Learn HTML by Building a Cat Photo App - Step 66

Tell us what’s happening:
I have already put the lang attribute inside the html element but I cant proceed to the next step, Idk where did I went wrong

   **Your code so far**
<html lang= "en" >
 <head>
   <title>CatPhotoApp</title>
 </head>
 <body>
   <h1>CatPhotoApp</h1>
   <main>
     <section>
       <h2>Cat Photos</h2>
       <!-- TODO: Add link to cat photos -->
       <p>Click here to view more <a target="_blank" href="https://freecatphotoapp.com">cat photos</a>.</p>
       <a href="https://freecatphotoapp.com"><img src="https://cdn.freecodecamp.org/curriculum/cat-photo-app/relaxing-cat.jpg" alt="A cute orange cat lying on its back."></a>
     </section>
     <section>
       <h2>Cat Lists</h2>
       <h3>Things cats love:</h3>
       <ul>
         <li>cat nip</li>
         <li>laser pointers</li>
         <li>lasagna</li>
       </ul>
       <figure>
         <img src="https://cdn.freecodecamp.org/curriculum/cat-photo-app/lasagna.jpg" alt="A slice of lasagna on a plate.">
         <figcaption>Cats <em>love</em> lasagna.</figcaption>  
       </figure>
       <h3>Top 3 things cats hate:</h3>
       <ol>
         <li>flea treatment</li>
         <li>thunder</li>
         <li>other cats</li>
       </ol>
       <figure>
         <img src="https://cdn.freecodecamp.org/curriculum/cat-photo-app/cats.jpg" alt="Five cats looking around a field.">
         <figcaption>Cats <strong>hate</strong> other cats.</figcaption>  
       </figure>
     </section>
     <section>
       <h2>Cat Form</h2>
       <form action="https://freecatphotoapp.com/submit-cat-photo">
         <fieldset>
           <legend>Is your cat an indoor or outdoor cat?</legend>
           <label><input id="indoor" type="radio" name="indoor-outdoor" value="indoor" checked> Indoor</label>
           <label><input id="outdoor" type="radio" name="indoor-outdoor" value="outdoor"> Outdoor</label>
         </fieldset>
         <fieldset>
           <legend>What's your cat's personality?</legend>
           <input id="loving" type="checkbox" name="personality" value="loving" checked> <label for="loving">Loving</label>
           <input id="lazy" type="checkbox" name="personality" value="lazy"> <label for="lazy">Lazy</label>
           <input id="energetic" type="checkbox" name="personality" value="energetic"> <label for="energetic">Energetic</label>
         </fieldset>
         <input type="text" name="catphotourl" placeholder="cat photo URL" required>
         <button type="submit">Submit</button>
       </form>
     </section>
   </main>
   <footer>
     <p>
       No Copyright - <a href="https://www.freecodecamp.org">freeCodeCamp.org</a>
     </p>
   </footer>
 </body>
</html>
   **Your browser information:**

User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.5112.102 Safari/537.36

Challenge: Learn HTML by Building a Cat Photo App - Step 66

Link to the challenge:

try to get rid of spaces

thank you, how is it any different?

Not sure, HTML is somewhat forgiving about this kind of stuff, but maybe it has something to do with how tests are designed