They must have changed the language on the website after you booked:

Rate Rules


Big Discount, Tiny Room - 119 SQFT, see Rate Rules

Additional Information
SMALL QUEEN ROOMS ARE 119 SQ FEET AND ARE GREAT FOR 1 OR 2
PEOPLE THAT WILL BE SPENDING MINIMAL TIME IN THEIR ROOM.
************************************************** ************
This discounted rate applies only to the Cozy Queen room type.
Elite member upgrades are not allowed when booking this rate.

Holding Your Reservation
We will need a credit card number to reserve your room.


Cancelling Your Reservation
You may cancel your reservation for no charge until July 18, 2015 (3 day[s] before arrival).
Please note that we will assess a fee of 149.03 USD if you must cancel after this deadline.
If you have made a prepayment, we will retain all or part of your prepayment. If not, we will charge your credit card.

This fee equals 1 night(s) of your room charge plus tax.


Modifying Your Reservation
Please note that a change in the length or dates of your reservation may result in a rate change.
Your current rate may be available if your modified reservation still includes:
A stay of 3 night(s) or less.