/**/
body {
    margin-left: 10%;
    margin-right: 10%
    }
h1, h2, h3, h4, h5, h6 {
    text-align: center;
    /* all headings centered */
    clear: both
    }
p {
    margin-top: 0.75em;
    text-align: justify;
    margin-bottom: 0.75em
    }
hr {
    width: 33%;
    margin-top: 2em;
    margin-bottom: 2em;
    margin-left: auto;
    margin-right: auto;
    clear: both
    }
hr.narrow {
    width: 65%;
    text-align: center;
    margin-left: auto;
    margin-right: auto;
    clear: both
    }
.nowrap {
    white-space: nowrap
    }
.center {
    text-align: center
    }
#coverpage {
    border: 1px solid black
    }
.image-center {
    text-align: center;
    margin: 2em auto
    }
/**/