You're really improving at CSS. But like the other comments, it does look plain. I'd suggest not making it 100% across the screen and substitute the brown with a light grey colour. Regardless of that, I think this is awesome for a first layout.
Wow, Mark. This is awesome I love the idea of having a social network in an image to be used as a forum signature etc. Keep up the great work, and like Kryptos said, Backgrounds would be awesome ;D
<?php
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$database = "database";
mysql_select_db($database, $connection) or die ("<p class='error'>Sorry, we were unable to connect to the...