<div class="bubble-main">
  <span class="content" [innerHTML]="content | linefeedtohtml"></span>
  <span>
    {{ message.sendDate | date: 'short' }}
  </span>
</div>
<div *ngIf="detailButteonShow" class="btn-box">
  <button mat-button (click)="onClickDetailView()">Detail View</button>
</div>
