#boss-loader-icon {
    width: 200px;
    height: 200px;
    background-image: url('/new/img/preloader.gif?1');
    background-repeat: no-repeat;
    margin: 10px auto;
}

#boss-loader-icon {
    display: none;
    position: fixed;
    left: 50%;
    top: 50%;
    margin-top: -100px;
    margin-left: -100px;
    z-index: 999999999999999;
}

#boss-loader-background {
    display: none;
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: #fff;
    opacity: 0.5;
    z-index: 2000;
}