Change the font size of an element 2

Tell us what’s happening:

.red-text { color: red; font-size: 16px; }

CatPhotoApp

Kitty ipsum dolor sit amet, shed everywhere shed everywhere stretching attack your ankles chase the red dot, hairball run catnip eat the grass sniff.

kitty ipsum dolor sit amet:Purr jump eat the grass rip the couch scratched sunbathe, shed everywhere rip the couch sleep in the sink fluffy fur catnip scratched.

Your code so far

<style>
  h2 {
    color: red;
  }
</style>

<h2 class="red-text">CatPhotoApp</h2>

<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 (Linux; Android 5.0; RCT6303W87DK Build/LRX21M) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.84 Safari/537.36.

Link to the challenge:
https://www.freecodecamp.org/challenges/use-a-css-class-to-style-an-element
not able toh set font size

done with that part before but theres still error

.red-text { color: red; } h2 { font-family: Lobster, Monospace; }

p {
font-size: 16px;
font-family: Monospace;
}

CatPhotoApp

A cute orange cat lying on its back.

Kitty ipsum dolor sit amet, shed everywhere shed everywhere stretching attack your ankles chase the red dot, hairball run catnip eat the grass sniff.

Purr jump eat the grass rip the couch scratched sunbathe, shed everywhere rip the couch sleep in the sink fluffy fur catnip scratched.

not abble to change the image size to 100px