How can I check the order details and the voucher?

I ordered as a non-member.
No confirmation mail is coming. How can I check the order details and the voucher?

Thank you for your query.

Please call the Contact Center under +41 (0) 848 44 66 88 (CHF 0.08/min) for more information.

I wish you a nice day.

Kind regards, AferditaH