Tell us what’s happening:
Describe your issue in detail here.
Your code so far
<html>
<body>
<!-- User Editable Region -->
<CatPhotoApp>Hello World</CatPhotoApp>
<!-- User Editable Region -->
</body>
</html>
Your browser information:
User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.0.0 Safari/537.36 Edg/118.0.2088.46
Challenge: Learn HTML by Building a Cat Photo App - Step 1
Link to the challenge: