     </ion-list>
        </div>
      </ion-content>
    </ion-app>

    <script>
      const customAlertSelect = document.getElementById('customAlertSelect');
      const customAlertOptions = {
        header: 'Pizza Toppings',
        subHeader: 'Select your favorite topping',
        message: 'Choose only one',
        translucent: true,
      };
      customAlertSelect.interfaceOptions = customAlertOptions;

      const customPopoverSelect = document.getElementById('customPopoverSelect');
      const cu