My custom CSS added to GitHub's for KaTex to use when viewing markdown files

KaTeX.css

/*  
    GitHub default
*/
*{margin:0;padding:0;}
body {
	font:13.34px helvetica,arial,freesans,clean,sans-serif;
	color:black;
	line-height:1.4em;
	background-color: #F8F8F8;
	padding: 0.7em;
}
p {
	margin:1em 0;
	line-height:1.5em;
}
table {
	font-size:inherit;
	font:100%;
	margin:1em;
}
table th{border-bottom:1px solid #bbb;padding:.2em 1em;}
table td{border-bottom:1px solid #ddd;padding:.2em 1em;}
input[type=text],input[type=password],input[type=image],textarea{font:99% helvetica,arial,freesans,sans-serif;}
select,option{padding:0 .25em;}
optgroup{margin-top:.5em;}
pre,code{font:12px Monaco,"Courier New","DejaVu Sans Mono","Bitstream Vera Sans Mono",monospace;}
pre {
	margin:1em 0;
	font-size:12px;
	background-color:#eee;
	border:1px solid #ddd;
	padding:5px;
	line-height:1.5em;
	color:#444;
	overflow:auto;
	-webkit-box-shadow:rgba(0,0,0,0.07) 0 1px 2px inset;
	-webkit-border-radius:3px;
	-moz-border-radius:3px;border-radius:3px;
}
pre code {
	padding:0;
	font-size:12px;
	background-color:#eee;
	border:none;
}
code {
	font-size:12px;
	background-color:#f8f8ff;
	color:#444;
	padding:0 .2em;
	border:1px solid #dedede;
}
img{border:0;max-width:100%;}
abbr{border-bottom:none;}
a{color:#4183c4;text-decoration:none;}
a:hover{text-decoration:underline;}
a code,a:link code,a:visited code{color:#4183c4;}
h2,h3{margin:1em 0;}
h1,h2,h3,h4,h5,h6{border:0;}
h1{font-size:170%;border-top:4px solid #aaa;padding-top:.5em;margin-top:1.5em;}
h1:first-child{margin-top:0;padding-top:.25em;border-top:none;}
h2{font-size:150%;margin-top:1.5em;border-bottom:1px solid #ddd;padding-bottom:.5em;}
h3{margin-top:1em;}
hr{height:0;margin:15px 0;overflow:hidden;background:transparent;border:0;border-bottom:4px solid #ddd;}
ul{margin:1em 0 1em 2em;}
ol{margin:1em 0 1em 2em;}
ul li,ol li{margin-top:.5em;margin-bottom:.5em;}
ul ul,ul ol,ol ol,ol ul{margin-top:0;margin-bottom:0;}
blockquote{margin:1em 0;border-left:5px solid #ddd;padding-left:.6em;color:#555;}
dt{font-weight:bold;margin-left:1em;}
dd{margin-left:2em;margin-bottom:1em;}
@media screen and (min-width: 768px) {
    body {
        width: 748px;
        margin:10px auto;
    }
}

/*
github.css
github.com style (c) Vasily Polovnyov <vast@whiteants.net>

*/

.hljs {
  display: block;
  overflow-x: auto;
  padding: 0.5em;
  color: #333;
  background: #f8f8f8;
}

.hljs-comment,
.hljs-quote {
  color: #998;
  font-style: italic;
}

.hljs-keyword,
.hljs-selector-tag,
.hljs-subst {
  color: #333;
  font-weight: bold;
}

.hljs-number,
.hljs-literal,
.hljs-variable,
.hljs-template-variable,
.hljs-tag .hljs-attr {
  color: #008080;
}

.hljs-string,
.hljs-doctag {
  color: #d14;
}

.hljs-title,
.hljs-section,
.hljs-selector-id {
  color: #900;
  font-weight: bold;
}

.hljs-subst {
  font-weight: normal;
}

.hljs-type,
.hljs-class .hljs-title {
  color: #458;
  font-weight: bold;
}

.hljs-tag,
.hljs-name,
.hljs-attribute {
  color: #000080;
  font-weight: normal;
}

.hljs-regexp,
.hljs-link {
  color: #009926;
}

.hljs-symbol,
.hljs-bullet {
  color: #990073;
}

.hljs-built_in,
.hljs-builtin-name {
  color: #0086b3;
}

.hljs-meta {
  color: #999;
  font-weight: bold;
}

.hljs-deletion {
  background: #fdd;
}

.hljs-addition {
  background: #dfd;
}

.hljs-emphasis {
  font-style: italic;
}

.hljs-strong {
  font-weight: bold;
}

/*
    Added Content
*/
body {
    width: 80%;
}

blockquote {
    background: #EEE;
}

blockquote p > span {
    display: block;
}

span.katex > span {
    display: block;
}

table tr td {
    margin: 0%;
    padding: 0%;
}

@media print {
    body {
        width: 100%;
        background: white;
    }
}