p {
    text-indent: 1em;
    margin-left: 5%;
    margin-right: 5%
    }
h1, h2, h3 {
    text-align: center
    }
hr {
    width: 33%
    }
.toc {
    margin-left: 15%;
    font-size: 0.9em;
    text-indent: 0
    }
.toc p {
    text-indent: 0
    }