title: How can I display template who is saved in localstorage? (Angular Material)
body: <p>I have problem with displaying templates in Angular Material. I want to save to localstorage my template who I choose in menu, but my app display another template (dafault template) after refresh page. How can I save template to localstorage in this example?</p>
  <p>Source app:
  <a href="https://stackblitz.com/edit/angular-event-emitting-to-change-theme-localstorage?file=src/app/app.component.ts" rel="nofollow noreferrer">https://stackblitz.com/edit/angular-event-emitting-to-change-theme-localstorage?file=src/app/app.component.ts</a></p>
  <p>Do you know how resolve this thing? Thank you very much!</p>