@media only screen
    and (max-width: 575px) {
        .login_page {
            ._reg_box {
                padding: 1em 0;
            }
            ._reg_box .row {
                flex-flow: column-reverse;
                .col-12:first-child {
                    padding-top: 2em;
                }
            }
        }
        .register_page {
            ._reg_box {
                padding: 1em 0;
            }
        }
    }