@keyframes moveLeftToRight{0%{transform:translateX(-300px);opacity:0}to{transform:translateX(0);opacity:1}}@keyframes moveRightToLeft{0%{transform:translateX(300px);opacity:0}to{transform:translateX(0);opacity:1}}.left-to-right{animation:moveLeftToRight 1s ease-in-out forwards}.right-to-left{animation:moveRightToLeft 1s ease-in-out forwards}