I could run it on my local machine and found no discrepancy with the sample/preview. However, the code could not pass the check. Could anyone help to review/comment? Many thanks.
Below is my code:
<html>
<body>
<h1>CatPhotoApp</h1>
<h2>Cat Photos</h2>
<p>See more <a target="_blank" href="https://www.freecatphotoapp.com/">cat photos</a> in our gallery.</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>
<h2>Cat Lists</h2>
<h3>Things cats love:</h3>
<ul>
<li>cat nip</li>
<li>laser pointers</li>
<li>lasagna</li> <br>
<img src="https://cdn.freecodecamp.org/curriculum/cat-photo-app/lasagna.jpg">
<figcaption>Cats <em>love</em> lasagna.</figcaption>
</ul>
<h3>Top 3 things cats hate:</h3>
<ol>
<li> flea treatment</li>
<li>thunder</li>
<li>other cats</li><br>
<img src="https://cdn.freecodecamp.org/curriculum/cat-photo-app/cats.jpg">
<figcaption>Cats <strong>hate</strong> other cats.</figcaption>
</ol>
<h2>Cat Form</h2>
<form action="#">
<fieldset>
<legend>Is your cat an indoor or outdoor cat?</legend>
<input type = "radio" name = "cat" value = "on" checked = "on"> Indoor
<input type = "radio" name = "cat" value = "on"> Outdoor
</fieldset>
<fieldset>
<legend>What's your cat's personality?</legend>
<input type = "checkbox" name = "Loving" value = "on" checked = "on"> Loving
<input type = "checkbox" name = "Lazy" value = "on"> Lazy
<input type = "checkbox" name = "Energetic" value = "on"> Energetic
</fieldset>
<input type = "text" name = "cat photos URL" placeholder ="cat photos URL"/>
<button type="submit"> Submit </button>
</form>
<p>No Copyright - <a href="https://www.freecodecamp.org/">freeCodeCamp.org</a></p>
</body>
</html>