Html Css Codepen Work ((link)) — Responsive Product Slider

Instead of manipulating calculations on every animation frame, the script simply monitors click triggers to programmatically shift the scrollLeft offset of the slider track. It also uses an IntersectionObserver or scroll event check to grey out navigation buttons when users hit the boundaries of the slider. javascript

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document.addEventListener('DOMContentLoaded', () => const track = document.querySelector('.slider-track'); const prevBtn = document.querySelector('.prev-btn'); const nextBtn = document.querySelector('.next-btn'); const cards = document.querySelectorAll('.product-card'); let currentIndex = 0; function getVisibleCardsCount() const width = window.innerWidth; if (width > 1024) return 4; if (width > 768) return 3; if (width > 480) return 2; return 1; function updateSliderPosition() const visibleCards = getVisibleCardsCount(); const maxIndex = cards.length - visibleCards; // Safety check bounds if (currentIndex > maxIndex) currentIndex = maxIndex; if (currentIndex < 0) currentIndex = 0; // Calculate exact shift percentage including the gap const cardWidth = cards[0].getBoundingClientRect().width; const gap = 20; // Matches CSS gap const totalShift = currentIndex * (cardWidth + gap); track.style.transform = `translateX(-$totalShiftpx)`; // Toggle button visibility at track extremes prevBtn.style.display = currentIndex === 0 ? 'none' : 'flex'; nextBtn.style.display = currentIndex === maxIndex ? 'none' : 'flex'; nextBtn.addEventListener('click', () => const visibleCards = getVisibleCardsCount(); const maxIndex = cards.length - visibleCards; if (currentIndex < maxIndex) currentIndex++; updateSliderPosition(); ); prevBtn.addEventListener('click', () => if (currentIndex > 0) currentIndex--; updateSliderPosition(); ); // Handle window resizing cleanly window.addEventListener('resize', () => // Small timeout optimizes performance during active resizing setTimeout(updateSliderPosition, 100); ); // Initial call to set state updateSliderPosition(); ); Use code with caution. 4. Optimization Tips for CodePen Portfolio Showcases responsive product slider html css codepen work

This guide provides a step-by-step tutorial for building a responsive, touch-friendly product slider using HTML, CSS, and minimal JavaScript. You can easily copy this code directly into your CodePen workspace. 1. The HTML Blueprint

.product-description font-size: 0.9rem; line-height: 1.45; color: #3c5a73; margin-bottom: 1rem; font-weight: 400; display: -webkit-box; -webkit-line-clamp: 3; line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; While those libraries are powerful

Full control over every style, transition, and breakpoint.

Many developers default to heavy third-party plugins like Slick or Swiper. While those libraries are powerful, writing your own product slider in clean HTML, CSS, and minimal JavaScript offers distinct advantages: Full control over every style

Use ARIA labels on navigation buttons so screen readers can interpret the slider.

Remember to test on actual mobile devices and use browser developer tools to emulate various screen sizes. CodePen makes this incredibly easy: just open the pen on your phone or use the responsive view toggle.