Edit file File name : sticky-add-to-cart.js Content :(function () { // Triggers sticky add to cart on scroll. const astraStickyAddToCart = document.querySelector(".ast-sticky-add-to-cart"); if (astraStickyAddToCart) { const scrollOffset = document.querySelector('.product .single_add_to_cart_button').offsetTop; window.addEventListener("scroll", function () { if (window.scrollY >= scrollOffset) { astraStickyAddToCart.classList.add('is-active'); } else { astraStickyAddToCart.classList.remove('is-active'); } }) } // Smooth scrolls if select option button is active. const AstraSmoothScrollBtn = document.querySelector(".ast-sticky-add-to-cart-action-wrap .single_link_to_cart_button"); const element = document.querySelector(".single_add_to_cart_button"); if (AstraSmoothScrollBtn && element) { const headerOffset = 230; const elementPosition = document.querySelector('.single_add_to_cart_button').offsetTop; if (elementPosition) { const offsetPosition = elementPosition - headerOffset; if (offsetPosition) { AstraSmoothScrollBtn.addEventListener('click', function (e) { e.preventDefault(); window.scrollTo({ top: offsetPosition, behavior: "smooth" }); }); } } } })(); Save