.parallax-container{position:fixed;z-index:-5;top:0;left:0;width:100%;height:100vh;overflow:hidden;pointer-events:none}.parallax-img{position:absolute;top:0;left:0;width:100%;height:130%;object-fit:cover;will-change:opacity,transform;mask-image:linear-gradient(180deg,#000 50%,transparent)}