Click the 'Account' icon in the navigation bar at the top of the page. It's in between the 'Search' and 'Cart' icons as shown in the image below. You will be redirected to the Login page.
Next click on the 'Create account' link underneath the 'Sign in' button as shown in the image below.
You will be redirected to the Create account page. Proceed to enter the requested information into the provided form, then click the 'Create' button.