Create a Set of Radio Buttons response rejected

Tell us what’s happening:
i am not sure what i am doing wrong i even watched the video and my answer is the same. can not figure out if this is a glitch or i am doing something wrong. now after these input my buttons do work properly so idk how i could be wrong

Your code so far

  <p>Click here to view more <a href="#">cat photos</a>.</p>
  <a href="#"><img src="" alt="A cute orange cat lying on its back."></a>
  <p>Things cats love:</p>
    <li>cat nip</li>
    <li>laser pointers</li>
  <p>Top 3 things cats hate:</p>
    <li>flea treatment</li>
    <li>other cats</li>
  <form action="/submit-cat-photo">
    <input id="indoor" type="radio"name="indoor-outdoor">
    <label for="indoor">indoor</label>
    <input id="outdoor" type="radio"name="indoor-outdoor">
    <label for="outdoor">outdoor</label>

    <input type="text" placeholder="cat photo URL" required>
    <button type="submit"</button>

Your browser information:

User Agent is: Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/75.0.3770.142 Safari/537.36.

Link to the challenge:

From the challenge instructions (emphasis added):

Add a pair of radio buttons to your form, each nested in its own label element.

From the tests:

Each of your two radio button elements should be nested in its own label element.