div.loader {
    width: 100px;
    height: 100px;
    position: relative;
    left: 48%;
    top: 42%;
    transform: translate(-50%, -50%);
    z-index: 99999;
}

div.fade {
    margin-top: 60px;
    width: 100%;
    height: 100%;
    background: #fff;
    position: fixed;
    z-index: 99;
    color: #fff;
    opacity: 0.5;
    top: 0;
}