<!-- Any copyright is dedicated to the Public Domain. http://creativecommons.org/publicdomain/zero/1.0/ --> <!DOCTYPE html> <html lang="en"> <meta charset="utf-8"> <title>Make sure that repeated background images are painted even at extreme scroll positions</title> <style> html { background-image: url(green-8x20-blue-8x20-vertical.png); overflow: hidden; } </style>