body {background-color:#878ee9}
.bookshelf .thumb{
    display: inline-block;
    cursor: pointer;
    margin: 0px 0.5%;
    /*width: 15% !important;*/
    box-shadow:0px 1px 3px rgba(0,0,0,.3);
    max-width:500px;
    /*max-height:300px;*/
    background-color:#eee;
}
.bookshelf .thumb img{
    width:100%;
    display:inline-block;
    vertical-align:middle;
    -webkit-box-shadow: 5px -5px 15px 5px #aaaaaa;
    box-shadow: 5px -5px 15px 5px #aaaaaa;
}
.bookshelf .shelf-img{
    z-index:0;
    height: auto;
    max-width: 100%;
    vertical-align: top;
    margin-top:-6px;
}
.bookshelf .covers{
    max-width:100%;
    height:auto;
    z-index: 99;
    position: relative;
    text-align:center;
}
.bookshelf{
    text-align: center;
    padding:0px;
    margin:5% auto 0;
}
h1, h2, h3, h4, h5, h6 {text-align: center}