Change the Font Size of an Element little help here

Tell us what’s happening:
I do not know haw to change my browser and text zoom the 100% please help

Your code so far

  .red-text {
    color: red;

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

<p class="red-text" font-size: 16px;>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 scrached sunbathe, shed everywhere rip the couch sleep in the sink fluffy fur catnip scatched.</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/58.0.3029.110 Safari/537.36 Edge/16.16299```.

**Link to the challenge:**

If you’ve never changed your browser’s text zoom, then that’s not the problem.
Depending on your browser you’ll probably see something like this (Chrome) to indicate that you are zoomed.