Use CSS Selectors to Style Elements 12

Tell us what’s happening:
Hi!I am a beginner.Could you help me step 12 ? I don’t understand how to do step 12.CatPhotoApp doesn’t change the color to blue.

Your code so far

 h2 {color: blue;}CatPhotoApp
<p>Kitty ipsum dolor sit amet, shed everywhere shed everywhere stretching attack your ankles chase the red dot, hairball run catnip eat the grass sniff.</p>

Your browser information:

Your Browser User Agent is: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/61.0.3163.100 Safari/537.36.

Link to the challenge:

CatPhotoApp should not be in the style section.