.block-loaded:before {
    z-index: 1030;
    content: '';
    display: block;
    width: 100%;
    height: 100vh;
    background-color: rgba(255, 255, 255, 0.45);
    background-image: url(./images/Spinner-1.4s-200px.svg);
    background-repeat: no-repeat;
    background-position: 50%;
    position: fixed;
    top: 0;
    left: 0;
}