.cntCuerpo {
    width: 100%;
    height: auto;
    padding: 7vh 0 7vh 6vw;
    background-image: url("../img/fondo.jpg");
    background-size: cover;       
    background-repeat: no-repeat; 
    background-position: center;  
    background-attachment: fixed; 
    position: relative;
}


.cntLogo{
    position: static;
    width: 40vw;
    background-color: #000000CC;
    border-radius: var(--padding-pequeno);
    padding: 2vw;
    display: flex;
    justify-content: center;
    align-items: center;
}

.cntLogo img{
    width: 80%;
    height: auto;
    max-width: 20vw;
}

@media (max-width: 768px) {
    .cntCuerpo{
        padding: 40px 20px;
    }

    .cntLogo{
        width: 100%;
    }

    .cntLogo img {
        max-width: 400px;
    }
    
}