body {
  color: black;
  /*   background-color: #e5e5e5;*/
  background-color: #ffffff;
  /*background-color: beige;*/
  margin-top: 2em;
  margin-left: 8%;
  margin-right: 8%;
}

h1,h2,h3,h4,h5,h6 {
  margin-top: .5em;
}

.title {
  font-size: 200%;
  font-weight: normal;
}

.partheading {
  font-size: 100%;
}

.chapterheading {
  font-size: 100%;
}

.beginsection {
  font-size: 110%;
}

.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%;
}

pre {
  margin-left: 2em;
}

blockquote {
  margin-left: 2em;
}

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;
}

/*
.verbatim {
  color: #4d0000;
}
*/

tt i {
  font-family: serif;
}

.verbatim em {
  font-family: serif;
}

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

.scheme {
  color: brown;
}

.scheme .keyword {
  color: black;
  font-weight: bold;
}

.scheme .builtin {
  color: #990000;
}

.scheme .variable {
  color: navy;
}

.scheme .global {
  color: purple;
}

.scheme .selfeval {
  color: green;
}

.scheme .comment {
  color:  teal;
}

.schemeresponse {
  color: green;
}

.navigation {
  color: red;
  text-align: right;
  font-size: medium;
  font-style: italic;
}

.disable {
  /* color: #e5e5e5; */
  color: gray;
}

.smallcaps {
  font-size: 75%;
}

.smallprint {
  color: gray;
  font-size: 75%;
  text-align: right;
}

/*
.smallprint hr {
  text-align: left;
  width: 40%;
}
*/

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

.colophon {
  color: gray;
  font-size: 80%;
  text-align: right;
}

.colophon a {
  color: gray;
}