Playground
Zajímavá knihovna na voláni REST API https://github.com/angular/angularfire2/blob/master/docs/2-retrieving-data-as-objects.md
##Bootstrap 4 Bootstram JS support https://github.com/GoNode5/angular-cli/blob/9c264178d2c9a8dc3373648ccd84d5944ca589fc/docs/documentation/stories/include-bootstrap.md#adding-full-bootstrap-component-js-support
Placené bootstrap 4 thems
Navbar colors https://www.codeply.com/go/U9I2byZ3tS https://www.quackit.com/bootstrap/bootstrap_4/tutorial/bootstrap_navbars.cfm http://jsfiddle.net/zessx/drSbw/
Navbar hamburger color https://stackoverflow.com/questions/42586729/bootstrap-4-change-hamburger-toggler-color/42587673#42587673