#ajax-box {
        min-height: 150px;
        min-width: 150px;
        max-width: 300px;
        background: var(--color-cinza-40);
        text-align: center;
        position: fixed;
        margin-left: -75px;
        margin-top: -75px;
        left: 50%;
        top: 50%;
        z-index: 51;
        display: none;
        box-shadow: 0 0 0.7em black;
}

#ajax-screen {
        background: #666 url(ui-lightness/images/ui-bg_diagonals-thick_20_666666_40x40.png) 50% 50% repeat;
        opacity: .30;
        position: absolute;
        left: 0;
        top: 0;
        z-index: 50;
}