#Background {
    position: fixed;
    top: 0px;
    bottom: 0px;
    left: 0px;
    right: 0px;
    background-color: Gray;
    filter: alpha(opacity=40);
    opacity: 0.4;
    z-index: 1006;
}

#Progress {
    position: fixed;
    top: 30%;
    left: 48%;
    z-index: 1006;
}

/*Loading page*/
.jm-loadingpage {
    position: fixed;
    left: 0px;
    top: 0px;
    width: 100%;
    height: 100%;
    z-index: 999999999;
    background: url(../Imagenes/Loadig_3.gif) center no-repeat #fff;
}
/*Loading page*/

#loading-screen {
    background-color: rgba(25,25,25,0.7);
    height: 100%;
    width: 100%;
    position: fixed;
    z-index: 9999;
    margin-top: 0;
    top: 0;
    text-align: center;
}

    #loading-screen img {
        width: 100px;
        height: 100px;
        position: relative;
        margin-top: -50px;
        margin-left: -50px;
        top: 50%;
    }