body {
    margin-left: 10%;
    margin-right: 10%;
    text-align: justify
    }
h1, h2, h3, h4, h5, h6 {
    text-align: center;
    clear: both
    }
p {
    text-indent: 1em;
    margin-top: 0.25em;
    margin-bottom: 0.25em
    }
hr {
    width: 33%;
    margin-top: 2em;
    margin-bottom: 2em;
    margin-left: 33.5%;
    margin-right: 33.5%;
    clear: both
    }
hr.chap {
    width: 65%;
    margin-left: 17.5%;
    margin-right: 17.5%
    }
div.chapter {
    page-break-before: always
    }
h2.nobreak {
    page-break-before: avoid
    }
a:link {
    color: blue;
    text-decoration: none
    }
a:visited {
    color: blue;
    text-decoration: none
    }
a:hover {
    color: red
    }