.jumbotron {
    max-width: 1200px;
    margin: auto;
}

#content {
    display: block;
    overflow: hidden;
    padding: 20px;
}

#card {
    float: left;
    position: relative;
    border: 1px solid black;
    margin-right: 20px;
    padding: 25px;
    max-width: 200px;
}

#card .u-photo {
    width: 100%;
    height: auto;
    object-fit: contain;
}

#card .p-nickname {
    font-weight: bold;
}