body {
    margin-left: 20%;
    margin-right: 20%;
    text-align: justify
    }
h1, h2, h3, h4, h5, h6 {
    text-align: center;
    margin-left: 15%;
    margin-right: 15%
    }
div.chapter {
    page-break-before: always;
    margin-top: 4em
    }
p {
    text-indent: 1em;
    margin-top: 0.25em;
    margin-bottom: 0.25em
    }
hr {
    width: 50%;
    text-align: center
    }
blockquote {
    font-size: 97%;
    font-style: italic;
    margin-left: 10%;
    margin-right: 10%
    }
div.fig {
    display: block;
    margin: 0 auto;
    text-align: center
    }
.ph2 {
    text-align: center;
    text-indent: 0;
    font-weight: bold
    }
.ph2 {
    font-size: x-large;
    margin: 0.75em auto
    }
div.chapter {
    page-break-before: always
    }
h2, h3 {
    page-break-before: avoid
    }