body {
    background-image: url('https://uimm.lafabriquedelavenir.fr/wp-content/uploads/2018/08/Image-2.jpg');
}

.navbar {
    min-height: 4rem;
    background-color: rgba(255,255,255,0.8);
}
.navbar a {
    color: #000;
}
.logo {
    width: 36px;
}
.tableauPlaceholder {
    background-color: rgba(255,255,255,0.8);
}
.card {
    background-color: rgba(255,255,255,0.8);
}
.card-img-top {
    object-fit: cover;
    object-position: top;
}