message: make the svelte announcer sr-only.
diff: import CookieConsent from "../components/banners/cookie-consent.svelte";
  </script>
  +<style>
  + :global(#svelte-announcer) {
  + @apply sr-only;
  + }
  +</style>
  +
  <!-- <AnnouncementBanner /> -->
  <LayoutRoot>
  <Nav />
  