tropical pop art , playful pop art tropical backdrop with bright neon colors and whimsical sea creature

playful pop art tropical backdrop bright neon colors whimsical sea creature illustrations lively invitation design fun colorful cheerful vibrant exotic maritime creative joyful happy sunny bold modern beachy festive summer refreshing decorative artistic aquatic imaginative trendy oceanic marine upbeat vivid delightful joyous exciting eye catching unique cheery spirited ai generated