@media(max-width:1199px){
 .con,.conn{width:100%!important;max-width:100%;box-sizing:border-box;padding-left:16px;padding-right:16px}
 .nav_logo{height:auto!important;min-height:100px;overflow:visible!important}
 .nav_logo .con{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;overflow:visible!important}
 .nav1{float:none!important;margin:12px 0!important;max-width:100%;width:100%}
 .nav1>ul{display:flex;flex-wrap:wrap;justify-content:center;gap:4px}
 .nav1>ul>li{float:none!important;font-size:15px}
 .nav1>ul>li>a{padding:8px 10px!important;width:auto!important}
 .nav1 .products,.nav1 .nav2{display:none!important}
 .top_right{display:none!important}
 .top .wel{font-size:13px;white-space:normal}
 .logo{float:none!important;width:180px!important;max-width:100%}
 img,video,iframe{max-width:100%}
 .con table{max-width:100%;display:block;overflow-x:auto}
 .sy_case ul li{float:none!important;width:auto!important;margin:10px 0!important;box-sizing:border-box}
 .footer_nav>ul{display:flex;flex-wrap:wrap;gap:20px}
 .footer_nav>ul>li{width:auto!important;float:none!important;max-width:100%}
}
@media(max-width:600px){
 .nav_logo .con{justify-content:center}
 .con,.conn{overflow-wrap:break-word}
 .top .con{height:auto!important}
 .con img{height:auto}
 .sales_left,.sales_right{width:100%!important;float:none!important}
 .sales_form{display:flex;flex-direction:column}
 .sy_case ul li .p1{height:auto!important}
 .footer_logo_fu{display:flex;flex-wrap:wrap}
}

@media(max-width:800px){
 .sy_r_machine1 .bd{overflow-x:auto!important;-webkit-overflow-scrolling:touch;scroll-snap-type:x mandatory}
 .sy_r_machine1 .bd ul{display:flex!important;width:max-content!important;transform:none!important;left:0!important}
 .sy_r_machine1 .bd ul li{flex:0 0 calc(100vw - 32px)!important;width:calc(100vw - 32px)!important;max-width:calc(100vw - 32px);box-sizing:border-box;scroll-snap-align:start}
 .sy_r_machine_li{width:100%!important;box-sizing:border-box}
 .sy_r_machine1 .prev,.sy_r_machine1 .next{display:none!important}
 .sy_r_machine ul li .p1,.sy_r_machine ul li .p3{white-space:normal;height:auto!important}
}