body {
    margin: 2em;
}

/* containers */

address {
    background-color: #f3f3f3;
    border-radius: 0 0 .5em 0;
    border-top: solid 1px #888;
    color: #888;
    font-size: 85%;
    font-style: italic;
    padding: 3px;
    width: 50%;
}
address>a {
    color: #55f;
}

div#header {
    box-shadow: 5px 5px 6px navy;
    border-radius: .5em;
    color: navy;
    font-size: large;
    margin-bottom: 0;
    text-align: center;
    width: 50%;
}

div#header>h1 {
    margin: 0;
}

/* div#tabs {
    border-left: 1px solid black;
    border-top: 1px solid black;
    border-radius: .5em 0 0 0;
    margin-bottom: 0em;
    margin-top: 2em;
    padding: .5em;
} */

div#tabs {
    margin-top: 0;
}

div#content {
    border-left: 1px solid black;
    border-bottom: 1px solid black;
    border-radius: 0 0 0 .5em;
    margin-bottom: 2em;
    margin-top: 0em;
    padding: .5em;
    position: relative;
}
/* div.ctype {
    position: absolute;
} */

/* navigation */

div#tabs ul {
    display: table;
    list-style-type: none;
    margin: 0;
    padding: 0;
}

div#tabs ul>li {
    color: navy;
    float: left;
    font-size: larger;
    padding: 10px;
    background-color: white;
    border: 1px solid black;
    border-radius: .5em .5em 0 0;
    margin-bottom: 0em;
    margin-top: 1.5em;
    padding: .5em;
    text-shadow: 5px 5px 5px #aae;
}

div#tabs ul>li:hover {
/*    background-color: #aaf; */
/*    box-shadow: 0px -5px 5px #fa5; */
    text-shadow: 5px 5px 5px #33e;
}

div#tabs ul>li.selected {
    background-color: white;
    border-left: 1px solid black;
    border-top: 1px solid black;
    border-right: 1px solid black;
    border-bottom: none;
    border-radius: .5em .5em 0 0;
}

div#Etc_content {
    max-height: 287px;  /* from image element, + drop shadow */
    overflow: hidden;
    position: relative;
}

p#booklist {
    background-image: linear-gradient(to bottom, transparent, white);
    bottom: 0;
    left: 0;
    position: absolute;
    margin: 0;
    padding: 1em 0;
    /* width: 100%; */  /* set in javascript to avoid image */
}
      
/* elements */

div.imgcontainer {
    padding: 10px;
    float: right;
}

img.contentimg {
    box-shadow: 5px 5px 5px #55a;
}

.space {
    clear: right;
}