connect-page.component.html

<app-element-term
  [token]="token"
  [index]="0"
  *ngIf="system =='linux'">
</app-element-term>
<app-element-guacamole
  [target]="target"
  [index]="0"
  *ngIf="system=='windows' && target">
</app-element-guacamole>