body {
  background-color: #fff;
  margin: 1em auto;
  max-width: 800px;
  padding: 0 2em;
  line-height: 1.5;
}

.title, .author, .date {
  text-align: center;
}

#TOC {
  clear: both;
  margin: 0 0 10px 0;
  padding: 4px;
  border: 1px solid #CCCCCC;
  border-radius: 5px;
  background-color: #f6f6f6;
}
  #TOC .toctitle {
    font-weight: bold;
    font-size: 15px;
    margin-left: 5px;
  }

  #TOC ul {
    padding-left: 40px;
    margin-left: -1.5em;
    margin-top: 5px;
    margin-bottom: 5px;
  }
  #TOC ul ul {
    margin-left: -2em;
  }
  #TOC li {
    line-height: 16px;
  }

table:not([class]) {
  margin: auto;
  min-width: 40%;
  border-width: 1px;
  border-color: #DDDDDD;
  border-style: outset;
  border-collapse: collapse;
}
table[summary="R argblock"] {
  width: 100%;
  border: none;
}
table:not([class]) th {
  border-width: 2px;
  padding: 5px;
  border-style: inset;
}
table:not([class]) td {
  border-width: 1px;
  border-style: inset;
  line-height: 18px;
  padding: 5px 5px;
}
table:not([class]), table:not([class]) th, table:not([class]) td {
  border-left-style: none;
  border-right-style: none;
}
table:not([class]) tr.odd {
  background-color: #f7f7f7;
}

blockquote {
  background-color: #f6f6f6;
  padding: 1em;
}

hr {
  border: none;
  border-top: 1px solid #777;
  margin: 28px 0;
}

dl {
  margin-left: 0;
}
  dl dd {
    margin-bottom: 13px;
    margin-left: 13px;
  }
  dl dt {
    font-weight: bold;
  }

ul {
  margin-top: 0;
}
  ul li {
    list-style: circle outside;
  }
  ul ul {
    margin-bottom: 0;
  }

pre, code {
  background-color: #f5f5f5;
  border-radius: 3px;
  color: #333;
}
pre {
  overflow-x: auto;
  border-radius: 3px;
  margin: 5px 0 10px 0;
  padding: 10px;
}
pre code {
  display: block;
}
pre:not([class]) {
  background-color: white;
  border: #f5f5f5 1px solid;
}
pre:not([class]) code {
  color: #444;
  background-color: white;
}
code {
  font-family: monospace;
  font-size: 90%;
}
p > code, li > code {
  padding: 2px 4px;
  color: #d14;
  border: 1px solid #e1e1e8;
  white-space: inherit;
}
div.figure {
  text-align: center;
}
table > caption, div.figure p.caption {
  font-style: italic;
}
table > caption span, div.figure p.caption span {
  font-style: normal;
  font-weight: bold;
}

img:not([class]) {
  background-color: #FFFFFF;
  padding: 2px;
  border-radius: 3px;
  border: 1px solid #CCCCCC;
  margin: 0 5px;
  max-width: 100%;
}

h1 {
  margin-top: 0;
  font-size: 35px;
}

h2 {
  border-bottom: 4px solid #f5f5f5;
  padding-top: 10px;
  padding-bottom: 2px;
  font-size: 145%;
}

h3 {
  border-bottom: 2px solid #f5f5f5;
  padding-top: 10px;
  font-size: 120%;
}

h4 {
  border-bottom: 1px solid #f5f5f5;
  margin-left: 8px;
  font-size: 105%;
}

h5, h6 {
  border-bottom: 1px solid #ccc;
  font-size: 105%;
}

a {
  color: #0033dd;
  text-decoration: none;
}
  a:hover {
    color: #6666ff; }
  a:visited {
    color: #800080; }
  a:visited:hover {
    color: #BB00BB; }
  a[href^="http:"] {
    text-decoration: underline; }
  a[href^="https:"] {
    text-decoration: underline; }

div.r-help-page {
  background-color: #f9f9f9;
  border-bottom: #ddd 1px solid;
  margin-bottom: 10px;
  padding: 10px;
}
div.r-help-page:hover {
  background-color: #f4f4f4;
}