#loading {
    position: absolute;
    left: 50%;
    top: 50%;
    margin-top: -26px;
    margin-left: -25.5px;
}

#loading img {
    width: 52px;
    height: 51px;
}

#loader-bg {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0px;
    left: 0px;
    background: #FFFFFF;
    z-index: 10000;
}