.bookshelf .thumb {
    display: inline-block;
    /* display: table-cell; */
    width: 140px;
    cursor: pointer;
    margin: 0px 0.5%;
    /* width: 25% !important; */
    box-shadow: 0px 1px 3px rgba(0, 0, 0, .3);
    /* max-width: 100px; */
}

.bookshelf .thumb img {
    width: 100%;
    display: block;
    vertical-align: top;
    /* height: 200px; */
}

.bookshelf .shelf-img {
    z-index: 0;
    height: auto;
    max-width: 100%;
    vertical-align: top;
    margin-top: -12px;
}

.bookshelf .covers {
    width: 100%;
    height: auto;
    z-index: 0;
    position: relative;
    text-align: center;
}

.bookshelf {
    text-align: center;
    padding: 0px;
}