/**/
body {
    margin-left: 10%;
    margin-right: 10%
    }
h1, h2, h4 {
    text-align: center;
    /* all headings centered */
    clear: both
    }
hr.l1 {
    width: 15%;
    margin-top: 6em;
    margin-bottom: 0
    }
hr.l2 {
    width: 15%;
    margin-top: 0;
    margin-bottom: 1em
    }
hr.l3 {
    width: 60%;
    margin-top: 6em;
    margin-bottom: 6em
    }
.pagenum {
    visibility: hidden;
    font-size: smaller;
    text-align: right
    }
.left25 {
    margin-left: 25%
    }
.r2 {
    margin-top: 2em
    }
.r6 {
    margin-top: 6em
    }
.center {
    text-align: center
    }
.smcap {
    font-variant: small-caps
    }
.figcenter {
    margin: auto;
    text-align: center
    }
hr.full {
    width: 100%;
    margin-top: 3em;
    margin-bottom: 0;
    margin-left: auto;
    margin-right: auto;
    border-width: 4px 0 0 0;
    /* remove all borders except the top one */
    border-style: solid;
    border-color: #000;
    clear: both
    }
pre {
    font-size: 85%
    }
/**/