.footerback{
    height: 97px;
    background:linear-gradient(90deg, #ffe707,#f28f17, #e95518, #9fc41e, #51c2ef );
    opacity: 0.5;
}
.footerback .row {
    height: 97px;
}
.firma{
    color: white;
    font-size: 100%;
}
footer{
    margin-top: 34px;
}