For payments with Cryptocurrency just click on purchase when you are inside your preferred account description, choose a Cryptocurrency as the payment option and continue. 
Next, you have to enter the email to which you want the code automatically sent after the payment is completed. 
You can choose three options to send the money: QR-Code, wallet address, or pay in wallet.
Choose your preferred option. 
Every product on the website will be marked as successfully paid after one confirmation. 
After the payment is completed the code will be sent. 
You will receive the code after a few seconds/minutes. Please check your email inbox or spam folder.