De Wikisource, la biblioteca libre.
.lineasuperior {
border-top: 1px solid black;border-bottom: 1px solid black;background:white;
margin-top:2em;
}
h2 {
font-size:120%;
font-family:serif;
margin-top:6em;
margin-bottom:1em;
}
h3 {
text-transform: uppercase;
font-size:100%;
font-family:serif;
margin-top:1em;
margin-bottom:1.5em;
}