.overlay{height:100vh;mix-blend-mode:screen;opacity:0;position:absolute;top:0;transition:opacity .3s ease-in-out;width:100vw}.left-light{background:radial-gradient(at left,#00f6 10%,#0003 70%);left:0}.right-light{background:radial-gradient(at right,#00f6 10%,#0003 70%);right:0}