CodePudding user response：
Assuming style.css is in your CSS folder and the image in your images folder, you need to change your url to ../images/services-bg.jpg.
CodePudding user response：
Possibly issue with the height being in pixels, but the width is a %. This could cause a scaling issue.
CodePudding user response：
Possibly the issue is with the direction of the image file, you can double-check the resource direction of the image and make sure the image is on the right path.