<style>
  phone-warn {
    display: none;
  }
</style>

<phone-warn>
  <section>
    <aside>
      <h2>Not Ready For Phones</h2>
      <p>If you want to view this layout use a real computer, and don't complain if your real computer has some insane 16:9 aspect ratio gaming screen owned by only 1% of the world's population.  Use a normal monitor or just suck it up weirdo.</p>
    </aside>
  </section>
</phone-warn>
