.dh-aimenu{position:fixed;width:var(--el-aside-width);flex:0 0 var(--el-aside-width);height:calc(100vh - var(--dh-header-nav-height));margin-top:var(--dh-header-nav-height);border-right:1px solid var(--dh-border-color);background-color:var(--dh-left-menu-bg);font-size:1rem;transition:width .3s ease;overflow-x:hidden}.dh-aimenu .el-badge__content{--el-badge-font-size:10px !important;font-size:10px !important}.dh-aimenu .menu-container{height:100%;width:var(--el-aside-width);display:flex;white-space:nowrap !important;--navbox-width:80px;--submenu-margin-left:84px;font-size:14px !important;background:var(--dh-body-bg)}.dh-aimenu .menu-container .nav-aside{width:var(--navbox-width);flex:0 0 var(--navbox-width);position:relative;background-color:var(--dh-pannel-bgp)}.dh-aimenu .menu-container .nav-aside .navbox{max-height:calc(100vh - var(--dh-header-nav-height));transition:all .2s ease}.dh-aimenu .menu-container .nav-aside .navbox .item{height:65px;display:flex;flex-direction:column;align-items:center;justify-content:center;cursor:pointer;border-radius:8px;position:relative;z-index:2;margin:4px}.dh-aimenu .menu-container .nav-aside .navbox .item .iconfont{font-size:20px}.dh-aimenu .menu-container .nav-aside .navbox .item .name{text-align:center;font-weight:400}.dh-aimenu .menu-container .nav-aside .navbox .item:hover{background-color:var(--el-menu-hover-bg-color)}.dh-aimenu .menu-container .nav-aside .navbox .item.active{color:var(--el-menu-active-color);background-color:var(--el-menu-hover-bg-color)}.dh-aimenu .menu-container .nav-aside .navbox .item.active .name{font-weight:600}.dh-aimenu .menu-container .nav-aside .navbox .item-nosubitem{display:flex;flex-direction:row;justify-content:flex-start;height:35px;align-items:center;border-radius:6px;cursor:pointer;white-space:nowrap;transition:all .2s ease;padding-left:5px}.dh-aimenu .menu-container .nav-aside .navbox .item-nosubitem.active{background-color:var(--el-menu-hover-bg-color);font-weight:600}.dh-aimenu .menu-container .nav-aside .navbox .item-nosubitem.active a{color:var(--el-menu-active-color)}.dh-aimenu .menu-container .nav-aside .navbox .menu-divider{margin:5px 0 !important}.dh-aimenu .menu-container .submenu-container{flex-grow:1;position:relative;padding-left:.5rem;padding-right:.5rem}.dh-aimenu .menu-container .submenu-container .submenu{height:calc(100vh - var(--dh-header-nav-height) - 20px);width:calc(var(--el-aside-width) - var(--submenu-margin-left) - .5rem);position:absolute;top:50%;left:6px;transform:translateY(-50%);background-color:var(--dh-pannel-bgp);border-radius:20px;box-shadow:4px 0 6px #000e2b05;padding-left:10px;padding-top:20px}.dh-aimenu .menu-container .submenu-container .submenu .scroll{max-height:calc(100vh - var(--dh-header-nav-height) - 10px);padding-right:5px}.dh-aimenu .menu-container .submenu-container .submenu .item{padding:.4rem .6rem;border-radius:6px;cursor:pointer;white-space:nowrap;margin-bottom:5px;transition:all .2s ease}.dh-aimenu .menu-container .submenu-container .submenu .item:hover{background-color:var(--dh-text-8)}.dh-aimenu .menu-container .submenu-container .submenu .item.active{background-color:var(--el-menu-hover-bg-color);font-weight:600}.dh-aimenu .menu-container .submenu-container .submenu .item.active a{color:var(--el-menu-active-color)}.dh-aimenu .menu-container .collapsed{position:absolute;bottom:10px;right:0}.dh-aimenu .menu-container .video-course a{color:#6161f2}