What is JotForm?
JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
At JotForm, we want to make sure that you’re getting the online form builder help that you need. Our friendly customer support team is available 24/7.
We believe that if one user has a question, there could be more users who may have the same question. This is why many of our support forum threads are public and available to be searched and viewed. If you’d like help immediately, feel free to search for a similar question, or submit your question or concern.
Yes, you may increase the form's width by opening the designer, going to the styles tab and setting the desired with there:
You could also customize this with using the form's CSS class:
You may change the properties values as you want, this guide will help you to inject the code to your form: How-to-Inject-Custom-CSS-Codes
I would like to share you a guide that will help you to change the fields position so you display them as you need: Form-Field-Positioning
Hope this helps.