Write a JavaScript function that generates a 5x5 grid of hexagonal cells with a consistent pattern of alternating fill colors and random gradient effects in CSS format, optimized for web development.
Golden Opulence Decor with Floral Ombre Patterns, Digital Painting, Soft Sidelight, 2:3 Aspect Ratio, Rich Gold and Blush Color Palette, Luxurious Mood, Ultra-High-Resolution
Ceramic Tiles with Flickering Incandescent Lighting, Hand-Painted Porcelain, Cozy Softbox Light, 2:3 Aspect Ratio, Warm Terracotta and Dusky Red Color Palette, Inviting Mood, Ultra-High-Resolution
Rustic Stone Wall with Celtic Knotwork Designs, Acrylic on Raw Canvas, Bright Moonlight, 4:5 Aspect Ratio, Deep Emerald and Charcoal Color Palette, Moody Atmosphere, Ultra-Resolution
Weathered Copper Pipe Textures with Geometric Aztec Patterns, Metal on Canvas, Overcast Skies, 16:9 Aspect Ratio, Earthy Brown Color Palette, Industrial Mood, High-Resolution
Vibrant Tapestries with Celestial Mille-Feuille Patterns, Hand-Knit Wool, Warm Natural Light, 1:1.5 Aspect Ratio, Vibrant Cobalt Blue and Sunny Yellow Color Palette, Joyful Mood, High-Resolution
Distressed Wooden Fence with Whimsical Botanical Motifs, Collage on Reclaimed Wood Panel, Warm Sunny Light, 2:3 Aspect Ratio, Vibrant Pink and Turquoise Color Palette, Playful Mood, Ultra-High-Resolution