.banner__titulo{
    color: #fdfdfd;
    font-size: 5.0625rem;
    position: absolute;
    left: 50%;
    text-shadow: 0 4px 4px rgba(0,0,0,0.75);
    top: 50%;
    text-align: center;
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    -o-transform: translate(-50%, -50%);
    width: 100%;
}

@media screen and (max-width: 780px) {
    .banner__titulo{
        font-size: 3rem;
    }
}

@media screen and (max-width: 320px) {
    .banner__titulo{
        font-size: 1.5rem;
    }
}