.mv-aurora{position:fixed;inset:0;overflow:hidden;pointer-events:none;z-index:-1;background:#050816}
.mv-aurora span{position:absolute;width:420px;height:420px;border-radius:50%;filter:blur(100px);opacity:.45;animation:mvFloat 18s infinite alternate ease-in-out}
.mv-aurora span:nth-child(1){background:#466cff;left:5%;top:10%}
.mv-aurora span:nth-child(2){background:#a855f7;right:10%;top:20%;animation-delay:3s}
.mv-aurora span:nth-child(3){background:#22d3ee;left:35%;bottom:0;animation-delay:6s}
@keyframes mvFloat{from{transform:translate3d(0,0,0) scale(1)}to{transform:translate3d(80px,60px,0) scale(1.15)}}