@media (max-width:1200px) {
.main{
		width:100%;
		box-sizing: border-box;
		padding: 0 15px;
}
.top_bj{
		height:auto;
	}
	.top {
    height: 125px;

}
.top_l {
    background: url(../images/logo.png) left 18px no-repeat;
    float: left;
    height: 142px;
    padding-left: 100px;
}
	.top_l01{
		    margin-top: 40px;
	}
	.nav_w{
		height:auto;
		overflow: hidden;
	}
	.nav ul li{
		width:50%;
		box-sizing: border-box;
		margin-right:0%;
		border: 1px solid #fff;

	}

	.nav ul li:nth-child(2n){
		margin-right:0;
	}



	.nav{
		padding:0;
	}
	.banner_w{
		display:none;
	}
	.yd_banner{
	display: block;
}
	.con_a_l{
		float:none;
		width: 100%;
		height: auto;
	}
	.con_a_l .sy_new_a_pic{
		width: 100%;
		height: auto;
	 
	}
	.con_a_l .sy_new_a_pic img{
		width: 100%;
	height: auto;
	}
	.con_a_r{
		float:none;
		width: 100%;
		
	}
	.sy_new_a_name{
		 white-space: nowrap;
         /*2.溢出的部分隐藏起来*/
         overflow: hidden;
         /*3.文字溢出的时候用省略号来显示*/
         text-overflow: ellipsis;
	}
	.slideTxtBox .bd li{
		 white-space: nowrap;
         /*2.溢出的部分隐藏起来*/
         overflow: hidden;
         /*3.文字溢出的时候用省略号来显示*/
         text-overflow: ellipsis;
	}
	.slideTxtBox .hd{
		margin-top: 30px;
	}
	.con_a_w{
		padding-bottom: 30px;
	}
	.con_c_l{
		width:100%;
		margin-right: 0;
		margin-bottom: 30px;
	}
	.con_c_r{
		width:100%;
	}
	.con_c_w{
		padding-top: 40px;
	}
	.sy_xx_nr_a img,.sy_xx_nr_a{
		width:100%;
		height: auto;
	}
	.ny_a_l{
		width:20%;}
	.ny_a_l_contact_pic{
		width:100%;
		height:auto;}
	.ny_a_l_contact_pic img{
		width:100%;
		height:auto;}
	.ny_a_r{
		width:75%;}
	.ny_a_l_bt01a{
		font-size:24px;
		float:none;}
    .ny_a_l_bt01b{
		font-size:12px;
		padding-top:5px;}
	.ny_a_l_bt01{
		padding: 20px 20px 10px;
		}

.ny_a_l_nr ul li {
    background: #202020;
    box-sizing: border-box;
    margin-bottom: 10px;
    height: 40px;
    line-height: 40px;
    padding-right:20px;
}
.ny_a_l_nr ul li a{
	display:block;
	background:url(../images/ny_d.png) right center no-repeat;}
		.ny_a_l_nr ul li.on, .ny_a_l_nr ul li:hover {
    background: #1f407e;
}
.ny_a_l_contact_jj{
	font-size:14px;
	padding:20px 10px;}
/*************************************/
	.news_aa li{
		float:none;
		width: 100%;
		margin-right: 0;
	}
.news_aa li .newsa_a_l{
	width:30%;
	height:auto;}
.news_aa li .newsa_a_l a img,.news_aa li .newsa_a_l a{
	width:100%;
	height:auto;
}
	.news_aa li .newsa_a_l a:hover img{
		width:100%;
	height:auto;
	}
.newsa_a_r{
	width:68%;}
	.dropdown:hover .dropdown-content {
    display: none;
}
}
@media (max-width:1000px) {
	.ny_a_l{
		width:29%;}
	.ny_a_r{
		width:66%;}
	.ny_a_l_nr ul{
		padding:20px 10px;}
			.ny_a_w{
		padding-top:25px;}
	.newsa_a_r_jj{
	line-height:22px;
	font-size:12px;}
}
@media (max-width:760px) {
.con_b_w{
	display: none;
}
.con_b_a{
	display: block;
}
	.con_b_a img{
		width:100%;
	}

}

@media (max-width:670px) {
.top_r{
	display:none;
}
.ny_a_l_contact{
	display:none;}
}
@media (max-width:540px) {
	.ny_a_l{
		float:none;
		width:100%;}
	.ny_a_r{
		float:none;
		margin-top:40px;
		width:100%;
	}

	.ny_a_l_bt01{
		padding: 15px 20px 10px;
		}
		.ny_a_l_bt{
			padding-bottom:1px;}
		.ny_a_l_nr ul{
			padding:15px 10px;}
	.prosy_nra ul li{
		width:49%;
		margin-right: 2%;
	}
	.prosy_nra ul li:nth-child(3n){
		margin-right: 2%;
	}
	.prosy_nra ul li:nth-child(2n){
		margin-right: 0;
	}
}
@media (max-width:500px) {
	.news_aa li .newsa_a_l{
		width:100%;}
	.newsa_a_r{
		margin-top:20px;
		width:100%;
}
.nav a {
	line-height: 45px;}
	
	.slideTxtBox .bd ul{
		padding: 20px;
	}
.newsa_a_r_jj{
	font-size:14px;}
}
@media (max-width:410px) {
	.top_l02{
		margin-top: 15px;
		line-height: 13px;
	}
}