You need an HTML Editor even if you don’t think you can edit HTML.
I found a really simple and quick program online that is just as fast and simple as you need it to be.
It’s excellent for editing auto-responder scripts for font size, type, and other attributes such as color, change the text on your Submit button, and so on.
You can see the changes as you make them so you know exactly where you made you changes and if it looks good and works!
It’s called http://www.htmlinstant.com/
Simply create your HTML document document or snippet like you would in a word processor, and copy the code into your HTML or WordPress area.
Have fun, build your dreams!