A stunning music festival vertical social media poster with a clean white background, at the center a large beautifully rendered 3D acoustic guitar shape filled with a flowing liquid gradient in {argument name="colors" default="electric pink magenta lime green and violet"}, the guitar form slightly abstracted and organic with a glossy smooth inflated aesthetic, surrounded by floating gradient music notes hearts and sparkle diamond symbols in matching fluorescent colors, bold large serif display typography at the top reading "{argument name="festival name" default="INFINITE LOVE MUSIC FESTIVAL"
