Learn Basic CSS by Building a Cafe Menu - Step 11

Tell us what’s happening:
Describe your issue in detail here.
i can’t add a h1 selector

Your code so far

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="utf-8" />
    <title>Cafe Menu</title>
    <style>
      h1 {
        
      }
    </style>
  </head>
  <body>
    <main>
      <h1 style text-align="center">CAMPER CAFE</h1>
      <p>Est. 2020</p>
      <section>
        <h2>Coffee</h2>
      </section>
    </main>
  </body>
</html>

Your browser information:

User Agent is: Mozilla/5.0 (X11; CrOS x86_64 14092.46.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.69 Safari/537.36

Challenge: Learn Basic CSS by Building a Cafe Menu - Step 11

Link to the challenge:

you seem to have added the h1 selector perfectly.
You are just missing the rest of code that was requested.