@keyframes slide{0%{transform:translateX(0)}25%{transform:translateX(-100%)}50%{transform:translateX(-200%)}75%{transform:translateX(-300%)}to{transform:translateX(-400%)}}.image-slider{display:flex;animation:slide 15s infinite}.image-slider>div{flex-shrink:0;width:100%;height:400px}.image-slider img{transition:opacity 1s ease-in-out;opacity:1}