.header{z-index:66;will-change:background-color,box-shadow;min-width:1300px;height:64px;transition:background-color .3s,box-shadow .3s;position:fixed;top:0;left:0;right:0}.header_scroll{background:#fff;box-shadow:0 2px 10px #0000000d}.header_div{align-items:center;width:1440px;height:64px;margin:0 auto;display:flex}.header_logo{width:auto;height:40px}.header_ul{flex:1;height:64px;margin-left:48px;display:flex}.header_ul .header_li{cursor:pointer;color:#333;justify-content:center;align-items:center;width:160px;height:64px;font-size:16px;font-weight:600;transition:color .25s;display:flex;position:relative}.header_ul .header_li .header_span{color:inherit;position:relative}.header_ul .header_li .header_span:after{content:"";opacity:0;background:#333;border-radius:2px;width:0;height:2px;transition:width .22s,opacity .22s;position:absolute;bottom:-8px;left:50%;transform:translate(-50%)}.header_ul .header_li.active_li{color:#333}.header_ul .header_li.active_li .header_span:after{opacity:1;width:100%}.header_ul .header_li:hover{color:#333}.header_ul .header_li:hover .header_span:after{opacity:1;width:100%}.header_image{width:16px;height:auto;position:absolute;top:50%;right:-24px;transform:translateY(-50%)}.header_menu_li .menu_box{visibility:hidden;opacity:0;transition:opacity .3s,transform .3s,visibility .3s;transform:translateY(-10px)}.header_menu_li:hover .menu_box{visibility:visible;opacity:1;transform:translateY(0)}.menu_box{opacity:0;visibility:hidden;background:#fff;width:100vw;transition:opacity .3s,transform .3s,visibility .3s;position:fixed;top:64px;left:0;transform:translateY(-10px);box-shadow:0 4px 12px #00000014}.menu_box:before{content:"";z-index:2;filter:drop-shadow(0 -2px 3px #0000000a)drop-shadow(0 2px 4px #0000000d);border-bottom:8px solid #fff;border-left:8px solid #0000;border-right:8px solid #0000;width:0;height:0;position:absolute;top:-8px}.product_box.menu_box:before{left:calc(50% - 320px)}.solution_box.menu_box:before{left:calc(50% - 160px)}.menu_content{width:1440px;margin:0 auto}.product_mune.menu_content{height:60px;padding-left:320px;display:flex}.product_mune .menu_link{text-align:center;color:#333;will-change:background-color,color,transform;cursor:pointer;flex:1;height:60px;font-size:14px;font-weight:700;line-height:60px;transition:background-color .3s,color .3s,transform .24s,box-shadow .3s}.product_mune .menu_link:hover{color:#269;background-color:#e3f4ff;transform:translateY(-1px);box-shadow:0 2px 6px #bee1f559}.product_mune .menu_link.router-link-active{color:#195b8c;background-color:#d8efff}.product_mune .menu_link:active{transition-duration:.15s;transform:translateY(0);box-shadow:0 1px 2px #bee1f533}.edu_scene_container{justify-content:center;gap:42px;width:100%;margin:24px auto;padding:0 20px;display:flex}.edu_scene_container .scene_card{cursor:pointer;border-radius:4px;width:auto;height:auto;position:relative;overflow:hidden}.edu_scene_container .scene_card .card_bg{background-position:50%;background-repeat:no-repeat;background-size:cover;width:100%;height:100%}.edu_scene_container .scene_card .card_bg:after{content:"";background:#00000026;transition:all .3s;position:absolute;inset:0}.edu_scene_container .scene_card .card_text{color:#fff;z-index:2;white-space:nowrap;font-size:28px;font-weight:500;transition:all .3s;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.edu_scene_container .scene_card:hover .card_bg{transition:transform .4s;transform:scale(1.06)}.edu_scene_container .scene_card:hover .card_bg:after{background:#00000026}
