{
        path: 'courses',
        component: CoursesComponent,
        children: [
            {
                path: '',
                component: CourseCardsComponent
            },
            {
              path: ':id',
              component: CoursesCategoryComponent
            },
            {
                path: '',
                outlet: 'sidemenu',
                component: SideMenuComponent
            }
        ]
    }