@media (min-width:1920px) {
}

@media (max-width:1600px) {
	.ab_nb {
		margin-left: 0;
		margin-right: 0;
	}

	.foot_kuang .div2 ul, .ab_nb ul {
		margin: 0 -10px;
	}

	.foot_kuang .div2 ul li, .ab_nb ul li {
		float: left;
		width: 33%;
		padding: 0 10px;
	}

	.foot_kuang .div2 ul li a, .foot_kuang .div2 ul li a img, .ab_nb ul li a, .ab_nb ul li a img {
		display: block;
		width: 100%;
	}

	.ab_nb ul li a .span1 {
		bottom: 11.5%;
	}


	.b_owl a.a2{ width: 600px; }

}

@media (max-width:1366px) {
	.b_owl a.a2{ width: 570px; }
}

@media (max-width:1200px) {
	.foot_kuang .div2 ul, .ab_nb ul {
		margin: 0 -10px;
	}

	.foot_kuang .div2 ul li, .ab_nb ul li {
		float: left;
		width: 50%;
		padding: 0 10px;
	}

	.foot_kuang .div2 ul li a, .foot_kuang .div2 ul li a img, .ab_nb ul li a, .ab_nb ul li a img {
		display: block;
		width: 100%;
	}

}

@media (min-width:992px) and (max-width:1200px) {
	.b_owl a.a2{ width: 470px; }
}

@media (min-width:768px) {
}

@media (min-width:992px) and (max-width:1199px) {
}

@media (min-width:768px) and (max-width:991px) {
}

@media only screen and (max-width:1430px) {
	.i_bus_div1 .div2 .span1 {
		font-size: 16px;
		font-weight: bold;
	}

	.i_bus_div1 .div2 .span1 bdo {
		font-size: 14px;
		font-weight: normal;
	}

}

@media only screen and (max-width:1270px) {
	.i_bus_div1 .div2 .span1:hover, .i_bus_div1 .div2 .span1.xz {
		margin-left: -100px;
		padding-left: 100px;
		background: #e60315;
	}

/* 	.i_bus_div1 .div2 .span1:nth-child(2) {
		padding-top: 20px;
	}
 */
}

@media only screen and (max-width:1250px) {
}

@media only screen and (max-width:1199px) {
	.i_bus_div1 .div1 {
		width: 100%;
		height: 500px;
	}

	.i_bus_div1 .div1 .div_nr {
		padding-left: 33%;
		height: 500px;
		width: 100%;
	}

	.i_bus_div1 .div1 .mg_img {
		width: 100%;
		height: 500px;
	}

	.i_bus_div1 .div2 {
		width: 100%;
		text-align: center;
	}

	.i_bus_div1 .div2 .span1 {
		float: left;
		width: 50%;
		font-size: 20px;
		text-align: center;
		padding: 0 15px;
	}

	.i_bus_div1 .div2 .span1 a {
		display: block;
	}

	.i_bus_div1 .div2 .span1 bdo a {
		display: block;
	}

	/* .i_bus_div1 .div2 .span1:nth-child(2) {
		width: 34%;
	} */

	.i_bus_div1 .div2 .span1:hover, .i_bus_div1 .div2 .span1.xz {
		margin-left: 0px;
		padding-left: 0px;
	}

}

@media only screen and (max-width:1024px) {
	.subsidiary_kuang .div_art .mg1 {
		float: none;
		display: block;
		margin: 30px auto 0;
	}

	.jiantou_left, .jiantou_right {
		width: 30px;
		height: 59px;
		margin-top: -29px;
	}

	.jiantou_left {
		left: -100px;
	}

	.jiantou_right {
		right: -100px;
	}

	.foot_kuang .div2 ul li a .mg2, .ab_nb ul li a .mg2 {
		filter: alpha(opacity=100);
		-moz-opacity: 1;
		-khtml-opacity: 1;
		opacity: 1;
	}

	.ab_section_05 .a1 .divv1 {
		position: absolute;
		left: 0;
		top: 0;
		right: 0;
		bottom: 0;
		background: rgba(255, 255, 255, 0.5)
	}

	.ab_section_05 .a1 .span_tu .mg2 {
		display: none;
	}

	.b_owl .owl-dots .owl-dot span{
		height: 102px;
	}
	.b_section_02 .div_nav .span1{
	    line-height: 30px;
	    padding: 36px 0;
	    font-size: 22px;
	}
	.b_section_02 .div_nav .span2{
	    padding-left: 90px;
	    position: relative;
	}
	.b_section_02 .div_nav .span2 .bdo1{
	    width: 90px;
	    position: absolute;
	    left: 0;
	    top: 0;
	}

}

@media only screen and (max-width:991px) {
	.col-md-5ths {
		width: 50%;
		float: left;
	}

	.subsidiary_kuang .div_title a.a1 {
		top: auto;
		bottom: 20px;
	}

	.sy_div .divv1 {
		font-size: 18px;
		padding: 30px 0 25px 0;
	}
	.sy_div .span1{
		width: 70px;
		height: 56px;
	}
	
	.sy_div .span1 img {
		width: 70px;
	}

	.sy_div .divv1 .mg_sanjiao {
		width: 20px;
		margin-left: -10px;
		bottom: -10px;
	}

	.sm_section_con {
		margin-top: 50px;
	}

	.b_owl a.a2{ 
		width: 100%;
		padding-left: 15px;
		padding-right: 0; 
	}
	.b_section_03 .a1 {
	    padding: 30px 20px 9px;
	}

	.b_section_02 .div_nav .span1{
	    line-height: 30px;
	    padding: 36px 0;
	    font-size: 22px;
	}
	.b_section_02 .div_nav .span2{
	    padding-left: 90px;
	    position: relative;
	}
	.b_section_02 .div_nav .span2 .bdo1{
	    width: 90px;
	    position: absolute;
	    left: 0;
	    top: 0;
	}

