Elegant Postcard Design for Promotion

I am looking for a classic and simple postcard design that will serve a promotional purpose. The main goal of this postcard is to drive the recipient to visit a specific website. Print file as PDF, and the print data must be created in CMYK colors and include crop marks. Backpage completely free style and front page all the areas like attached file. Website is wunschkristall.com and its for the German market so pls German language only. The postcard should make people go to the website and buy our products. we have a 70% sale and its mothers day on may 11th in Germany.