Design a luxurious and elegant dining room with French Renaissance style. Begin with a rich color palette featuring deep burgundies, golds, and dark wood tones. Choose a grand, carved wooden dining table with intricate detailing and a polished finish, paired with high-back chairs upholstered in rich fabrics like velvet or brocade. Enhance the space with a grand chandelier featuring crystal accents or gilded details, providing a stunning focal point and soft, ambient lighting. Place a large, ornate mirror or an oil painting in an elaborate frame on one of the walls to add a touch of historical elegance. Adorn the walls with rich tapestry or patterned wallpaper, complemented by heavy, luxurious drapes in deep colors, tied back with decorative tassels. Use elegant wall sconces and candelabras to add additional lighting and a touch of opulence. Include a beautiful, vintage-inspired sideboard or buffet with intricate carvings and a polished finish, perfect for displaying fine china, crystal glassware, and decorative items like antique vases or classical sculptures. Add a richly patterned area rug in coordinating colors under the dining table to add warmth and tie the space together. Set the table with elegant tableware, including fine china, crystal glassware, and silver or gold flatware. Add luxurious accessories such as a richly patterned table runner, decorative napkin rings, and a centerpiece featuring fresh flowers or a decorative bowl filled with seasonal fruits.