Believe it or not, the image above was made using only HTML & CSS by developer Diana Smith. It's coded by hand and built for Chrome — you can check it out here. The source code and accompanying CSS is not as extensive as you might think.
As Andy Baio notes, Smith's creations render less well in other browsers. Who knew Internet Explorer 8 for Windows 7 was a Cubist master?
You can view several other of Smith's creations here, here, and here.
See also Tatsuo Horiuchi, the Excel Spreadsheet Artist. (via waxy)
