.nav-menu{position:fixed;top:66px;height:calc(100% - 66px);left:0;z-index:10;background-color:#fff}.nav-menu .arrow{position:absolute;width:18px;height:30px;background-color:#fff;font-size:16px;line-height:30px;top:100px;right:-18px;border-top-right-radius:6px;border-bottom-right-radius:6px;box-shadow:4px 1px 4px 0 rgba(0,21,41,.35);cursor:pointer;color:#999}.nav-menu .arrow:hover{background-color:#376493;color:#fff}.nav-menu .arrow .el-icon-arrow-left{transition:.3s}.nav-menu .arrow.rotate .el-icon-arrow-left{transform:rotate(180deg)}.el-menu-item-group__title{display:none}.el-submenu__icon-arrow{margin-top:-5px}.nav-menu .el-menu{border-right:none}.el-menu li:hover{color:#376493}.el-menu:not(.el-menu--collapse){width:200px;border:none}.el-menu i{width:24px;text-align:center;margin-right:7px}.el-menu span{margin-left:6px}.el-menu-item,.el-submenu__title{height:40px!important;line-height:40px!important;margin-bottom:12px}.el-menu--popup .el-menu-item:last-child{margin-bottom:0}.el-menu-item.is-active{border-right:4px solid #376493;background-color:#ebf0f4}.el-menu--popup{width:120px!important}