.tr {
    max-width: 70%;
    display:table;
    overflow: auto;
    text-align: center;
}

article {
    display: table-cell;
}

.title {
    font-size: large;
    padding: 10px;
}

.thumbnail {
    width: 250px;
    height: 250px;
}

.description {
    padding: 10px;
}