#pageLoader {
    position: fixed;
    width: 100%;
    height: 100%;
    background-color: rgb(255 255 255 / 75%);
    z-index: 30000;
    margin: 0px;
    padding: 0px;
}

#pageLoader .loader {
    position: relative;
    top: calc(50% - 30px);
    left: calc(50% - 30px);
    width: 60px;
    height: 60px;
    background-image: url(../img/loaders/page_loader.gif);
    background-repeat: no-repeat;
    background-size: 60px 60px;
}