body {
        color: black;
        background-color: white;
        margin-top: 2em;
        margin-bottom: 2em;
        /* margin-left: 8%;
        margin-right: 8%; */
        }

        @media screen {
        body {
        margin-left: 8%;
        margin-right: 8%;
        }
        }

        @media amzn-kf8 {
        body {
        text-align: left;
        }
        }

        @media print {
        body {
        text-align: justify;
        }
        }

        @media print {
        a:link, a:visited {
        text-decoration: none;
        color: black;
        }
        }

        /* @media print {
        p {
        text-indent: 2em;
        margin-top: 1ex;
        margin-bottom: 0;
        }

        } */

        h1,h2,h3,h4,h5,h6 {
        margin-top: .8em;
        margin-bottom: .2em;  /* ?? */
        }

        .title {
        font-size: 200%;
        font-weight: normal;
        margin-top: 2.8em;
        text-align: center;
        }

        .partheading {
        font-size: 100%;
        }

        .chapterheading {
        font-size: 100%;
        }

        .tiny {
        font-size: 40%;
        }

        .scriptsize {
        font-size: 60%;
        }

        .footnotesize {
        font-size: 75%;
        }

        .small {
        font-size: 90%;
        }

        .normalsize {
        font-size: 100%;
        }

        .large {
        font-size: 120%;
        }

        .largecap {
        font-size: 150%;
        }

        .largeup {
        font-size: 200%;
        }

        .huge {
        font-size: 300%;
        }

        .hugecap {
        font-size: 350%;
        }

        p.noindent {
        text-indent: 0;
        margin-top: 0;
        }

        p.nopadding {
        margin-top: 0;
        margin-bottom: 0;
        }

        pre {
        overflow: auto;
        margin-left: 2em;
        /* background-color: hsl(0,0%,96%); */ /* Scheme version uncomment? */
        }

        blockquote {
        /* background-color: hsl(0,35%,91%); */
        margin-top: 2pt;
        margin-bottom: 2pt;
        margin-left: 2em;
        }

        .smallskip {
        margin-top: 2pt;
        margin-bottom: 2pt;
        min-height: 4pt;
        }

        .medskip {
        margin-top: 3pt;
        margin-bottom: 3pt;
        min-height: 7pt;
        /*margin-top: 1.6em;
        margin-bottom: 2.4em;
        margin-top: 1em;
        margin-bottom: 1.5em; */
        /* top and bottom have to be different so successive \...skips cause more spacing? */
        }

        .bigskip {
        margin-top: 4pt;
        margin-bottom: 4pt;
        min-height: 13pt;
        /*margin-top: 2.8em;
        margin-bottom: 3.4em;
        margin-top: 2.4em;
        margin-bottom: 1.6em; */
        }

        .item {
        font-style: oblique;
        }

        ol {
        list-style-type: decimal;
        }

        ol ol {
        list-style-type: lower-alpha;
        }

        ol ol ol {
        list-style-type: lower-roman;
        }

        ol ol ol ol {
        list-style-type: upper-alpha;
        }

        ul {
        list-style-type: disc;
        }

        ul ul {
        list-style-type: circle;
        }

        ul ul ul {
        list-style-type: square;
        }

        ul ul ul ul {
        list-style-type: circle;
        }

        .verbatim {
        background-color: hsl(0,0%,96%);
        }

        .scheme em {
        color: black;
        font-family: serif;
        }

        /* scheme background punctuation was hsl(0,50%,40%) */

        .scheme             {color: hsl(280,33%,30%)} /* background punctuation */
        .scheme  .selfeval  {color: hsl(120,100%,20%); font-style: normal}
        .scheme  .keyword   {color: hsl(0,100%,20%);   font-style: normal; font-weight: bold}
        .scheme  .builtin   {color: hsl(0,100%,20%);   font-style: normal}
        .scheme  .global    {color: hsl(300,100%,20%); font-style: normal}
        .scheme  .variable  {color: hsl(240,100%,20%); font-style: normal}
        .scheme  .comment   {color: hsl(180,100%,20%); font-style: oblique}

        .schemeresponse {
        color: hsl(120,100%,20%);
        }

        .navigation {
        color: hsl(20,100%,30%);
        text-align: right;
        font-size: medium;
        font-style: italic;
        }

        @media print {
        .navigation {
        display: none;
        }
        }

        .centerline {
        text-align: center;
        }

        .leftline {
        text-align: left;
        }

        .rightline {
        text-align: right;
        }

        sup {
        font-size: 61%; /* otherwise footnote numbers are horrible */
        }

        .bibitem {
        vertical-align: top;
        }

        table.mathdelim > td,th {
        padding: 0;
        }

        table.mathdelim {
        border-spacing: 0;
        }

        .disable {
        /* color: hsl(0,0%,90%); */
        color: hsl(0,0%,50%);
        }

        .smallcaps {
        font-size: 75%;
        }

        .footnotemark {
        background-color: hsl(60,80%,74%);
        }

        .footnote {
        font-size: 90%;
        }

        .footnoterule {
        text-align: left;
        width: 40%;
        }

        @media print {
        .footnoterule {
        margin-top: 2em;
        }
        }

        .colophon {
        color: hsl(0,0%,50%);
        font-size: 80%;
        font-style: italic;
        text-align: right;
        margin-top: 1em;
        }

        @media print {
        .colophon .advertisement {
        display: none;
        }
        }

        .colophon a {
        color: hsl(0,0%,50%);
        text-decoration: none;
        }

        .slide h1.title {
        font-weight: bold;
        text-align: left;
        }

        .slide h2.section {
        margin-left: 0pt;
        }
        
body {
max-width: 450pt;
}

body { margin-top: 3.6134999999999997em; margin-bottom: 3.6134999999999997em; }