Documentation: Create GitHub like styled html doc file with rst2html

rst2html.css

/**
 * :Author: Chad Skeeters
 * :Contact: [email protected]
 * Stylesheet for use with Docutils/rst2html.
 * Example: rst2html --stylesheet=rst2html.css README.rst doc/html/README.html
 */
 
html {
	font-size: 100%;
	-webkit-text-size-adjust: 100%;
	-ms-text-size-adjust: 100%;
}

a:focus {
	outline: thin dotted #333;
	outline: 5px auto -webkit-focus-ring-color;
	outline-offset: -2px;
}

a:hover,
a:active {
	outline: 0;
}

sub,
sup {
	position: relative;
	font-size: 75%;
	line-height: 0;
	vertical-align: baseline;
}

sup {
	top: -0.5em;
}

sub {
	bottom: -0.25em;
}

img {
	width: auto\9;
	height: auto;
	max-width: 100%;
	vertical-align: middle;
	border: 0;
	-ms-interpolation-mode: bicubic;
}

@media print {
	* {
		color: #000 !important;
		text-shadow: none !important;
		background: transparent !important;
		box-shadow: none !important;
	}

	a,
  a:visited {
		text-decoration: underline;
	}

	a[href]:after {
		content: " (" attr(href) ")";
	}

	abbr[title]:after {
		content: " (" attr(title) ")";
	}

	.ir a:after,
  a[href^="javascript:"]:after,
  a[href^="#"]:after {
		content: "";
	}

	pre,
  blockquote {
		border: 1px solid #999;
		page-break-inside: avoid;
	}

	thead {
		display: table-header-group;
	}

	tr,
  img {
		page-break-inside: avoid;
	}

	img {
		max-width: 100% !important;
	}
  @	page {
		margin: 0.5cm;
	}

	h1 {
		page-break-before: always;
	}

	h1.title {
		page-break-before: avoid;
	}

	p,
  h2,
  h3 {
		orphans: 3;
		widows: 3;
	}

	h2,
  h3 {
		page-break-after: avoid;
	}
}

body {
	margin: 40px;
	margin-right: auto;
	margin-left: auto;
	width: 700px;
	font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
	font-size: 14px;
	line-height: 20px;
	color: #333333;
	background-color: #ffffff;
}

a {
	color: #0088cc;
	text-decoration: none;
}

a:hover,
a:focus {
	color: #005580;
	text-decoration: underline;
}

.img-rounded {
	-webkit-border-radius: 6px;
	-moz-border-radius: 6px;
	border-radius: 6px;
}

.img-polaroid {
	padding: 4px;
	background-color: #fff;
	border: 1px solid #ccc;
	border: 1px solid rgba(0, 0, 0, 0.2);
	-webkit-box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
	-moz-box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
	box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

p {
	margin: 0 0 10px;
}

small {
	font-size: 85%;
}

strong {
	font-weight: bold;
}

em {
	font-style: italic;
}

cite {
	font-style: normal;
}

h1,
h2,
h3,
h4,
h5,
h6 {
	font-family: inherit;
	font-weight: bold;
	line-height: 20px;
	color: inherit;
	text-rendering: optimizelegibility;
}

h1 {
	font-size: 2em;
	padding-bottom: .2em;
	border-bottom: 1px solid grey;
}

h1.title {
	padding-bottom: 1em;
	border-bottom: 0px;
}

h2 {
	font-size: 1.5em;
}

h3 {
	font-size: 1.3em;
	font-family: Georgia, serif;
	font-style: italic;
  /*font-weight:normal;*/;
}

h4 {
	font-size: 1.3em;
}

h5 {
	font-size: 1.2em;
}

h6 {
	font-size: 1.1em;
}

ul,
ol {
	padding: 0;
	margin: 0 0 10px 25px;
}

ul ul,
ul ol,
ol ol,
ol ul {
	margin-bottom: 0;
}

li {
	line-height: 20px;
}

dl {
	margin-bottom: 20px;
}

dt,
dd {
	line-height: 20px;
}

dt {
	font-weight: bold;
}

dd {
	margin-left: 10px;
}

hr {
	margin: 20px 0;
	border: 0;
	border-top: 1px solid #eeeeee;
	border-bottom: 1px solid #ffffff;
}

