diff --git a/html4css1.css b/html4css1.css
new file mode 100644
index 0000000..bf10767
--- /dev/null
+++ b/html4css1.css
@@ -0,0 +1,279 @@
+/*
+:Author: David Goodger
+:Contact: goodger@users.sourceforge.net
+:Date: $Date: 2005-12-18 01:56:14 +0100 (Sun, 18 Dec 2005) $
+:Revision: $Revision: 4224 $
+:Copyright: This stylesheet has been placed in the public domain.
+
+Default cascading style sheet for the HTML output of Docutils.
+
+See http://docutils.sf.net/docs/howto/html-stylesheets.html for how to
+customize this style sheet.
+*/
+
+/* used to remove borders from tables and images */
+.borderless, table.borderless td, table.borderless th {
+  border: 0 }
+
+table.borderless td, table.borderless th {
+  /* Override padding for "table.docutils td" with "! important".
+     The right padding separates the table cells. */
+  padding: 0 0.5em 0 0 ! important }
+
+.first {
+  /* Override more specific margin styles with "! important". */
+  margin-top: 0 ! important }
+
+.last, .with-subtitle {
+  margin-bottom: 0 ! important }
+
+.hidden {
+  display: none }
+
+a.toc-backref {
+  text-decoration: none ;
+  color: black }
+
+blockquote.epigraph {
+  margin: 2em 5em ; }
+
+dl.docutils dd {
+  margin-bottom: 0.5em }
+
+/* Uncomment (and remove this text!) to get bold-faced definition list terms
+dl.docutils dt {
+  font-weight: bold }
+*/
+
+div.abstract {
+  margin: 2em 5em }
+
+div.abstract p.topic-title {
+  font-weight: bold ;
+  text-align: center }
+
+div.admonition, div.attention, div.caution, div.danger, div.error,
+div.hint, div.important, div.note, div.tip, div.warning {
+  margin: 2em ;
+  border: medium outset ;
+  padding: 1em }
+
+div.admonition p.admonition-title, div.hint p.admonition-title,
+div.important p.admonition-title, div.note p.admonition-title,
+div.tip p.admonition-title {
+  font-weight: bold ;
+  font-family: sans-serif }
+
+div.attention p.admonition-title, div.caution p.admonition-title,
+div.danger p.admonition-title, div.error p.admonition-title,
+div.warning p.admonition-title {
+  color: red ;
+  font-weight: bold ;
+  font-family: sans-serif }
+
+/* Uncomment (and remove this text!) to get reduced vertical space in
+   compound paragraphs.
+div.compound .compound-first, div.compound .compound-middle {
+  margin-bottom: 0.5em }
+
+div.compound .compound-last, div.compound .compound-middle {
+  margin-top: 0.5em }
+*/
+
+div.dedication {
+  margin: 2em 5em ;
+  text-align: center ;
+  font-style: italic }
+
+div.dedication p.topic-title {
+  font-weight: bold ;
+  font-style: normal }
+
+div.figure {
+  margin-left: 2em ;
+  margin-right: 2em }
+
+div.footer, div.header {
+  clear: both;
+  font-size: smaller }
+
+div.line-block {
+  display: block ;
+  margin-top: 1em ;
+  margin-bottom: 1em }
+
+div.line-block div.line-block {
+  margin-top: 0 ;
+  margin-bottom: 0 ;
+  margin-left: 1.5em }
+
+div.sidebar {
+  margin-left: 1em ;
+  border: medium outset ;
+  padding: 1em ;
+  background-color: #ffffee ;
+  width: 40% ;
+  float: right ;
+  clear: right }
+
+div.sidebar p.rubric {
+  font-family: sans-serif ;
+  font-size: medium }
+
+div.system-messages {
+  margin: 5em }
+
+div.system-messages h1 {
+  color: red }
+
+div.system-message {
+  border: medium outset ;
+  padding: 1em }
+
+div.system-message p.system-message-title {
+  color: red ;
+  font-weight: bold }
+
+div.topic {
+  margin: 2em }
+
+h1.section-subtitle, h2.section-subtitle, h3.section-subtitle,
+h4.section-subtitle, h5.section-subtitle, h6.section-subtitle {
+  margin-top: 0.4em }
+
+h1.title {
+  text-align: center }
+
+h2.subtitle {
+  text-align: center }
+
+hr.docutils {
+  width: 75% }
+
+img.align-left {
+  clear: left }
+
+img.align-right {
+  clear: right }
+
+ol.simple, ul.simple {
+  margin-bottom: 1em }
+
+ol.arabic {
+  list-style: decimal }
+
+ol.loweralpha {
+  list-style: lower-alpha }
+
+ol.upperalpha {
+  list-style: upper-alpha }
+
+ol.lowerroman {
+  list-style: lower-roman }
+
+ol.upperroman {
+  list-style: upper-roman }
+
+p.attribution {
+  text-align: right ;
+  margin-left: 50% }
+
+p.caption {
+  font-style: italic }
+
+p.credits {
+  font-style: italic ;
+  font-size: smaller }
+
+p.label {
+  white-space: nowrap }
+
+p.rubric {
+  font-weight: bold ;
+  font-size: larger ;
+  color: maroon ;
+  text-align: center }
+
+p.sidebar-title {
+  font-family: sans-serif ;
+  font-weight: bold ;
+  font-size: larger }
+
+p.sidebar-subtitle {
+  font-family: sans-serif ;
+  font-weight: bold }
+
+p.topic-title {
+  font-weight: bold }
+
+pre.address {
+  margin-bottom: 0 ;
+  margin-top: 0 ;
+  font-family: serif ;
