github3 css file

GitHub3.css

body {
    color: #333;
    font: 16px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
    padding: 30px;
    margin: 0;
    word-wrap: break-word;
}

body > *:first-child {
    margin-top: 0 !important;
}

body > *:last-child {
    margin-bottom: 0 !important;
}

a {
    background: transparent;
    color: #4183c4;
    text-decoration: none;
}

a:active,
a:hover {
    outline: 0 none;
    text-decoration: underline;
}

abbr[title] {
    border-bottom: 1px dotted;
}

b,
strong {
    font-weight: bold;
}

dfn {
    font-style: italic;
}
h1 {
    font-size: 2em;
    margin: 0.67em 0;
}
mark {
    background: #ff0;
    color: #000;
}
small {
    font-size: 80%;
}
sub, sup {
    font-size: 75%;
    line-height: 0;
    position: relative;
    vertical-align: baseline;
}
sup {
    top: -0.5em;
}
sub {
    bottom: -0.25em;
}
img {
    border: 0 none;
}
svg:not(:root) {
    overflow: hidden;
}
figure {
    margin: 1em 40px;
}
hr {
    box-sizing: content-box;
    height: 0;
}

code,
kbd,
pre,
samp {
    font-family: monospace,monospace;
    font-size: 1em;
}

pre {
    overflow: auto;
    font: 12px Consolas,"Liberation Mono",Menlo,Courier,monospace;
    margin-bottom: 0;
    margin-top: 0;
}

.absent {
    color: #c00;
}

.anchor {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    display: block;
    padding-right: 6px;
    padding-left: 30px;
    margin-left: -30px;
}

.anchor:focus {
    outline: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    position: relative;
    margin-top: 1em;
    margin-bottom: 16px;
    font-weight: 600;
    line-height: 1.4;
}

h1 .octicon-link,
h2 .octicon-link,
h3 .octicon-link,
h4 .octicon-link,
h5 .octicon-link,
h6 .octicon-link {
    display: none;
    color: #000;
    vertical-align: middle;
}

h1:hover .anchor,
h2:hover .anchor,
h3:hover .anchor,
h4:hover .anchor,
h5:hover .anchor,
h6:hover .anchor {
    padding-left: 8px;
    margin-left: -30px;
    line-height: 1;
    text-decoration: none;
}

h1:hover .anchor .octicon-link,
h2:hover .anchor .octicon-link,
h3:hover .anchor .octicon-link,
h4:hover .anchor .octicon-link,
h5:hover .anchor .octicon-link,
h6:hover .anchor .octicon-link {
    display: inline-block;
}

h1 tt,
h1 code,
h2 tt,
h2 code,
h3 tt,
h3 code,
h4 tt,
h4 code,
h5 tt,
h5 code,
h6 tt,
h6 code {
    font-size: inherit;
}

h1 {
    padding-bottom: 0.3em;
    font-size: 2.25em;
    line-height: 1.2;
    border-bottom: 1px solid #eee;
}

h2 {
    padding-bottom: 0.3em;
    font-size: 1.75em;
    line-height: 1.225;
    border-bottom: 1px solid #eee;
}

h3 {
    font-size: 1.5em;
    line-height: 1.43;
}

h4 {
    font-size: 1.25em;
}

h5 {
    font-size: 1em;
}

h6 {
    font-size: 1em;
    color: #777;
}

p,blockquote,
ul,ol,
dl,table,
pre {
    margin-top: 0;
    margin-bottom: 16px;
}

hr {
    height: 4px;
    padding: 0;
    margin: 16px 0;
    background-color: #e7e7e7;
    border: 0 none;
}

ul,
ol {
    padding-left: 2em;
}

ul.no-list,
ol.no-list {
    padding: 0;
    list-style-type: none;
}

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

li>p {
    margin-top: 16px;
}

dl {
    padding: 0;
}

dl dt {
    padding: 0;
    margin-top: 16px;
    font-size: 1em;
    font-style: italic;
    font-weight: bold;
}

dl dd {
    padding: 0 16px;
    margin-bottom: 16px;
}

blockquote {
    padding: 0 15px;
    color: #777;
    border-left: 4px solid #ddd;
}

blockquote>:first-child {
    margin-top: 0;
}

blockquote>:last-child {
    margin-bottom: 0;
}

table {
    display: block;
    width: 100%;
    overflow: auto;
    word-break: keep-all;
    border-collapse: collapse;
}

table th {
    font-weight: bold;
}

table th,
table td {
    padding: 6px 13px;
    border: 1px solid #ddd;
}

table tr {
    background-color: #fff;
    border-top: 1px solid #ccc;
}

table tr:nth-child(2n) {
    background-color: #f8f8f8;
}

img {
    max-width: 100%;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}

span.frame {
    display: block;
    overflow: hidden;
}

span.frame>span {
    display: block;
    float: left;
    width: auto;
    padding: 7px;
    margin: 13px 0 0;
    overflow: hidden;
    border: 1px solid #ddd;
}

span.frame span img {
    display: block;
    float: left;
}

span.frame span span {
    display: block;
    padding: 5px 0 0;
    clear: both;
    color: #333;
}

span.align-center {
    display: block;
    overflow: hidden;
    clear: both;
}

span.align-center>span {
    display: block;
    margin: 13px auto 0;
    overflow: hidden;
    text-align: center;
}

span.align-center span img {
    margin: 0 auto;
    text-align: center;
}

span.align-right {
    display: block;
    overflow: hidden;
    clear: both;
}

span.align-right>span {
    display: block;
    margin: 13px 0 0;
    overflow: hidden;
    text-align: right;
}

span.align-right span img {
    margin: 0;
    text-align: right;
}

span.float-left {
    display: block;
    float: left;
    margin-right: 13px;
    overflow: hidden;
}

span.float-left span {
    margin: 13px 0 0;
}

span.float-right {
    display: block;
    float: right;
    margin-left: 13px;
    overflow: hidden;
}

span.float-right>span {
    display: block;
    margin: 13px auto 0;
    overflow: hidden;
    text-align: right;
}

code,tt {
    padding: 0.2em 0;
    margin: 0;
    font-size: 85%;
    background-color: rgba(0,0,0,0.04);
    border-radius: 3px;
}

code:before,
code:after,
tt:before,
tt:after {
    letter-spacing: -0.2em;
    content: "\00a0";
}

code br,
tt br {
    display: none;
}

del code {
    text-decoration: inherit;
}

pre>code {
    padding: 0;
    margin: 0;
    font-size: 100%;
    word-break: normal;
    white-space: pre;
    background: transparent;
    border: 0;
}

pre {
    padding: 16px;
    overflow: auto;
    font-size: 85%;
    line-height: 1.45;
    background-color: #f7f7f7;
    border-radius: 3px;
    word-wrap: normal;
}

pre code,
pre tt {
    display: inline;
    max-width: initial;
    padding: 0;
    margin: 0;
    overflow: initial;
    line-height: inherit;
    word-wrap: normal;
    background-color: transparent;
    border: 0;
}

pre code:before,
pre code:after,
pre tt:before,
pre tt:after {
    content: normal;
}

@media screen and (min-width: 914px) {
    body {
        width: 854px;
        margin:0 auto;
    }
}
@media print {
	table, pre {
		page-break-inside: avoid;
	}
	pre {
		word-wrap: break-word;
	}
}