How to change the shading color of an input form?

I have a form that was built by someone else. It's an input form. When I get the filled out form its appearance is that every other line is shaded. How do I change that? I would like only certain lines to be shaded. How do I do that? thanks

You might want to play with our Advanced form designer, from there you might change the colors for each input or the whole form, please check in details these two user guides:

https://www.jotform.com/help/935-how-to-access-the-advanced-designer

https://www.jotform.com/help/300-form-designer-tutorial-lets-create-fantastic-forms