Having problems getting my headline centered need help

**Tell us what’s happening:**unable to center jQuery Playground

Your code so far

Your browser information:

Your Browser User Agent is: Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.75 Safari/537.36.

Link to the challenge:

This is my code thus far

<h3 class="text-primary" class="text-center">jQuery Playground</h3>

There can only be one class attribute. To add multiple classes, do it like this:

<h3 class="text-primary text-center">jQuery Playground</h3>

I figured it out thanks for your help

I need to add a div element below my h3 and nest my “row” class inside my container elemnt need help. this is my code.

  <h3 class="text-primary text-center">jQuery Playground</h3>