Slider Bootstrap 5 Codepen Page

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.carousel-fade .carousel-item { transition: opacity 0.6s ease-in-out; } .carousel-fade .active.carousel-item-start, .carousel-fade .carousel-item-next.carousel-item-start { opacity: 0; } .carousel-fade .carousel-item-next, .carousel-fade .carousel-item-prev, .carousel-fade .carousel-item.active { opacity: 1; } Bootstrap 5 carousel includes touch support by default on mobile devices. However, if you need to ensure it works in all CodePen preview modes, verify that the viewport meta tag is present in the HTML panel: slider bootstrap 5 codepen

<div id="demoSlider" class="carousel slide carousel-fade" data-bs-ride="carousel"> To optimize the crossfade effect, you may need custom CSS to prevent the fade from showing both images simultaneously: End of Paper