@charset "utf-8";
@media only screen and (max-width: 1440px){


}
@media screen and (max-width:1024px){
/*平板开始*/

}

@media only screen and (max-width:640px){
.top_bg .top .searchbox { right:50%; margin-right:-20px;}
.navmenu #menu li .subnav { width:100%; left:0%; border-radius:0px;}
}



@media only screen and (max-width:320px){
/*手机小设备开始*/


}