@media only screen and (max-width: 1720px){


}
@media only screen and (max-width: 1680px){
	

}
@media only screen and (max-width: 1600px){

}
@media only screen and (max-width: 1490px){

}
@media only screen and (max-width: 1400px){


}
@media only screen and (max-width: 1366px){


}
@media only screen and (max-width: 1280px){

}
@media only screen and (max-width: 1220px){

}
@media only screen and (max-width: 1200px){

}
@media only screen and (max-width: 1130px){

}
@media only screen and (max-width: 1100px){

}
@media only screen and (max-width: 1024px){
    .gaoo{height: 120px;}
    .nav_multomics{display: none;}
    .mianbao{display: flex;}
    .header{background: #fff; position: fixed; width: 100%; left: 0; z-index: 99999999;}
    .logo{width: 55%;}
    .logo img{width: 100%;}
    .header_y h2{display: none;}
    .header_y_input{width: 100%;}
    .header_y{padding: 0 ; height: 130px; display: flex; align-items: center; align-self: center; width: 24%; margin-right: 2%;}

}
@media only screen and (max-width: 990px){


}
@media only screen and (max-width: 900px){


}
@media only screen and (max-width: 796px){

}
@media only screen and (max-width: 768px){
    .picMarquee-left{display: none;}
    .header_y_input input{background: #e7e7e742;}
    .gaoo{height: 70px;}
    .mianbao{height: 70px;}
    .logo{height: 70px;}
    .header_y{height: 70px;}
    .page_z{float: none; width: 100%; margin-bottom: 30px;}
    .page_y{float: none; width: 100%;}
    .sj_nav{top: 70px;}
    .footer_z{float: none; width: 100%; margin-right: 0; margin-bottom: 20px;}
    .footer_zz{float: none; width: 100%; margin-right: 0; margin-bottom: 20px;}
    .footer_y{float: none; width: 100%;}
    .footer_y_ul ul{text-align: center; }
    .footer_y_ul ul li{width: 30%; margin-right: 10%;}
    .footer_w{padding: 30px 0;}
    .list_y{float: none; width: 100%; }
    .list_y_ul ul li{width: 48%; margin-right: 4%; }
    .list_y_ul ul li:nth-of-type(2n){margin-right: 0;}
    .list_w{padding: 0 0 30px;}
    .list_y_ul ul{padding: 30px 0 0 ;}
    .list_xz_y{float: none; width: 100%;}
    #allmap{height: 250px !important;}
    .box_1_z{float: none; width: 100%; margin-bottom: 20px;}
    .box_1_y{float: none; width: 100%;}
    .box_1_lm ul li{font-size: 14px; margin-right: 2%;}
    .box_1_ul ul li{line-height: 40px;}
    .header_y{background: none !important;}
    .box_2_z{float: none; width: 100%;}
    .box_2_y{float: none; width: 100%;}
    .box_3_z{float: none; width: 100%;}
    .box_3_y{float: none; width: 100%;}
    .box_2_z_ul ul li{width: 48%; margin-right: 4%;}
    .box_2_z_ul ul li:nth-of-type(2n){margin-right: 0;}

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

}
@media only screen and (max-width: 560px){


}
@media only screen and (max-width: 460px){

}
@media only screen and (max-width: 414px){


}
@media only screen and (max-width: 375px){


}
@media only screen and (max-width: 360px){


}