The design is a striking, black and white composition with a modern and minimalist aesthetic. It features a bold, central message in uppercase letters, "KEEP CALM AND AVADA KEDAVRA," which immediately catches the viewer's attention. The phrase is a play on the iconic "Keep Calm and Carry On" slogan, with the addition of the phrase "Avada Kedavra," which is a powerful killing curse in the Harry Potter series. This clever twist adds a layer of cultural reference and humor to the design. The text is set against a stark, unadorned background, enhancing its impact and ensuring that the message is the focal point. The use of all capital letters adds to the assertiveness of the statement. The overall design is both visually striking and thought-provoking, blending elements of pop culture with a classic motivational slogan.