#contenido
{
    position: relative;
    float:left;
    width: 60em;
}
.parrafoconmargen
{
    padding-left: 1.2em;
}
#enlace_pubmed
{
    font-weight:normal;
}
h3
{
    font-family: Arial;
    font-size: 1.4em;
    color: #d37608;
    margin-bottom: 0em;
    background-image: url(../images/flecha-azul-margen-arriba.gif);
    background-position: top left;
    background-repeat: no-repeat;
    padding-left: 1em;
}
h3 a
{
    color: #d37608;
}
h4
{
    font-family: Arial;
    font-size: 1.4em;
    color: #003366;
    margin-bottom: 1.5em;
    padding-left: 1em;    
}
#fondo_articulos_cientificos
{
    position: relative;
    float:right;
    width: 19em;
    height: 22.6em;
    background-image: url(../images/articulos-cientificos.jpg);
    background-position: right;
    background-repeat: no-repeat;
}
#subir
{
    text-align: right;
}