CSS lesson 13. copy and paste the death of me?

Tell us what’s happening:
Describe your issue in detail here.

  **Your code so far**
<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="utf-8" />
  <title>Cafe Menu</title>
/* Here is mind numbing, I just copied and pasted the CSS you see below*/
  <style>
    h1 {
      text-align: center;
    }
  </style>
/* once I passed 12 I copied everything below and then just changed the 'h1' to 'p' and 'h2'*/
  <style>
    p {
      text-align:center;
    }
  </style>
/* here I was messing with spacing and nothing worked*/
      <style>
    h2 {
      text-align: center;
    }
  </style>
</head>
<body>
  <header>
    <h1>CAMPER CAFE</h1>
    <p>Est. 2020</p>
  </header>
  <main>
    <section>
      <h2>Coffee</h2>
    </section>
  </main>
</body>
</html>
  **Your browser information:**

User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.0.0 Safari/537.36

Challenge: Step 13

Link to the challenge:

You do not need to create a style tag for each selector, just one is enough and every selector goes in that.
Example:

<style>
  All your selectors goes here, even if there are a 100 
</style>

Hey! That makes more sense, thank you!