#loader-bg {
    height: 100%;
    position:absolute;
    top:0px;
    left:0px;
    width:100%;
    background-color: #000;
    opacity: 0.7;
    z-index: 11111;
}

.loader {
    position: fixed;
    top: 50%;
    left: 50%;
    -webkit-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    z-index: 11112;
    height: 10px;
    aspect-ratio: 5;
    -webkit-mask: linear-gradient(90deg,#0000 ,#000 20% 80%,#0000);
    background: radial-gradient(closest-side at 37.5% 50%,#22ff00 94%,#0000) 0/calc(80%/3) 100%;
    animation: l48 .75s infinite linear;
}
@keyframes l48 {
    100% {background-position: 36.36%}
}