This is supposed to be a responsive ad, but it doesnt seem to work.... https://affiliate-program.amazon.com/home/bannerlinks/detail?category=kindle#Responsive Directions: This link is served by us. You don't need to download the graphic. Just highlight and copy the HTML code below, then paste it into the code for your Web site. Responsive Banners show an optimal sized banner, depending on whether the ad request came from a desktop or a mobile device. Depending on the ad container size, we will serve an optimally sized ad, ranging from 320x50 to 728x90. More Details Sample Ad in size 728 x 90