invisible sign up form

Hello,
I generated a HTML code from getresponse for my sign up form and pasted it on my blogs sidebar just above the archives.Unfortunately the form is not CLEARLY visible on my hope page.How can i increase the font size and change its color to make the wording on the form visible.When you also look at my posts they may not be clearly legible due to the faint black color.how can i improve this?You can check out what am describing at:
http://bloggingmillionare.com

Your assistance is highly appreciated.
Morris

 

Use css to change the color and font size.
color:#000;
font-size:1.2em;
Also you can change the background color.This will make the text fields visible.

 

Thank you for your reply.How do i go about effecting this changes?Am a newbie,please help.

 

How Can i add images to my sign up form?

 

I don't know what you mean, to add a image as background ? Or to replace a button with a image ?
You can use w3schools.com to learn html/css.This will help you a lot.