.mask{height:25%;left:-25px;position:absolute;width:calc(100vw + 25px)}.darkHeightMask{background:linear-gradient(0deg,#000 0,rgba(0,0,0,.98) 25%,rgba(0,0,0,.7) 60%,rgba(0,0,0,.5) 75%,transparent)}.lightHeightMask{background:linear-gradient(0deg,#fff 0,#fffffff2 20%,#fff0)}