A bicylce brand style card back, black and white. the card back should have a unique design, with elements of fluidity and movement, flat with no shadow, no script, horizontal symmetry, while still maintaining a cohesive and symmetrical look and feel throughout the deck. the overall design should evoke a sense of nature and the outdoors, tranquility, the final product should be high-quality, vector artwork, suitable for printing on the backs of standard playing cards.