You do not need a Paypal account to complete your purchase. You can use VISA, Mastercard, Discover or AMEX card to pay. To do so, please click on "Continue to Paypal" on the check out. 

You will see the following screen (left). Please click on the "Pay with Debit or Credit Card" to continue. 

The next screen (right) you will see the fields where you can enter your credit card info.