Added CSS to default

I used their css files and attempted to simulate how their site looks.
Also Rearranged default.aspx error messages to be a different font and
be next to the messages they contain.

TODO:
Validate other fields to check if they aren't empty
Set <div class> on other pages
Email sending on form submit/isComputer switching
Added Master Page to Accounting

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Merge pull request #1 from albperez/master

4/7/2014 - Added CSS, edited Master Page, default to add css, changed Accounting to use master page