abbr[title],
abbr[data-original-title] {
	cursor: help;
	border-bottom: 1px dotted #999999;
}

abbr.initialism {
	font-size: 90%;
	text-transform: uppercase;
}

blockquote {
	padding: 0 0 0 15px;
	margin: 0 0 20px;
	border-left: 5px solid #eeeeee;
}

blockquote p {
	margin-bottom: 0;
	font-size: 17.5px;
	font-weight: 300;
	line-height: 1.25;
}

q:before,
q:after,
blockquote:before,
blockquote:after {
	content: "";
}

address {
	display: block;
	margin-bottom: 20px;
	font-style: normal;
	line-height: 20px;
}

code,
pre {
	padding: 0 3px 2px;
	font-family: Monaco, Menlo, Consolas, "Courier New", monospace;
	font-size: 12px;
	color: #333333;
	-webkit-border-radius: 3px;
	-moz-border-radius: 3px;
	border-radius: 3px;
}

code {
	padding: 2px 4px;
	color: #d14;
	white-space: nowrap;
	background-color: #f7f7f9;
	border: 1px solid #e1e1e8;
}

pre {
	display: block;
	padding: 9.5px;
	margin: 0 0 10px;
	font-size: 13px;
	line-height: 20px;
	word-break: break-all;
	word-wrap: break-word;
	white-space: pre;
	white-space: pre-wrap;
	background-color: #f5f5f5;
	border: 1px solid #ccc;
	border: 1px solid rgba(0, 0, 0, 0.15);
	-webkit-border-radius: 4px;
	-moz-border-radius: 4px;
	border-radius: 4px;
}

pre.prettyprint {
	margin-bottom: 20px;
}

pre code {
	padding: 0;
	color: inherit;
	white-space: pre;
	white-space: pre-wrap;
	background-color: transparent;
	border: 0;
}

.pre-scrollable {
	max-height: 340px;
	overflow-y: scroll;
}

table {
	max-width: 100%;
	background-color: transparent;
	border-collapse: collapse;
	border-spacing: 0;
}

.table {
	width: 100%;
	margin-bottom: 20px;
}

.table th,
.table td {
	padding: 8px;
	line-height: 20px;
	text-align: left;
	vertical-align: top;
	border-top: 1px solid #dddddd;
}

.table th {
	font-weight: bold;
}

.table thead th {
	vertical-align: bottom;
}

.table caption + thead tr:first-child th,
.table caption + thead tr:first-child td,
.table colgroup + thead tr:first-child th,
.table colgroup + thead tr:first-child td,
.table thead:first-child tr:first-child th,
.table thead:first-child tr:first-child td {
	border-top: 0;
}

.table tbody + tbody {
	border-top: 2px solid #dddddd;
}

.table .table {
	background-color: #ffffff;
}

.table-condensed th,
.table-condensed td {
	padding: 4px 5px;
}

.table-bordered {
	border: 1px solid #dddddd;
	border-collapse: separate;
	*border-collapse: collapse;
	border-left: 0;
	-webkit-border-radius: 4px;
	-moz-border-radius: 4px;
	border-radius: 4px;
}

.table-bordered th,
.table-bordered td {
	border-left: 1px solid #dddddd;
}

.table-bordered caption + thead tr:first-child th,
.table-bordered caption + tbody tr:first-child th,
.table-bordered caption + tbody tr:first-child td,
.table-bordered colgroup + thead tr:first-child th,
.table-bordered colgroup + tbody tr:first-child th,
.table-bordered colgroup + tbody tr:first-child td,
.table-bordered thead:first-child tr:first-child th,
.table-bordered tbody:first-child tr:first-child th,
.table-bordered tbody:first-child tr:first-child td {
	border-top: 0;
}

