valentine's day groovy poster or greeting card in 60s 70s cartoons style. rainbow lollipop

groovy heart valentines day cheerful lollipop candy sweet cartoon retro vintage old romantic hippie hippy psychedelic aesthetic 60s 70s 1970 1960 trendy background abstract love poster card print graphic holiday classic funny hand drawn dating greeting february design flat invitation comic clipart giving peace colorful flyer celebration wallpaper sugar rainbow valentine's cartoons style shape style