body{
    text-align: center;
    margin-top: 0px;
    background-image: url("http://www.digef.edu.gt/biblioteca/css/imagenes/fondo.gif");
}
#banner{
    background-image: url("http://www.digef.edu.gt/biblioteca/imagenes/banner.JPG");
    height: 80px;
    width:1020px;
    margin-left: auto;
    margin-bottom: 0;
    margin-top: 0;
    margin-right: auto;
}
.separador{
    background-image: url("http://www.digef.edu.gt/biblioteca/css/imagenes/separador.gif");
    height: 10px;
    width:1020px;
    margin-left: auto;
    margin-bottom: 0;
    margin-top: 0;
    margin-right: auto;
}

#seg_seccion{
    margin-left: auto;
    margin-bottom: 0;
    margin-top: 0;
    margin-right: auto;
    width: 1020px;
    height: 310px;
}

#bienvenida{
    background-image: url("http://www.digef.edu.gt/biblioteca/css/imagenes/bienvenida.gif");
    float: left;
    height: 100%;
    width: 340px;
    margin-left: auto;
    margin-bottom: 0;
    margin-top: 0;
    margin-right: auto;
}

#promocion{
    background-image: url("http://www.digef.edu.gt/biblioteca/css/imagenes/libro.gif");
    display: block;
    height: 100%;
    float:left;
    width: 680px;
}

.contenedor{
    background-image: url("http://www.digef.edu.gt/biblioteca/css/imagenes/fondo1.gif");
    height: 340px;
    width: 1020px;
    margin-left: auto;
    margin-bottom: 0;
    margin-top: 0;
    margin-right: auto;
}

#listado{
    background-image: url("http://www.digef.edu.gt/biblioteca/css/imagenes/fondo1.gif");
    height: 20px;
    width: 1020px;
    margin-left: auto;
    margin-bottom: 0;
    margin-top: 0;
    margin-right: auto;
    color: #fff;
}
#listado a{
    text-decoration: none;
    color: #fff;
}

#footer{
    background-image: url("http://www.digef.edu.gt/biblioteca/css/imagenes/footer.gif");
    height: 70px;
    width: 1020px;
    margin-left: auto;
    margin-bottom: 0;
    margin-top: 0;
    margin-right: auto;
    color: #fff;
}

#footer a{
    color: #fff;
    font-weight: bolder;
    font-family: helvetica,verdana,sans-serif,serif;
    text-decoration: none;
    padding-left: 8px;
}

#footer a:hover{
    color: #b1fc03;
}

#mostrador{
    z-index: 20;
    background: transparent;
    position:absolute;
    margin-left:0px;
    margin-top:-30px;
    width:1%;
    height:1%;
    display: none;
}

.imagen{
    height: 300px;
    width: 260px;
    text-align: center;
    float:left;
    margin-left: auto;
    margin-bottom: 0;
    margin-top: 0;
    margin-right: auto;
}

.libro_desc{
    float:left;
    height: 300px;
    width: 380px;
    margin-left: auto;
    margin-bottom: 0;
    margin-top: 0;
    margin-right: auto;
    text-align: left;
    color: #ffffff;
    font-family: Arial;
    font-size: 12px;
}

.titulo{
    font-family: Arial;
    font-size: 19px;
    font-style: normal;
    font-weight: 700;
}

.libro{
    float: left;
    font-family: "Times New Roman";
    height: 154px;
    width: 340px;
}

.mini_img{
    height: 154px;
    width: 130px;
    float: left;
}

.descripcion{
    display: block;
    float: left;
    font-family: "Arial";
    height: 142px;
    width: 200px;
    text-align: left;
    color: #fff;
    font-size: 12px;
}

.op_cerrar{
    color: #fff;
    font-size: medium;
    text-align: center;
    cursor: pointer;
    font-family: Verdana,Helvetica,Arial;
    width:100px;
    float: right;
}

.ordenador{
    margin-left: auto;
    margin-bottom: 0;
    margin-top: 100px;
    margin-right: auto;
    width: 900px;
    height: 480px;
    z-index: 31;
    border-color: #fff;
    border-style: solid;
    border-width: 4px;
}

.capa_transparente{
    background-color: #000;
    z-index:15;
    width: 100%;
    height:850px;
    position: absolute;
    display: block;
    opacity:0.8;
    filter:alpha(opacity=80);
    display:none;
}

.leyenda {
    color: #fff;
    font-family: arial;
    font-size: 14px;
    text-align: center;
    width: 400px;
    float: left;
}

.texto_leyenda{
    margin-left: auto;
    margin-right: auto;
    text-align: left;
    float: left;
}


#libro_descarga{
    height: 100%;
    width:400px;
    float: left;
}

#metadatos{
    padding-top: 40px;
    text-align: left;
    font-size: 15px;
    color: #fff;
}

#menu {
    font-family: Arial;
}

#menu p {
    padding: 0px;
    margin: 0px;
}

#menu a {
    display: block;
    padding: 3px;
    width: 160px;
    background-color: #f7f8e8;
    border-bottom: 1px solid #eee;
    text-align:center;
    margin-left: auto;
    margin-bottom: 0;
    margin-top: 0;
    margin-right: auto;
}

#menu a:link, #menu a:visited {
    color: #f00;
    text-decoration: none;
}

#menu a:hover {
    background-color: #369;
    color: #fff;
}