Change font of form fields

Hi i want to change the size of the input fields name, email, phone number they don't look great and also they are too small hope you can help. Thank you

You may edit your font-size in your advanced form designer.

https://www.jotform.com/form-designer/

In your advanced form designer, go to Design>Font option and edit your font-size and font.

Please give it a try and let us know if this fits your requirements.