.center, p.pg1 {
    text-align: center
    }
.ph1, .ph2, .ph3, .ph4, .ph5 {
    text-align: center;
    text-indent: 0;
    font-weight: bold
    }
.ph1 {
    font-size: xx-large;
    margin: 0.67em auto
    }
.ph2 {
    font-size: x-large;
    margin: 0.75em auto
    }
.ph3 {
    font-size: large;
    margin: 0.83em auto
    }
.ph4, .ph5 {
    font-size: medium;
    margin: 1.12em auto
    }
div.chapter {
    page-break-before: always
    }
h2, h3 {
    page-break-before: avoid
    }