.colossal-backlit-sphere{background:#000;border-radius:50%;height:800px;position:relative;transform:translateY(100px);width:800px}.colossal-backlit-sphere:before{background:radial-gradient(circle at 50% 5%,hsla(0,0%,100%,.4) 0,hsla(0,0%,100%,.2) 40%,transparent 60%);border-radius:50%;content:"";filter:blur(60px);height:1000px;left:-100px;opacity:1;position:absolute;top:-100px;width:1000px;z-index:-1}.colossal-backlit-sphere:after{border-radius:50%;box-shadow:inset 0 35px 25px -10px #fff,inset 0 60px 80px -20px #ffffff80;content:"";height:800px;left:0;-webkit-mask-image:linear-gradient(180deg,#000 0,#000 45%,transparent 65%);mask-image:linear-gradient(180deg,#000 0,#000 45%,transparent 65%);position:absolute;top:0;width:800px;z-index:1}