Create and Skin a Formstack Form

I need to create and skin a form stack form to be working within an Iframe which is 980 Pixels wide. It must look really professional and fit in with our branding [login to view URL], It is to be displayed on the site [login to view URL] and should look at least as professional as : [login to view URL] FORM: CV Writing Service: INTRODUCTION - ROOM FOR ABOUT 100 WORDS AND THEN THESE BULLETS: Experienced CV Consultant with Oil and Gas Expertise Satisfaction Guarantee - We will work for free until you are 100% happy Unlimited Revisions - 1 months free revisions Full Consultation - 1-2 Hour Telephone, Skype or Face time consultation. Name: Email Address: Phone Number: Billing Address: Salary Drop down >30k, 30k - 60k and 60k+ (prices are conditional salary and are: >30k £99.99 30k - 60k £199.99 and 60k+ £299.99 Service Level Drop Down CV, CV and Cover Letter, CV, Cover Letter and Linked in (prices are +0, +£29.99 and +£49.99) FOR EXAMPLE : IF SOMEONE SELECTS SALARY >30k and CV AND COVER LETTER THE TOTAL WOULD BE 129.98 Total: Displayed (Order Now Button) - taking you to a payments page, we have paypal pro and I have started the API integration but im not amazing at this! This also needs to be set up one way or another until working :)