Generate a visually striking and professional image for a sports betting website placeholder. Capture the essence of sports betting with dynamic visuals of odds boards, betting options, and engaged bettors. Ensure the image is unique and tailored for a website, conveying the excitement and anticipation of sports wagering in a sophisticated and engaging manner in the dominance of red, yellow, black and white, ultra-realistic, UHD --ar 16:9 --s 250  --style raw