.table-bordered thead:first-child tr:first-child > th:first-child,
.table-bordered tbody:first-child tr:first-child > td:first-child,
.table-bordered tbody:first-child tr:first-child > th:first-child {
	-webkit-border-top-left-radius: 4px;
	border-top-left-radius: 4px;
	-moz-border-radius-topleft: 4px;
}

.table-bordered thead:first-child tr:first-child > th:last-child,
.table-bordered tbody:first-child tr:first-child > td:last-child,
.table-bordered tbody:first-child tr:first-child > th:last-child {
	-webkit-border-top-right-radius: 4px;
	border-top-right-radius: 4px;
	-moz-border-radius-topright: 4px;
}

.table-bordered thead:last-child tr:last-child > th:first-child,
.table-bordered tbody:last-child tr:last-child > td:first-child,
.table-bordered tbody:last-child tr:last-child > th:first-child,
.table-bordered tfoot:last-child tr:last-child > td:first-child,
.table-bordered tfoot:last-child tr:last-child > th:first-child {
	-webkit-border-bottom-left-radius: 4px;
	border-bottom-left-radius: 4px;
	-moz-border-radius-bottomleft: 4px;
}

.table-bordered thead:last-child tr:last-child > th:last-child,
.table-bordered tbody:last-child tr:last-child > td:last-child,
.table-bordered tbody:last-child tr:last-child > th:last-child,
.table-bordered tfoot:last-child tr:last-child > td:last-child,
.table-bordered tfoot:last-child tr:last-child > th:last-child {
	-webkit-border-bottom-right-radius: 4px;
	border-bottom-right-radius: 4px;
	-moz-border-radius-bottomright: 4px;
}

.table-bordered tfoot + tbody:last-child tr:last-child td:first-child {
	-webkit-border-bottom-left-radius: 0;
	border-bottom-left-radius: 0;
	-moz-border-radius-bottomleft: 0;
}

.table-bordered tfoot + tbody:last-child tr:last-child td:last-child {
	-webkit-border-bottom-right-radius: 0;
	border-bottom-right-radius: 0;
	-moz-border-radius-bottomright: 0;
}

.table-bordered caption + thead tr:first-child th:first-child,
.table-bordered caption + tbody tr:first-child td:first-child,
.table-bordered colgroup + thead tr:first-child th:first-child,
.table-bordered colgroup + tbody tr:first-child td:first-child {
	-webkit-border-top-left-radius: 4px;
	border-top-left-radius: 4px;
	-moz-border-radius-topleft: 4px;
}

.table-bordered caption + thead tr:first-child th:last-child,
.table-bordered caption + tbody tr:first-child td:last-child,
.table-bordered colgroup + thead tr:first-child th:last-child,
.table-bordered colgroup + tbody tr:first-child td:last-child {
	-webkit-border-top-right-radius: 4px;
	border-top-right-radius: 4px;
	-moz-border-radius-topright: 4px;
}

.table-striped tbody > tr:nth-child(odd) > td,
.table-striped tbody > tr:nth-child(odd) > th {
	background-color: #f9f9f9;
}

.table-hover tbody tr:hover > td,
.table-hover tbody tr:hover > th {
	background-color: #f5f5f5;
}

table td[class*="span"],
table th[class*="span"],
.row-fluid table td[class*="span"],
.row-fluid table th[class*="span"] {
	display: table-cell;
	float: none;
	margin-left: 0;
}

.hero-unit {
	padding: 60px;
	margin-bottom: 30px;
	font-size: 18px;
	font-weight: 200;
	line-height: 30px;
	color: inherit;
	background-color: #eeeeee;
	-webkit-border-radius: 6px;
	-moz-border-radius: 6px;
	border-radius: 6px;
}

.hero-unit h1 {
	margin-bottom: 0;
	font-size: 60px;
	line-height: 1;
	letter-spacing: -1px;
	color: inherit;
}

