How can I get the Marquee Effect to work on my debutify theme's announcement bar?

Store Design
1

I am using the debutify theme, and I simply can’t get my announcement bar to slide. I don’t know how to code either, and I’ve tried coding the Marquee Effect myself but no luck. Can anyone help me?

2

Hii, @Veduden
Kindly share your store URL so,
I can solve it perfectly.
Thank You.

3

end-clothing.dk