Prompt: The background wall of the modern living room is designed to be unique and eye-catching. The wall is adorned with decorative materials that mimic the texture of marble, exuding an atmosphere of nobility and luxury. Hanging on the wall is an abstract art painting, vibrant and full of energy, bringing vitality and dynamism to the entire space. The artwork showcases a juxtaposition of geometric shapes and lines, creating a sense of modernity and avant-garde. Soft LED light strips are embedded on both sides of the wall, illuminating the painting and creating a gentle play of light and shadow. This modern living room background wall becomes the focal point of the space, showcasing a taste for fashion and art.--v 5，--ar 9:16