They ask me to put that input tag between the form tag

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

   **Your code so far**

<h2>CatPhotoApp</h2>
<main>
 <p>Click here to view more <a href="#">cat photos</a>.</p>

 <a href="#"><img src="https://cdn.freecodecamp.org/curriculum/cat-photo-app/relaxing-cat.jpg" alt="A cute orange cat lying on its back."></a>

 <p>Things cats love:</p>
 <ul>
   <li>cat nip</li>
   <li>laser pointers</li>
   <li>lasagna</li>
 </ul>
 <p>Top 3 things cats hate:</p>
 <ol>
   <li>flea treatment</li>
   <li>thunder</li>
   <li>other cats</li>
 </ol>
 <input type="text" placeholder="cat photo URL">
<form action="https://www.freecatphotoapp.com/submit-cat-photo">
 <input>
</form>
</main>
   **Your browser information:**

User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.110 Safari/537.36

Challenge: Create a Form Element

Link to the challenge:

Look closely at your code. Directions say
“ The existing input element should be nested within a form element.”

So you shouldnt be creating a new input

You have two input elements. You need to delete the one that is not nested in your form. Making sure the input in the form still has the original type and placeholder