How to change the font color of a single Text Box field

I'm learning to use the jotform designer but I've run into a problem with changing the text color for a single field. I've tried adding css color: #ffffff but can't override the default color of the form. 

This form is a content submission form and I'm trying to replicate the layout of the email they are submitting to make it easier to understand what text areas are for what section. The last text field is the text the button will hold and I want to make the text white on the pink background color.

I have checked your form, and the last Text Box field already has a pink background and white text that is being entered.

This is how it looks upon loading the form:

This is how it looks when typing text inside this Text Box:

It seems that you have already managed to achieve what you were looking for. If you need any further assistance, please let us know, we will be happy to help.

You're right, I was only viewing the hinted text which displays as gray. I didn't think to test out the form with real text. 

Thank you for your help!

Glad to hear that this is now resolved. Let us know if you need any help. Thank you.