convert css/xhtml design to wordpress theme

Hi, I need convert xhtml/css design to wordpress theme (last version 2.3.1) the design is writing in XHTML 1.0 Strict and CSS requeriments... 1. continue with XHTML 1.0 Strict if you need add code and show perfect with differents navigators. 2. clean and organize additional html and css or html and css not used. 3. fast work (2 days for finish), no newbie 4. I pay with paypal or credit card, 15% before and after finish the rest 5. you show to me portfolio in wordpress themes or other cms