<?xml version="1.0" encoding="UTF-8"?> <!-- Any copyright is dedicated to the Public Domain. http://creativecommons.org/publicdomain/zero/1.0/ --> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <style> #container { width: 100px; height: 100px; background: lime; } </style> </head> <body> <div id="container"></div> </body> </html>
