#icbu-buyer-pc-top-banner{display:block;position:relative;width:100%;height:40px;background-position:50%;background-repeat:no-repeat;background-size:1920px 40px;z-index:9999;cursor:pointer}.detail-symbol{width:1em;height:1em;font-size:26px}#the-new-header{margin-bottom:10px}#the-new-header.tnh-fixed .sub-menu-layout{display:flex;flex-direction:row;gap:40px;margin:0 auto;padding:0 40px;min-width:1240px;max-width:1600px}#the-new-header.tnh-fixed .sub-menu-layout .sub-menu-item{display:inline-block;position:relative;transition:color .3s;border-bottom:4px solid #fff;color:#222;font-size:14px;line-height:36px;-webkit-text-decoration:none;text-decoration:none}#the-new-header.tnh-fixed .sub-menu-layout .sub-menu-item:after,#the-new-header.tnh-fixed .sub-menu-layout .sub-menu-item:before{position:absolute;bottom:0;transition:width .3s,transform .3s;background:#222;width:0;height:3px;content:""}#the-new-header.tnh-fixed .sub-menu-layout .sub-menu-item:before{left:50%;transform:translate(-50%)}#the-new-header.tnh-fixed .sub-menu-layout .sub-menu-item:after{right:50%;transform:translate(50%)}#the-new-header.tnh-fixed .sub-menu-layout .sub-menu-item:hover{-webkit-text-decoration:none;text-decoration:none}#the-new-header.tnh-fixed .sub-menu-layout .sub-menu-item:hover:after{width:100%}#the-new-header.tnh-fixed .sub-menu-layout .sub-menu-item.active:after,#the-new-header.tnh-fixed .sub-menu-layout .sub-menu-item.active:before{width:100%}.icbu-buyer-pc-top-banner:empty{display:none}