Hello, mady,
We have resolved your issue. Please clear your browser cache and revisit your site. Additionally, we have commented out the CSS code under XStore > Theme Options > Theme Custom CSS > Global CSS. https://postimg.cc/zyVGmLS8
We have created a video for you to view on your website for further reference. https://www.veed.io/view/b4b1dbb2-58fe-47f3-a2b3-484fc9350c24?sharingWidget=true&panel=share
You can customize the background color of your site under XStore > Theme Options > Styling/Colors and save your changes.
Please refer to the image provided at the following link for further reference: https://postimg.cc/Jtk00H9n
Best regards,
8Themes Team.