<div>
            <ion-nav-link router-direction="forward" component="page-three">
              <ion-button>Go to Page Three</ion-button>
            </ion-nav-link>
          </div>
        </ion-content>
      `;
        }
      }
      class PageThree extends HTMLElement {
        connectedCallback() {
          this.innerHTML = `
        <ion-header>
          <ion-toolbar>
            <ion-buttons slot="start">
              <ion-back-button></ion-back-button>
            </ion-buttons>
            <i