document.addEventListener('DOMContentLoaded', function() { // Target the UL elements with their unique classes const topRow = document.querySelector('.logos-top-row'); const bottomRow = document.querySelector('.logos-bottm-row'); // Function to set up scrolling for a specific row with custom duration function setupScroll(list, duration) { // Make sure the list has the right CSS list.style.display = 'flex'; list.style.width = 'fit-content'; // Get the first half of items (your original logos) const items = Array.from(list.children).slice(0, list.children.length / 2); // Calculate the width of the first half (original set of logos) const firstHalfWidth = items.reduce((width, item) => { return width + item.offsetWidth; }, 0); // Set the scroll function function scroll() { // Reset position instantly list.style.transition = 'none'; list.style.transform = 'translateX(0)'; // Force reflow void list.offsetWidth; // Start smooth scrolling animation with custom duration list.style.transition = `transform ${duration}s cubic-bezier(0.4, 0.0, 0.2, 1)`; list.style.transform = `translateX(-${firstHalfWidth}px)`; } // Initial scroll scroll(); // Set up infinite scrolling with specific event list.addEventListener('transitionend', function(event) { // Only trigger scroll reset if it's the transform transition that ended if (event.propertyName === 'transform') { scroll(); } }); } // Reduce speed for mobile const speedMultiplier = window.innerWidth