： Lighting is extremely important in interior design, and it has the power to totally transform a space. Good lighting can make a room look bigger, brighter and more inviting. There are several types of lighting that can be used to achieve different levels and areas of illumination. Ambient lighting is the main source of light in a room and it usually comes from the overhead lights and windows in a room. This type of lighting can be used to create a sense of atmosphere in a space. It can also be used to make a room appear larger than it is. Task lighting is used for performing specific activities such as reading or cooking. This type of lighting is usually provided by lamps or wall sconces. Accent lighting is used to highlight design features that would otherwise be lost in shadow. It is an effective way to show off artwork or draw attention to architectural elements. Accent lighting is usually provided by recessed lights, spotlights, or chandeliers. Lastly, decorative lighting adds atmosphere to a room. It can set the mood and be used to create a particular ambiance. Decorative lighting comes in many forms including pendants, lanterns, and chandeliers. No matter what type of lighting is used, it should be designed to complement the overall look and feel of the space. With the help of good lighting, any room can be brought to life.