Learn Basic CSS by Building a Cafe Menu - Step 14

Tell us what’s happening:
Describe your issue in detail here
please i am confused here.

  **Your code so far**
<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="utf-8" />
  <title>Cafe Menu</title>
  <style>
    header{
      text-align:center;
    }
  </style>
</head>
<body>
  <header>
    <h1>CAMPER CAFE</h1>
    <p>Est. 2020</p>
    <h2>Coffee</h2>
  </header>
  
</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: Learn Basic CSS by Building a Cafe Menu - Step 14

Link to the challenge:

This step is asking you to select h1, h2 and p simultaneously in one single selector, following the syntax the tutorial shows as example:

selector1, selector2 {
  property: value;
}