.hero{
    background-image: url('assets/port\ cro1.jpg');
    background-size: cover;
    background-position: center;
    min-width: 80vh;
}
.img-fixed{
    height: 300px;
    object-fit: cover;
}
.img-activities{
    height: 180px;
    object-fit: cover;
    object-fit: 100%;
}