If you are viewing this in IE6 then you are probably seeing a bit of 'modern art' something like a diagonal black Christmas tree.
If you are using any other browser then congratulations, you should be seeing a nice diagonal rainbow.
This demonstration makes use of transparent borders, which are handled correctly in every browser but IE.
5th September 2006
Works in Internet Explorer 7.
12th June 2007
Works in Internet Explorer 6! Thanks to a tip from Jeff Corley.
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