.glyphicon-refresh-animate {
    -animation: spin .7s infinite linear;
    -ms-animation: spin .7s infinite linear;
    -webkit-animation: spinw .7s infinite linear;
    -moz-animation: spinm .7s infinite linear;
}

@keyframes spin {
    from { transform: scale(1) rotate(0deg);}
    to { transform: scale(1) rotate(360deg);}
}

@-webkit-keyframes spinw {
    from { -webkit-transform: rotate(0deg);}
    to { -webkit-transform: rotate(360deg);}
}

@-moz-keyframes spinm {
    from { -moz-transform: rotate(0deg);}
    to { -moz-transform: rotate(360deg);}
}

#overlay-loading-layer{
    opacity:0.7;
    filter:alpha(opacity=20);
    background-color:#000;
    width:100%;
    height:100%;
    z-index:1000;
    top:0;
    left:0;
    position:fixed;
}

#overlay-loading-spinner {
    position: fixed;
    top: 300px;
    left: 600px;
    font-size: 20px;
    color: #fff;
}