@media (min-width: 230px) and (max-width: 576px) {
    .body-sign {
        display: inline-table;
        height: 100vh;
        margin: 0 auto;
        max-width: 500px;
        padding: 0 15px;
        width: 100%;
        position: absolute;
        top: 0;
        z-index: 2;
        left: 0% !important;
        margin-left: 0px !important;
    }
}