How to make your own formats: It's very simple! Get the source codes you will need here
Step 1) Start out with your basic information, background color, line height, letter spacing, etc. Just all the extra stuff. The code should like this: <"div style="CODES">
Step 2) Add your border code right after your basic codes. You can use any border you like, dashed, solid, dotted, etc. You can switch back and forth between border styles, too.
Step 3) Continue adding borders, like so...
When it comes to the colors, I think it looks best to do a fade of one color, or mix two colors together. I use this color chart.