr {
		width: 100%;
		background-size: 400px;
	}
	.f_nav .line {
		display: none;
	}
	.f_navr .f_search {
		top: 40px;
	}
	.f_nav .f_navl dt {
		width: 220px;
		padding-top: 0;
		margin-top: 20px;
	}
	.f_nav .f_navl dd {
		width: 245px;
	}
	.head .nav li {
		/*margin-left: 161px;*/
	}
	.head .logo .h_code img {
		width: 15px;
		height: 15px;
	}
	.scd .scd_l,
	.scd .scd_r {
		width: 100%;
	}
	.pro .pro_a {
		width: 100%;
		padding-left: 0;
		padding-top: 40px;
	}
	.pro .pro_a a {
		width: 120px;
		font-size: 13px;
	}
		.i_service li {
	width: 47%;
	
}
.dibu{display: block;}
}

@media screen and (max-width:510px) {
	.h_top,
	.head,
	.wrap,
	.mainPhoto,
	.wrap_a .i_news {
		width: 320px;
	}
	.head .logo img {
		width: 135px;
		height: auto;
	}
	.head .logo {
		width: 190px;
		overflow: hidden;
	}
	.head .logo .h_code {
		display: none;
	}
	.head .nav li {
		width: 100%;
		margin-left: 0;
		    text-align: center;
	}
	.wrap_a .i_about h1 a {
		width: 20px;
	}
	.i_about dl dt,
	.i_about dl dt img {
		display: none;
	}
	.i_about dl dd {
		width: 100%;
	}
	.mainPhoto .go li {
		width: 215px;
	}
	.mainPhoto .go li img {
		width: 215px;
		height: 250px;
	}
	.mainPhoto .go {
		width: 215px;
		left: 52px;
	}
	.f_nav .f_navl dt {
		display: none;
	}
	.f_nav .f_navl dd {
		width: 100%;
	}
	.f_navr .f_search {
		width: 180px;
	}
	.f_nav .f_navr {
		background-size: 320px;
		background-position: left 80px;
	}
	.foot a {
		padding: 0;
	}
	.scd_r .r_top {
		padding-left: 0;
		padding-top: 40px;
		text-align: left;
		height: 80px;
	}
	.scd_r .r_top .pst {
		text-align: left;
	}
	.contact .ct_m dl dt div {
		margin-right: 60px;
	}
	.contact .ct_m dl dt div:last-child {
		margin-right: 0;
	}
	.pro .pro_a a {
		width: 50%;
	}
	.pro .pro_b .pro_l li {
		width: 153px;
		margin-right: 14px;
	}
	.pro .pro_b .pro_l li img {
		width: 153px;
		height: 188px;
	}
			.i_service li {
	width: 100%;
	
}
.icon-home3, .icon-question, .icon-bubbles4, .icon-phone{ color: #fff; font-size: 14px;}
.dibu div a span{ font-size: 14px;}
.i-prow div{ width: 100%;}
.xiangying{ width: 100%; margin-top: 0px; }
.pro{ width: 100%;}
.pro .pro_b table th{ padding: 0px;}
.hwslider{ margin-left: 20px !important;}
}