.spotlight{

    position:absolute;

    width:800px;
    height:800px;

    border-radius:50%;

    background:rgba(0,217,255,.08);

    filter:blur(180px);

    z-index:-1;

}

.spotlight-left{

    top:-100px;
    left:-75px;

}

.spotlight-right{

    right:-150px;
    bottom:-150px;

}