I don't understand what to do for this one :/

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

  **Your code so far**
<html>
<body>
  <h1>CatPhotoApp</h1>
  <main>
    <h2>Cat Photos</h2>
  <!--  TODO: Add link to cat photos -->
  <p>   Click here to view more cat photos.</p>
  </main>
</body>
</html>
  **Your browser information:**

User Agent is: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.1.1 Safari/605.1.15

Challenge: Step 6

Link to the challenge:

Do you know which three elements are the child elements of <main>? Do you know how to add spaces in front of those elements so they are spaced like the example? Sorry for the questions but I don’t know where you are stuck so I don’t know how to help you.