body {
  margin: 0;
  font-family: Helvetica, Arial, sans-serif;
  font-size: 16px;
}
pre,
code {
  font-family: Menlo, monospace;
  font-size: 14px;
}
pre {
  line-height: 18px;
  margin: 0;
  padding: 0;
}
a {
  color: #375eab;
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
p,
ul,
ol {
  margin: 20px;
}

h1,
h2,
h3,
h4 {
  margin: 20px 0;
  padding: 0;
  color: #375eab;
  font-weight: bold;
}
h1 {
  font-size: 18px;
  padding: 2px 5px;
}
h2 {
  font-size: 16px;
}
h3 {
  font-size: 16px;
}
h3,
h4 {
  margin: 20px 5px;
}
h4 {
  font-size: 16px;
}

div#heading {
  margin: 0 0 10px 0;
  padding: 21px 0;
  font-size: 20px;
  font-weight: bold;
}

div#heading .author {
  padding-top: 10px;
  font-size: 14px;
  font-weight: normal;
}

div#topbar {
}

body {
  text-align: center;
}
div#page {
  width: 100%;
}
div#page > .container,
div#topbar > .container {
  text-align: left;
  margin-left: auto;
  margin-right: auto;
  padding: 0 20px;
  width: 900px;
}
div#page.wide > .container,
div#topbar.wide > .container {
  width: auto;
}

div#footer {
  text-align: center;
  color: #666;
  font-size: 14px;
  margin: 40px 0;
}

.author p {
  margin: 0;
  padding: 0 20px;
}

div.code,
div.output {
  margin: 20px 20px 20px 40px;
  -webkit-border-radius: 5px;
  -moz-border-radius: 5px;
  border-radius: 5px;
}

div.output {
  padding: 10px;
}

div.code {
  background: white;
}
div.output {
  background: black;
}
div.output .stdout {
  color: #e6e6e6;
}
div.output .stderr {
  color: rgb(244, 74, 63);
}
div.output .system {
  color: rgb(255, 209, 77);
}

.buttons {
  margin-left: 20px;
}
div.output .buttons {
  margin-left: 0;
  margin-bottom: 10px;
}

#toc {
  float: right;
  margin: 0px 10px;
  padding: 10px;
  border: 1px solid #e5ecf9;
  background-color: #eee;
  box-shadow: 3px 3px 2px #888888;

  max-width: 33%;

  -webkit-border-radius: 5px;
  -moz-border-radius: 5px;
  border-radius: 5px;
}

#tochead {
  font-weight: bold;
  font-variant: small-caps;
  font-size: 100%;
  text-align: center;
  padding-bottom: 5px;
}

#toc ul,
#toc a {
  list-style-type: none;
  padding-left: 0px;
  color: black;
  margin: 0px;
}

ul.toc-inner a {
  padding-left: 10px !important;
}

@media print {
  .no-print,
  .no-print * {
    display: none !important;
  }
}