Breaking down form of button at product page

[Modeer]

My add to cart button's form, location and shape break down on different screen format. How can i fix that?

I want a steady button.

SS:

    

URL: https://1d11f0-ua.myshopify.com/

PSWD: chayrt

[steve_michael2]

Hi @Modeer 
1. Go to Online Store -> Theme -> Edit code.
2. Open your theme.css / based.css file and paste the code in the bottom of the file.

button#ProductSubmitButton-template--23762883576124__main {
    right: -23vh;
}

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If you are happy with my help, you can help me buy a COFFEE

Thanks!

[Modeer]

unfortunately it's not working. Because it just slide to right like this:

 My desktop version is good to me. I just want justify for all screen formats. Is there any method for that?

[Modeer]

This more understandable image: