the phone was placed on a table

a smartphone screen with a blue glowing design on a black background. the design is made up of a blue circle with a black outline, a blue square with a white line, and a blue circle with a black outline. the design is symmetrical and well-balanced. the blue color gives the design a futuristic and high-tech look. the design is surrounded by a black border, which adds to its sleek and modern appearance. the overall design is simple yet striking, making it perfect for any digital or electronic product.