Create a realistic and visually appealing cover for an online course module titled 'The Art of Delighting Customers: Customer Service Strategies.' The image should feature a professional and friendly customer service interaction, such as a representative warmly assisting a client in a modern, well-lit office environment. Include elements like a smiling client, a customer service representative, and subtle visual cues like a welcoming office or technology tools (computers, headsets) that highlight the role of communication and care. The color palette should be bright and welcoming, using soft blues, gold, and white to evoke trust, warmth, and professionalism. The style should be clean, modern, and polished, focusing on the human element of customer care. No text should be included. Add a little bit of art elements, like brush and canva --ar 16:9  --s 750