body {
    margin-left: 20%;
    margin-right: 20%;
    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: auto;
    margin-right: auto;
    clear: both
    }
hr.tb {
    width: 45%
    }
hr.chap {
    width: 65%
    }
hr.full {
    width: 95%
    }
table {
    margin-left: auto;
    margin-right: auto
    }
.figcenter {
    margin: auto;
    text-align: center
    }
p.footnote {
    font-size: 90%;
    text-indent: 0%;
    margin-left: 10%;
    margin-right: 10%;
    margin-top: 1em;
    margin-bottom: 1em
    }
sup {
    vertical-align: top;
    font-size: 0.6em
    }
a:link {
    color: blue;
    text-decoration: none
    }
a:visited {
    color: blue;
    text-decoration: none
    }
a:hover {
    color: red
    }