80s retro sci-fi palm trees on pink background. retro futuristic cube with palm trees. summer time. synthwave and retrowave style

1980 80s abstract backdrop background banner beach bright colorful cube cyberpunk design disco flyer funky future futuristic galaxy geometric hipster icon illustration island light miami mountain night palm party pink poster reality retro retrowave scifi sky style summer synth synthwave template tree trendy triangle tropic tropical vector vibrant vintage virtual