@media only screen and (max-width: 768px) {
    .titulo_borde {
        border-left: 6px solid #5C157D;
        padding-top: 0px;
        padding-bottom: 0px;
    }
    .nombre_portal {
        font-size: 18px;
        padding-left: 20px;
    }
    .bienvenida {
        font-family: NotoSans-Bold;
        font-size: 20px;
        color: #c8c8c8;
        font-size: 15px;
        padding-left: 20px;
    }
    .fondo_subtitulo {
        padding-top:20px;
        padding-bottom:20px;
    }
}