Fixe Attendess border and add Button to add and delete

src/app/pages/agenda/new-event/new-event.page.ts

@@ -126,7 +126,7 @@ export class NewEventPage implements OnInit {
         adding: this.adding,
         taskParticipants: this.taskParticipants
       },
-      cssClass: 'attendee',
+      cssClass: 'attendee modal modal-desktop',
       backdropDismiss: false
     });