body {
    font-family: "Bitstream Vera Sans", Verdana, "Lucida Sans Unicode", "Arial Unicode MS", sans-serif;
    font-size: 11pt;
    line-height: 1.35;
    color: black;
    background: url("img/fondo.jpg");
    margin: 1em 3em;
}
div.izquierda {
    float: left;
    width: 35%;
    text-align: left;
}
div.derecha {
    float: right;
    width: 35%;
    text-align: right;
}
div.cabecera, div.pie {
    text-align: center;
}
hr {
    clear: both;
    display: block;
}
h1, h2, h3, h4, h5 {
    font-weight: bold;
    color:#369;
}
h1 {
    font-size: 200%;
}
h2 {
    font-size: 150%;
}
h3 {
    font-size: 120%;
}
h4 {
    font-size: 100%;
}
h5 {
    font-size: 100%;
    font-weight: normal;
    font-style: italic;
}
li {
    margin: .1em 0;
}
ul.instruc li, ol.instruc li {
    margin: .5em 0;
}
p {
    margin: 1em 0;
}
p.editar {
    margin: 1em 2em;
    padding: .2em .4em;
    background: #ddc;
}
div.cabecera p, div.pie p {
    margin: 0 0 .2em 0;
    padding: 0;
}
kbd, code, samp {
    font-family: "Bitstream Vera Sans Mono", "Andale Mono", "Courier New", monospace;
}
kbd {color: #900; }
code {color: #090; }
samp {color: #009; }
table {
    border-collapse: separate;
    border: solid thin gray;
    font-family: "Bitstream Vera Sans", Verdana, "Lucida Sans Unicode", "Arial Unicode MS", sans-serif;
    font-size: 11pt;
    line-height: 1.35;
    color: black;
    margin: auto;
}
th, td {
    border: solid thin gray;
    padding:.2em .4em;
}