@media (max-width: 767px) {

}
@media (min-width: 1201px) {
    .w{
	margin: 0 auto;
	width: 1220px;}
	.nav ul li a {
    display: block;
    height: 42px;
    padding: 0 30px;
    line-height: 42px;
    font-size: 1.4vw;
    color: #050505; }
	.bx_f_add{float: left; margin-left:35px; line-height:50px; font-size:16px;}
	.footerb_nav ul li a{
	padding: 0 12px;
    font-size: 1.1vw;
    color: #050505;
    border-right: 2px solid #ccc;}
     .col-sm-15 {
 flex: 0 0 20%;
position: relative;
   max-width:20%;
    min-height: 1px;
    padding-right: 15px;
    padding-left: 15px;
} 
.news_right_li_con {
    margin-left: 1px;
    width: 440px;
    float: left;
}
.n_news_li_con {
    float: left;
    width: 700px;
    
}
.n_news_rhsq li{
     font-size:16px;
}

}

@media (min-width: 1601px) {
	.w{
	margin: 0 auto;
	width: 1480px;}
	.nav ul li a {
    display: block;
    height: 42px;
    padding: 0 40px;
    line-height: 42px;
    font-size: 1.4vw;
    color: #050505; }
	.bx_f_add{ float: left;margin-left:35px; line-height:50px; font-size:16px;}
.footerb_nav ul li a{
	padding: 0 17px;
    font-size: 1.1vw;
    color: #050505;
    border-right: 2px solid #ccc;
}
     .col-md-15 {
flex: 0 0 20%;
position: relative;
   max-width:20%;
    min-height: 1px;
    padding-right: 15px;
    padding-left: 15px;
}

.news_right_li_con {
    margin-left: 30px;
    width: 460px;
    float: left;
}
.n_news_li_con {
    float: left;
    width: 950px;
    
}
.n_news_rhsq li{
   font-size:23px;
}
.container ul{
   padding-bottom:15px;        }
}