html {
    margin: 0;
    padding: 0;
}

body {
    background: #ffa500;
    background: white;
    background: #123456;
    color: black;
    color: #fedcba;
    font-family: sans-serif;
    font-size: 110%;
    margin: 0;
    padding: 0;
    text-align: center;
}

#body {
    width: 800px;
    margin: 0 auto;
    text-align: justify;
}

#main {
    margin-left: 215px;
}

a {
    color: black;
    color: #abcdef;
    text-decoration: none;
    margin: 0;
}

a.external {
    background: url(./imagenes/external.png) center right no-repeat;
    padding-right: 13px;
}

a:hover {
    background-color: black;
    color: white;
}

#left {
    float: left;
    width:195px;
}

#head {
    background: black;
    background: green;
    background: black;
    border: 1px solid white;
    color: white;
    margin: 0px 25px 25px 0;
    padding: 5px 0 0 0;
    text-align: center;
}

#head a {
    color: white;
}

#head a:hover {
    background: #ffa500;
    color: black;
}

#head #ai {
    margin: 2em 0 3px 0;
}

#foot {
    border-top: 1px solid #000;
    clear: both;
    padding-top: 1em;
    text-align: center;
}

abbr, acronym {
    cursor: pointer;
}

img {
    border: 0;    
}

h1 {
    font-family: Verdana, serif;
    font-size: 100%;
    color: #ffa500;
}

fieldset {
    border: 0;
    border-top: 1px dotted black;
}

fieldset.link {
    border: 0;
    font-size: 70%;
    width: 700px;
}

fieldset.link div {
    float: left;
    width: 175px;
    height: 15.5em;
}

fieldset.link ul {
    list-style: url(./imagenes/external.png);
}

legend, h2 {
    border: 1px solid white;
    margin: 0;
    padding: 0;
    background: black;
    background: green;
    background: black;
    color: #ffa500;
    text-align: center;
    vertical-align: top;
}

legend {
    letter-spacing: 0.2em;
    padding: 0.5em;
}

h3 {
    background: white;
    color: red;
    font-size: 100%;
}

ul {
    list-style: disc;
}

li.external {
    list-style: url(./imagenes/external.png);
}

p:first-letter {
    margin-left: 2em;
}

pre {
    display: block;
    border: 1px dotted #444;
    background: #ddd;
    color: #000;
    margin-left: 0.5em;
    margin-right: 2px;
    padding: 0.5em;
    font-size: 75%;
    text-align: left;
}