Using a light source the right way can add dimension and beauty to a website design. Strong light sources create a stark contrast between light areas and shadows in a design, making the elements look more realistic and dimensional and less flat. Some websites opt instead for a dim light source to create a soft glow around particular areas of the website, to attract the eye more subtly. Lighting can also create a mood for a website. Some websites use bright swirls of light to show energy, wh...