   <div class="grid-item">
            <h2>No Event</h2>
            <button id="no-event-trigger" class="trigger" onclick="openPopover('no-event-popover', null, 'true')">
              Trigger
            </button>
          </div>
        </div>
      </ion-content>
    </ion-app>

    <script>
      class PopoverComponent extends HTMLElement {
        constructor() {
          super();
        }

        connectedCallback() {
          this.innerHTML = `
            <ion-content class="ion-padding">
    