<ul class="heroes">
  <li *ngFor="let hero of heroes"
      [@shrinkOut]="'in'">
      <button class="inner" type="button" (click)="removeHero(hero.id)">
        <span class="badge">{{ hero.id }}</span>
        <span class="name">{{ hero.name }}</span>
      </button>
  </li>
</ul>
