Remove focus from the export-button after closing the dialog box

src/app/components/creator/_dialogs/comment-export/comment-export.component.ts

@@ -17,8 +17,7 @@ export class CommentExportComponent implements OnInit {
   roomId: string;
 
   constructor(public dialogRef: MatDialogRef<CommentCreatorPageComponent>,
-    private commentService: CommentService,
-  ) { }
+    private commentService: CommentService) { }
 
   ngOnInit() {
     this.currentButton = 'json';

src/app/components/creator/comment-creator-page/comment-creator-page.component.ts

@@ -26,7 +26,7 @@ export class CommentCreatorPageComponent implements OnInit {
     this.commentService.exportButtonClicked(false);
     if (this.dialog.openDialogs.length === 0) {
       this.dialog.open(CommentExportComponent, {
-        width: '400px', height: '300px'
+        width: '400px', height: '300px', restoreFocus: false
       });
     }
   }

src/app/components/shared/comment-list/comment-list.component.scss

@@ -26,7 +26,6 @@ input {
   margin-bottom: 10px;
 }
 
-
 .add-button {
   width: 44px!important;
   height: 44px!important;