.carregando
{
    height: 38px;
    left: 50%;
    margin: -19px 0px 0px -19px;
    position: absolute;
    top: 50%;
    width: 38px;
    z-index: 1000000;
}
    
.progresso
{
    background-color: #BDBDBD;
    height: 100%;
    filter: alpha(opacity=80);
    left: 0px;
    margin: 0px;
    opacity: 0.8;
    position: absolute;
    top: 0px;
    width: 100%;
    z-index: 1000000;
}