.grid-fc{
    display: grid;
    width: 90%;
    grid-template-areas:
    'texto img3d'
    'galeria galeria';
    margin: auto;
}

.item1{
    grid-area: texto;
    display: flex;
    align-items: center;
    justify-content: center;
}


.item2{
    grid-area: img3d;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 10px;
}

.item2 img{
    width: 75%;
    max-width: 290px;
    
}

.item3{
    grid-area: galeria;
}



@media screen and (max-width: 770px) {

    .grid-fc{
        width: 100%;
        grid-template-areas:
        'img3d'
        'texto'
        'galeria';
        margin: auto;
    }

    .item1{
        margin-top: 15px;
    }

    
    .item2 img{
        width: 40%;
    }


}

@media screen and (max-width: 770px) {

    
    .item2 img{
        width: 60%;
    }


}