#mk-loading-gif {
    position: fixed;
    background: rgba(0,0,0,0.7);
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1005;
}
#mk-loading-gif .mk-loading-gif-icon{
    position: fixed;
    z-index: 1010;
    left: 50%;
    top: 50%;
    color: #fff;
}
#mk-loading-gif.hidden{
    display: none;
}