alert.component.html

<div class="mat-dialog-content-container">
    <h1 *ngIf="data.title !== ''" mat-dialog-title>{{data.title}}</h1>
    <div *ngIf="data.msg !== ''" mat-dialog-content>
        <div class="alert-message alert-message-info" [innerHTML]="data.msg"></div>
    </div>
    <span class="divider-modal"></span>
    <div mat-dialog-actions>
        <button class="actions" color="primary" mat-raised-button (click)="this.dialogRef.close();">{{lang.ok}}</button>
    </div>
</div>