.modal-spinner {
    display: none;
    width: 64px;
    height: 64px;
    position: fixed;
    top: 50%;
    left: 50%;
    margin-right: -32px;
    margin-top: -32px;
    background: url(../../../images/spinner_big.gif) no-repeat center center;
    -webkit-border-radius: 8px;
    -moz-border-radius: 8px;
    -o-border-radius: 8px;
    -ms-border-radius: 8px;
    border-radius: 8px
}