A cozy 3D animation background of a modern living room centered around a comfortable sofa. The sofa has a soft, inviting design with rounded edges and a few colorful throw pillows for added warmth. A coffee table in front holds simple items like a small plant, a book, and a cup. The living room is bathed in gentle sunlight coming through a large window, casting a warm glow across the room. The background has smooth textures, with other elements like a soft rug and minimal decor, creating a welcoming and relaxed atmosphere perfect for a family-friendly animated scene.