body {
    margin-left: 10%;
    margin-right: 10%
    }
h1, h2, h3, h4, h5, h6 {
    text-align: center;
    clear: both
    }
p {
    margin-top: 0.51em;
    text-align: justify;
    margin-bottom: 0.49em
    }
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
    }
.ph2, .ph3, .ph4 {
    text-align: center;
    text-indent: 0;
    font-weight: bold
    }
.ph2 {
    font-size: x-large;
    margin: 0.75em auto
    }
.ph3 {
    font-size: large;
    margin: 0.83em auto
    }
.ph4 {
    font-size: medium;
    margin: 1.12em auto
    }
div.chapter {
    page-break-before: always
    }
h2, h3 {
    page-break-before: avoid
    }