#oferta a {
    text-decoration: underline;
}
#oferta {
    flex-grow: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

#oferta main {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

#oferta main h1 {
    text-align: center;
    padding: 20px;
}

#oferta main iframe {
    width: 53vw;
    padding: 20px;
}

#oferta main .box-text {
    width: 50vw;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 10px;
    margin-bottom: 20px;
    background-color: rgba(255, 255, 255, 0.275);
    box-shadow: 0 0 5px 10px rgba(255, 255, 255, 0.275);
}

@media screen and (max-width: 800px) {
    #oferta main h1 {
        font-size: 24px;
    }

    #oferta main iframe {
        display: none;
    }

    #oferta main .box-text {
        text-align: center;
        width: 100vw;
    }
}