@keyframes move{to{transform:translateZ(1px)rotate(360deg)}}.background{z-index:-1;background:#022227;width:100vw;height:100vh;position:absolute;top:0;left:0;overflow:hidden}.background span{backface-visibility:hidden;width:25vmin;height:25vmin;animation:move;animation-duration:16;border-radius:50vmin;animation-timing-function:linear;animation-iteration-count:infinite;position:absolute}.background span:first-child{color:#9cb18185;transform-origin:-30vw 40vh;animation-duration:30s;animation-delay:-226s;top:30%;left:30%;translate:10% -70%;box-shadow:-100vmin 0 300px}.background span:nth-child(2){color:#ffc5f15e;transform-origin:-30vw 40vh;animation-duration:40s;animation-delay:-162s;top:50%;left:30%;translate:200%;box-shadow:-100vmin 0 300px}