Dive into a vision of Christmas in a futuristic metropolis. Hovering vehicles adorned with neon trails zipping through the sky paint a vivid contrast to the towering skyscrapers, each illuminated with holographic festive decorations. The city is alive with people of diverse descent and gender, gliding effortlessly on floating sidewalks, their hands filled with gifts wrapped in mesmerizing luminous materials. At the heart of this bustling scene, a grand holographic Christmas tree takes center stage, rotating majestically and casting a spellbinding glow that encapsulates the fusion of tradition and futurism.