function revealElements(selector) { var elements = document.querySelectorAll(selector); var windowHeight = window.innerHeight; var elementVisible = 150; elements.forEach(function(element) { var elementTop = element.getBoundingClientRect().top; if (elementTop < windowHeight - elementVisible) { element.classList.add("active"); } else { element.classList.remove("active"); } }); } window.addEventListener("scroll", function() { revealElements(".muncul, .muncul-kiri, .muncul-kanan, .zoom"); }); .muncul { position: relative; transform: translateY(6rem) scale(0.93); opacity: 0; transition: opacity 0.5s ease, transform 1s ease; /* Durasi muncul tanpa delay */ } .muncul.active { transform: translateY(0); opacity: 1; } .muncul-kiri { position: relative; transform: translateX(-100%) scale(0.93); opacity: 0; transition: opacity 0.5s ease, transform 1s ease; /* Durasi muncul tanpa delay */ } .muncul-kiri.active { transform: translateX(0); opacity: 1; } .muncul-kanan { position: relative; transform: translateX(100%) scale(0.93); opacity: 0; transition: opacity 0.5s ease, transform 1s ease; /* Durasi muncul tanpa delay */ } .muncul-kanan.active { transform: translateX(0); opacity: 1; } .zoom { position: relative; transform: scale(0.5); opacity: 0; transition: opacity 0.5s ease, transform 1.5s ease; /* Durasi muncul tanpa delay */ } .zoom.active { transform: scale(1); opacity: 1; }