Good evening I think I wrote the exercise correctly, but for some reason it does not turn out to be correct for me. Please I would like your help Thank you

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

   **Your code so far**

<link href="https://fonts.googleapis.com/css?family=Lobster" rel="stylesheet" type="text/css">
<style>

#cat-photo-form {
  backgroud-color: green;
}
  
 .red-text {
   color: red;
 }

 h2 {
   font-family: Lobster, monospace;
 }

 p {
   font-size: 16px;
   font-family: monospace;
 }

 .thick-green-border {
   border-color: green;
   border-width: 10px;
   border-style: solid;
   border-radius: 50%;
 }

 .smaller-image {
   width: 100px;
 }

 .silver-background {
   background-color: silver;
 }
</style>

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

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

 <div class="silver-background">
   <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>
 </div>

 <form action="https://freecatphotoapp.com/submit-cat-photo" id="cat-photo-form">
   <label><input type="radio" name="indoor-outdoor" checked> Indoor</label>
   <label><input type="radio" name="indoor-outdoor"> Outdoor</label><br>
   <label><input type="checkbox" name="personality" checked> Loving</label>
   <label><input type="checkbox" name="personality"> Lazy</label>
   <label><input type="checkbox" name="personality"> Energetic</label><br>
   <input type="text" placeholder="cat photo URL" required>
   <button type="submit">Submit</button>
 </form>
</main>
   **Your browser information:**

User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/97.0.4692.71 Safari/537.36

Challenge: Use an id Attribute to Style an Element

Link to the challenge:

sorry,u spelled background wrong

Check your speling. :wink:

Thank you very much for the answer :slight_smile:

u are welcome pantelis