超高清科技六边形网格蓝色渐变背景

Ultra-high definition technology blue gradient background, from deep# 002b5b to bright #48cae4 vertical gradient, the picture is full of regular hexagonal grids, the grid lines emit cold light effects, add a small amount of delicate noise to enhance the texture, the overall presents metallic luster, suitable for high-end business PPT and technology theme posters, tough and professional style, -- v 5.2 --ar 16:9