window.onload = function () { // Get all elements with loading="lazy" var lazyImages = document.querySelectorAll('img[loading="lazy"]'); console.log(lazyImages) // Loop through each image and apply the fade-in effect lazyImages.forEach(function (lazyImage) { lazyImage.classList.add('lazy-image'); var img = new Image(); img.src = lazyImage.src; img.onload = function () { lazyImage.style.opacity = 1; }; }); };