Can I list products in a PO or PayPal payment tool in 2 or 3 columns?

I have a long list of products on a PO form.  Can I list them in 2 or 3 colums?

Yes, that is possible to do through Custom CSS. Please check this guide for further explanations:

How To Have Two Column Payment Form

We are ready to help you furthermore with this if necessary.

Thank you.  I was able to customize the css code to creat a 3 column form.  Now I need to get bettter educated on css coding :-)