.loader {
    position: fixed;
    left: 0px;
    top: 0px;
    width: 100%;
    height: 100%;
    z-index: 9999;
    background: url('../images/svg/ef04b880-af69-406f-b4fc-bef9bfcaf69b.svg') 50% 50% no-repeat rgba(0, 0, 0, 0.5);
}