BY CLICKING THE LITTLE YELLOW PAY BUTTON YOU'LL BE ABLE TO PAY BY CARD.
be sure your QUANTITY equals your TOTAL and
hit CONTINUE to get the CARD OPTION ;)
You'll need to have a screenshot of your recpt to send back to the person you are booking with so be sure you take one :)
(if you don't see the option to pay by card try using a different browser).
This link allows you to pay in increments of $5.00 so purchase an amount to equal your total.
FOR INSTANCE : TOTAL $20 purchase 4 to equal $20