<div class="alert" role="alert" [ngClass]="classes" *ngIf="!closed">
    <button *ngIf="closeable" type="button" class="close" (click)="onClose()">
        <span aria-hidden="true">&times;</span>
        <span class="sr-only">Close</span>
    </button>
    <ng-content></ng-content>
</div>
