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.
You need to inject some custom CSS codes into your form.
Please have a look at the following code:
When you use this code for your checkboxes, their size will be change. You need to change the 1,8 value in scale if you want to increase or decrease the size of the boxes.
Or you can also the below css code:
You can change the 1.9 value to increase or decrease the size of the checkboxes, too.
In addition, you need the field IDs of your checkboxes. Please have a look at the following guide: How-to-find-field-IDs-and-names
After that, you can inject your CSS codes for any of the form fields in your form.
This is my demo form: https://form.jotform.com/70291477868975
You can clone my demo form to your side if you need to look at the CSS codes: How-to-Clone-an-Existing-Form-from-a-URL
If you need any other details, please feel free to let us know.