I desperately need help. My understanding of CSS is non-existent. I have a store http://astore.amazon.com/texasheat-20 with Amazon.com. According to the information from Amazon.com "Write your own overriding CSS to customize your aStore." Their setup page is divided into two sections. On the right they show the existing CSS. On the left there is a box where you can add the new code. They have tabs for "Global", "Category...