.hero-unit li {
	line-height: 30px;
}


/* rst2html default 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;
}

object[type="image/svg+xml"], object[type="application/x-shockwave-flash"] {
	overflow: hidden;
}

/* 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.note, div.warning {
	margin: 1.5em 0px;
	border: none;
}

div.note p.admonition-title,
div.warning p.admonition-title {
	display: none;
}

/* Clearfix
 * http://css-tricks.com/snippets/css/clear-fix/
 */

div.note:after,
div.warning:after {
	content: "";
	display: table;
	clear: both;
}

div.note p:before,
div.warning p:before {
	display: block;
	float: left;
	font-size: 4em;
	line-height: 1em;
	margin-right: 20px;
	margin-left: 0em;
	margin-top: -10px;
	content: '\0270D';
 /*handwriting*/;
}

div.warning p:before {
	content: '\026A0';
 /*warning*/;
}

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, .code .error {
	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: 0 0 0.5em 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, .figure.align-left, object.align-left {
	clear: left;
	float: left;
	margin-right: 1em;
}

img.align-right, .figure.align-right, object.align-right {
	clear: right;
	float: right;
	margin-left: 1em;
}

img.align-center, .figure.align-center, object.align-center {
	display: block;
	margin-left: auto;
	margin-right: auto;
}

.align-left {
	text-align: left;
}

.align-center {
	clear: both;
	text-align: center;
}

.align-right {
	text-align: right;
}

/* reset inner alignment in figures */
div.align-right {
	text-align: inherit;
}

/* div.align-center * { */
/*   text-align: left } */

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: inherit;
}

pre.literal-block, pre.doctest-block, pre.math, pre.code {
	margin-left: 2em;
	margin-right: 2em;
}

pre.code .ln {
	color: grey;
} /* line numbers */
pre.code, code {
	background-color: #eeeeee;
}

