alert-dialog.component.html

<h2 mat-dialog-title>{{data.title}}</h2>
<mat-dialog-content class="mat-typography">
  <p>{{data.content}}</p>
</mat-dialog-content>
<mat-dialog-actions>
  <button mat-button mat-dialog-close>{{'close' | translate}}</button>
</mat-dialog-actions>