Learn HTML by Building a Cat Photo App - Step 5

Tell us what’s happening:
Describe your issue in detail here.
I WAS TOLD THAT THE CLOSING MUST BE BELOW THE P ELEMENT. I DON"T UNDERSTAND IT

  **Your code so far**
<html>
<body>
  <h1>elementsname p1</>
<main>
<h1>elementsname p1</>
  <h2>Cat Photos</h2>
  <!-- TODO: Add link to cat photos -->
  <h6> p6</>
</body>
</html>
  **Your browser information:**

User Agent is: Mozilla/5.0 (Linux; Android 7.1.1; OPPO A79t) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.0.0 Mobile Safari/537.36

Challenge: Learn HTML by Building a Cat Photo App - Step 5

Link to the challenge:

The structure is like this:
< html >
< body >
< main >
< h1 > < /h1>
< p > < /p >
< /main>
< /body>
< /html >

For further reading have a look here: