.jumbotron {
    background-image: url("../img/vitrine.jpg");
    background-size: cover;
    background-position: center center;
}

.hall {
    padding:40px 0;
}


.hall-title {
    padding-top: 100px;
    font-size: 3rem;
}

.hall-portrait {
    background-color: #ccc;
    text-align: center;
    padding: 10px 20px;
    border-radius: 5px;
}
.hall-image {
    height: 300px;
}

.hall-button {
    padding: 5px 50px;
}

.media img {
    width: 64px;
    height: 64px;
}