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.
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It appears that the fields are being styled with a custom CSS to achieve the layout of original form.
It means that we will need to use the CSS to style the fields on imported forms. Alternatively, you might try removing Injected Custom CSS to edit the sizes via the form builder.
Which fields do you need to resize?