	
/* 	.b_section_02 .div_nav{
		bottom: -20px;
	} */
	.b_section_02 .div_nav .span1{
	    line-height: 30px;
	    padding: 36px 15px;
	    font-size: 18px;
	}
	.b_section_02 .div_nav .span2{
	    padding-left: 70px;
	    position: relative;
	}
	.b_section_02 .div_nav .span2 .bdo1{
	    width:70px;
	    position: absolute;
	    left: 0;
	    top: 0;
	}
	.b_section_02 .div_nav .span2 .bdo1 img{
		top: 0;
	}

	.b_owl .owl-controls .owl-nav{
		display: none;
	}

	.b_section_01 .a1{
		padding: 30px 0;
	}
	.bus_kuang .div_title{
		padding-bottom: 20px;
		font-size: 22px;
	}
	.bus_kuang .div1{
		margin-top: 30px;
	}
	.b_section_03{
		padding-top: 0;
	}

}

@media only screen and (max-width:850px) {
}

@media only screen and (max-width:767px) {
	.i_bus_div1 .div1 {
		width: 100%;
		height: 500px;
	}

	.i_bus_div1 .div1 .div_mc {
		display: block;
	}

	.i_bus_div1 .div1 .div_nr {
		padding-left: 0%;
		height: 500px;
		width: 100%;
	}

	.i_bus_div1 .div1 .divv1 {
		width: 100%;
	}

	.i_bus_div1 .div1 .divv1 .divv2 .span1, .i_bus_div1 .div1 .divv1 .divv2 .span2 {
		color: #fff;
	}

	.i_bus_div1 .div1 .mg_img {
		width: 100%;
		height: 500px;
	}

	.i_bus_div1 .div2 {
		width: 100%;
		text-align: center;
	}

	.i_bus_div1 .div2 .span1:nth-child(1) {
		padding-top: 52px;
		line-height: normal;
	}

	.i_bus_div1 .div2 .span1 {
		float: left;
		width: 50%;
		font-size: 14px;
		line-height: 22px;
		text-align: center;
		height: 120px;
		padding: 50px 15px 0;
	}

	.i_bus_div1 .div2 .span1 a {
		display: block;
	}

	.i_bus_div1 .div2 .span1 bdo {
		display: none;
	}

	.i_bus_div1 .div2 .span1:hover, .i_bus_div1 .div2 .span1.xz {
		margin-left: 0px;
		padding-left: 0px;
	}

	.public_tc {
		position: fixed;
		top: 8%;
		bottom: 8%;
		left: 5%;
		right: 5%;
		background: #fff;
		max-height: 850px;
		z-index: 1000;
		display: none;
	}

	.guanbi {
		bottom: -32px;
		margin-left: -30px;
		width: 60px;
		height: 60px;
	}

	.jiantou_left, .jiantou_right {
		top: 50%;
		width: 31px;
		height: 60px;
		margin-top: -30px;
	}

	.jiantou_left {
		left: -15px;
	}

	.jiantou_right {
		right: -15px;
	}

	.public_tc .mm2 {
		display: block;
	}

	.public_tc .mm1 {
		display: none;
	}

	.foot_kuang .div_title {
		line-height: 30px;
		padding: 15px 0;
	}

	.foot_kuang .div_title a {
		top: auto;
		bottom: -10px;
	}

	.foot_ul1 li {
		margin-top: 25px;
	}

	.foot_kuang .div2 ul, .ab_nb ul {
		margin: 0 -10px;
	}

	.foot_kuang .div2 ul li, .ab_nb ul li {
		float: left;
		width: 100%;
		padding: 0 10px;
	}

	.foot_kuang .div2 ul li a, .foot_kuang .div2 ul li a img, .ab_nb ul li a, .ab_nb ul li a img {
		display: block;
		width: 100%;
	}

	.foot_kuang .div2 ul li a .span1, .ab_nb ul li a {
		bottom: 9%;
	}

	.sy_div .divv1 {
		font-size: 12px;
		padding: 20px 5px 15px;
		line-height: 14px;
	}
	
	.sy_div .span1{
		width: 50px;
		height: 40px;
	}
	.sy_div .span1 img {
		width: 50px;
		margin-bottom: 10px;
	}
	.bamore {
	    line-height: 34px;
	    padding: 0 15px;
	    font-size: 12px;
	}
	.b_owl a.a1{
		height: 220px;
	}
	.b_owl a.a1 .span_tu{
		min-height: auto;
		height: 220px;
	}

	.bussiness{
		padding-top: 65px;
	}
	.b_section_01 .a1{
		font-size: 20px;
		padding: 42px 0;
	}
	.b_section_01 .a1 .span_nr{
		padding-left: 80px;
		margin-left: 10px;
	}
	.b_section_01 .a1 .span1{ 
		width: 120px; 
	}


	/* 2017-11-20 */
	.i_section_01 .div1{
		height: 192px;
		display: -webkit-box;
		-webkit-box-orient: vertical;
		-webkit-line-clamp: 6;
		overflow: hidden;
	}
	.i_section_01 .div1.xz{
		height: auto;
		display: block;
	}
	.i_a_more{
		display: block;
	}

	.b_owl .owl-dots .owl-dot{
		width: 100%;
	}

}

@media only screen and (max-width:640px) {
}

@media only screen and (max-width:570px) {
}

@media only screen and (max-width:512px) {
}

@media only screen and (max-width:480px) {
}

@media only screen and (max-width:370px) {
}

@media only screen and (max-width:320px) {
}