Change the Font Size of an Element of my code

Tell us what’s happening:

Your code so far

.red-text {
 color: red;  
  }      
 h1 { 
 font-size: 16px; 
  }
</style>
<h2 class="red-text">CatPhotoApp</h2>
<p class="red-text">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>
<p>purr jump eat the grass rip the couch scratched sunbathe, shed everywhere rip the couch sleep in the sink fluffy fur catnip scratched.</p>

Your browser information:

Your Browser User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.62 Safari/537.36.

Link to the challenge:
https://www.freecodecamp.org/challenges/change-the-font-size-of-an-element

You should set the font size of p to 16px, not h1.