+  font-size: 100% }
+
+pre.literal-block, pre.doctest-block {
+  margin-left: 2em ;
+  margin-right: 2em ;
+  background-color: #eeeeee }
+
+span.classifier {
+  font-family: sans-serif ;
+  font-style: oblique }
+
+span.classifier-delimiter {
+  font-family: sans-serif ;
+  font-weight: bold }
+
+span.interpreted {
+  font-family: sans-serif }
+
+span.option {
+  white-space: nowrap }
+
+span.pre {
+  white-space: pre }
+
+span.problematic {
+  color: red }
+
+span.section-subtitle {
+  /* font-size relative to parent (h1..h6 element) */
+  font-size: 80% }
+
+table.citation {
+  border-left: solid 1px gray;
+  margin-left: 1px }
+
+table.docinfo {
+  margin: 2em 4em }
+
+table.docutils {
+  margin-top: 0.5em ;
+  margin-bottom: 0.5em }
+
+table.footnote {
+  border-left: solid 1px black;
+  margin-left: 1px }
+
+table.docutils td, table.docutils th,
+table.docinfo td, table.docinfo th {
+  padding-left: 0.5em ;
+  padding-right: 0.5em ;
+  vertical-align: top }
+
+table.docutils th.field-name, table.docinfo th.docinfo-name {
+  font-weight: bold ;
+  text-align: left ;
+  white-space: nowrap ;
+  padding-left: 0 }
+
+h1 tt.docutils, h2 tt.docutils, h3 tt.docutils,
+h4 tt.docutils, h5 tt.docutils, h6 tt.docutils {
+  font-size: 100% }
+
+tt.docutils {
+  background-color: #eeeeee }
+
+ul.auto-toc {
+  list-style-type: none }
diff --git a/styles.css b/styles.css
new file mode 100644
index 0000000..e0afa09
--- /dev/null
+++ b/styles.css
@@ -0,0 +1,142 @@
+/* Base stylesheet from Docutils distribution */
+@import url(html4css1.css);
+
+/* Theme stylesheet */
+body {
+    background: #EDF5FA;
+    margin: 0;
+    padding: 0;
+}
+.clear-block {
+    display: block;
+}
+#header-region {
+    background: #D2E6F3 url(images/bg-navigation.png) repeat-x scroll 50% 100%;;
+    min-height: 1em;
+}
+#wrapper {
+    background: #EDF5FA url(images/body.png) repeat-x scroll 50% 0pt;
+}
+#container {
+    margin: 0pt auto;
+    padding: 0pt 20px;
+}
+#header {
+    height: 80px;
+}
+#sidebar-left {
+    float: left;
+    margin: 60px 0pt 5em;
+    position: relative;
+    width: 210px;
+    z-index: 2;
+}
+#center #squeeze {
+    background: #FFFFFF url(images/bg-content.png) repeat-x scroll 50% 0pt;
+    position: relative;
+}
+#center .right-corner {
+    background: transparent url(images/bg-content-right.png) no-repeat scroll 100% 0pt;
+    left: 10px;
+    position: relative;
+}
+#center .left-corner {
+    background: transparent url(images/bg-content-left.png) no-repeat scroll 0pt 0pt;
+    left: -10px;
+    margin-left: -10px;
+    min-height: 400px;
+    padding: 60px 25px 5em 35px;
+    position: relative;
+}
+ul.primary-links {
+    float: right;
+    margin: 0px;
+    padding: 0px;
+    position: relative;
+    z-index: 4;
+}
+ul.primary-links li {
+    list-style-type: none;
+    float: left;
+    margin: 0px;
+    font-size: 0.8em;
+    padding: 0px;
+}
+ul.primary-links li a {
+    background: transparent url(images/bg-navigation-item.png) no-repeat scroll 50% 0pt;
+    color: #FFFFFF;
+    display: block;
+    margin: 0pt 1em;
+    padding: 0.75em 0pt 0pt;
+}
+ul.primary-links li a:hover {
+    background: transparent url(images/bg-navigation-item-hover.png) no-repeat scroll 50% 0pt;
+}
+#logo-floater {
+    position: absolute;
+    color: #FFFFFF;
+    height: 80px;
+    font-weight: normal;
+    text-shadow: #1659AC 0px 1px 3px;
+}
+#logo-floater h1 {
+    margin-top: 25px;
+    margin-left: 10px;
+    font-family: Georgia, Serif;
+}
+
+/* Contents stylesheet */
+body {
+    font-family: Georgia, Serif;
+}
+#contents {
+    margin-right: 0;
+    width: 340px;
+    overflow: hidden;
+    float: right;
+}
+#contents p.topic-title {
+    margin: 0 0 0 18px;
+}
+#contents ul.simple {
+    margin: 5px 0 5px 5px;
+    padding: 2px 0 8px 30px;
+    border-left: 1px solid #E0E5FB;
+}
+a {
+    color: #027AC6;
+    text-decoration: none;
+}
+a:hover {
+    color: #0062A0;
+    text-decoration: underline;
+}
+a.toc-backref:hover {
+    color: #000000;
+}
+a.external {
+    padding-right: 13px;
+    background: transparent url(images/external.png) no-repeat scroll right center;
+}
+
+tt.docutils {
+    background-color: #EAFFEA;
+    font-family: Monaco, Consolas, Courier New, Monospace;
+}
+
+div.highlight {
+    margin: 5px 40px 5px 15px;
+    overflow: auto;
+    padding: 0;
+    background: #F7F7F7;
+    border: 1px solid #E0E5FB;
+}
+div.highlight pre {
+    margin: 8px 15px 8px 15px;
+    font-family: Monaco, Consolas, Courier New, Monospace;
+    font-size: 0.9em;
+    line-height: 1.2em;
+}
+img {
+    margin: 8px;
+}
\ No newline at end of file