#loading {
    font-family: sans-serif;
    color: grey;
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 0;
    left: 0;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100%;
}

.loader,
.loader:after {
    border-radius: 50%;
    width: 10em;
    height: 10em;
}
.loader {
    font-size: 5px;
    position: relative;
    text-indent: -9999em;
    border: 1.1em solid rgba(192, 192, 192, 0.2);
    border-left-color: #c0c0c0;
    -webkit-transform: translateZ(0);
    -ms-transform: translateZ(0);
    transform: translateZ(0);
    -webkit-animation: load8 1.1s infinite linear;
    animation: load8 1.1s infinite linear;
}
@-webkit-keyframes load8 {
    0% {
        -webkit-transform: rotate(0deg);
        transform: rotate(0deg);
    }
    100% {
        -webkit-transform: rotate(360deg);
        transform: rotate(360deg);
    }
}
@keyframes load8 {
    0% {
        -webkit-transform: rotate(0deg);
        transform: rotate(0deg);
    }
    100% {
        -webkit-transform: rotate(360deg);
        transform: rotate(360deg);
    }
}