pre.code .comment, code .comment {
	color: #5C6576;
}

pre.code .keyword, code .keyword {
	color: #3B0D06;
	font-weight: bold;
}

pre.code .literal.string, code .literal.string {
	color: #0C5404;
}

pre.code .name.builtin, code .name.builtin {
	color: #352B84;
}

pre.code .deleted, code .deleted {
	background-color: #DEB0A1;
}

pre.code .inserted, code .inserted {
	background-color: #A3D289;
}

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%;
}

ul.auto-toc {
	list-style-type: none;
}

.code .pygments-hll {
	background-color: #ffffcc;
}

.code .pygments-c {
	color: #60a0b0;
	font-style: italic;
} /* Comment */
.code .pygments-err {
	border: 1px solid #FF0000;
} /* Error */
.code .pygments-k {
	color: #007020;
	font-weight: bold;
} /* Keyword */
.code .pygments-o {
	color: #666666;
} /* Operator */
.code .pygments-cm {
	color: #60a0b0;
	font-style: italic;
} /* Comment.Multiline */
.code .pygments-cp {
	color: #007020;
} /* Comment.Preproc */
.code .pygments-c1 {
	color: #60a0b0;
	font-style: italic;
} /* Comment.Single */
.code .pygments-cs {
	color: #60a0b0;
	background-color: #fff0f0;
} /* Comment.Special */
.code .pygments-gd {
	color: #A00000;
} /* Generic.Deleted */
.code .pygments-ge {
	font-style: italic;
} /* Generic.Emph */
.code .pygments-gr {
	color: #FF0000;
} /* Generic.Error */
.code .pygments-gh {
	color: #000080;
	font-weight: bold;
} /* Generic.Heading */
.code .pygments-gi {
	color: #00A000;
} /* Generic.Inserted */
.code .pygments-go {
	color: #888888;
} /* Generic.Output */
.code .pygments-gp {
	color: #c65d09;
	font-weight: bold;
} /* Generic.Prompt */
.code .pygments-gs {
	font-weight: bold;
} /* Generic.Strong */
.code .pygments-gu {
	color: #800080;
	font-weight: bold;
} /* Generic.Subheading */
.code .pygments-gt {
	color: #0044DD;
} /* Generic.Traceback */
.code .pygments-kc {
	color: #007020;
	font-weight: bold;
} /* Keyword.Constant */
.code .pygments-kd {
	color: #007020;
	font-weight: bold;
} /* Keyword.Declaration */
.code .pygments-kn {
	color: #007020;
	font-weight: bold;
} /* Keyword.Namespace */
.code .pygments-kp {
	color: #007020;
} /* Keyword.Pseudo */
.code .pygments-kr {
	color: #007020;
	font-weight: bold;
} /* Keyword.Reserved */
.code .pygments-kt {
	color: #902000;
} /* Keyword.Type */
.code .pygments-m {
	color: #40a070;
} /* Literal.Number */
.code .pygments-s {
	color: #4070a0;
} /* Literal.String */
.code .pygments-na {
	color: #4070a0;
} /* Name.Attribute */
.code .pygments-nb {
	color: #007020;
} /* Name.Builtin */
.code .pygments-nc {
	color: #0e84b5;
	font-weight: bold;
} /* Name.Class */
.code .pygments-no {
	color: #60add5;
} /* Name.Constant */
.code .pygments-nd {
	color: #555555;
	font-weight: bold;
} /* Name.Decorator */
.code .pygments-ni {
	color: #d55537;
	font-weight: bold;
} /* Name.Entity */
.code .pygments-ne {
	color: #007020;
} /* Name.Exception */
.code .pygments-nf {
	color: #06287e;
} /* Name.Function */
.code .pygments-nl {
	color: #002070;
	font-weight: bold;
} /* Name.Label */
.code .pygments-nn {
	color: #0e84b5;
	font-weight: bold;
} /* Name.Namespace */
.code .pygments-nt {
	color: #062873;
	font-weight: bold;
} /* Name.Tag */
.code .pygments-nv {
	color: #bb60d5;
} /* Name.Variable */
.code .pygments-ow {
	color: #007020;
	font-weight: bold;
} /* Operator.Word */
.code .pygments-w {
	color: #bbbbbb;
} /* Text.Whitespace */
.code .pygments-mf {
	color: #40a070;
} /* Literal.Number.Float */
.code .pygments-mh {
	color: #40a070;
} /* Literal.Number.Hex */
.code .pygments-mi {
	color: #40a070;
} /* Literal.Number.Integer */
.code .pygments-mo {
	color: #40a070;
} /* Literal.Number.Oct */
.code .pygments-sb {
	color: #4070a0;
} /* Literal.String.Backtick */
.code .pygments-sc {
	color: #4070a0;
} /* Literal.String.Char */
.code .pygments-sd {
	color: #4070a0;
	font-style: italic;
} /* Literal.String.Doc */
.code .pygments-s2 {
	color: #4070a0;
} /* Literal.String.Double */
.code .pygments-se {
	color: #4070a0;
	font-weight: bold;
} /* Literal.String.Escape */
.code .pygments-sh {
	color: #4070a0;
} /* Literal.String.Heredoc */
.code .pygments-si {
	color: #70a0d0;
	font-style: italic;
} /* Literal.String.Interpol */
.code .pygments-sx {
	color: #c65d09;
} /* Literal.String.Other */
.code .pygments-sr {
	color: #235388;
} /* Literal.String.Regex */
.code .pygments-s1 {
	color: #4070a0;
} /* Literal.String.Single */
.code .pygments-ss {
	color: #517918;
} /* Literal.String.Symbol */
.code .pygments-bp {
	color: #007020;
} /* Name.Builtin.Pseudo */
.code .pygments-vc {
	color: #bb60d5;
} /* Name.Variable.Class */
.code .pygments-vg {
	color: #bb60d5;
} /* Name.Variable.Global */
.code .pygments-vi {
	color: #bb60d5;
} /* Name.Variable.Instance */
.code .pygments-il {
	color: #40a070;
} /* Literal.Number.Integer.Long */

I'd like to use this in a project I'm working on. Is this in the public domain?