Set design is the art of creating the physical environment where a performance, film, or television show takes place. It involves designing and building the backgrounds, props, and furniture that help tell the story and set the mood. A well-designed set can transport the audience to different times and places, making the experience more immersive and engaging. Set designers work closely with directors and other creative team members to ensure that the design aligns with the overall vision of the production. They consider factors like color, texture, and space to create a cohesive look. Ultimately, effective set design enhances the storytelling and helps bring the characters and their world to life.