‹h2›LOGIN‹/h2›
‹p›{{message}}‹/p›
‹p›
  ‹button (click)="login()"  *ngIf="!authService.isLoggedIn"›Login‹/button›
  ‹button (click)="logout()" *ngIf="authService.isLoggedIn"›Logout‹/button›
‹/p›