예제 출처: https://webclub.tistory.com/550?category=501047 스크롤시 백그라운드 이미지 페이드 처리 New York Stories Scroll ▼ In my younger and more vulnerable years my father gave me some advice that I've been turning over in my mind ever since. "Whenever you feel like criticizing anyone," he told me, "just remember that all the people in this world haven't had the advantages that you've had." He didn't say any more ..