The St. Mark Hotel banquet hall design likely refers to the architectural and interior design of a banquet hall within the St. Mark Hotel. This design would focus on creating a visually appealing and functional space for hosting events such as weddings, conferences, and corporate functions. Key elements may include elegant decor, comfortable seating arrangements, advanced audio-visual equipment, and thematic lighting to enhance the ambiance. The design would also consider the layout, flow, and capacity to accommodate a variety of event sizes and types.