Random Quote Machine can't pass the last test

Curriculum Help
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1

Hello everyone, I couldn’t figure out why my test won’t pass the last test: " The #quote-box wrapper element should be horizontally centered. Please run tests with browser’s zoom level at 100% and page maximized." It seems to be centered.
Here’s my codepen. Thank you!!!

https://codepen.io/Christeenio/pen/QWVVyjZ?editors=1010

3

You can use an auto margin

4

Thanks Randell! I’ve fixed it now.