.marquee-container{-webkit-mask-image:linear-gradient(to right,rgba(0,0,0,0) 0%,rgb(0,0,0) 12.5%,rgb(0,0,0) 87.5%,rgba(0,0,0,0) 100%);mask-image:linear-gradient(to right,#0000,#000 12.5% 87.5%,#0000)}.marquee-track{display:flex;animation:marquee 50s linear infinite;position:relative}@keyframes marquee{0%{transform:translate(0)}to{transform:translate(-100%)}}