Help me code its my first time

HTML-CSS
1

Tell us what’s happening:
i cant make the second test correct

Your code so far


<h1>Hello World</h1>
<H2>catphotoapp</h2>

Your browser information:

User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.122 Safari/537.36.

Challenge: Headline with the h2 Element

Link to the challenge:
https://www.freecodecamp.org/learn/responsive-web-design/basic-html-and-html5/headline-with-the-h2-element

2

H2 is not the same thing as h2.

3

and to add, “catphotoapp” is not the same as “CatPhotoApp”