prism.css

/* http://prismjs.com/download.html?themes=prism&languages=markup+css+clike+javascript&plugins=line-numbers+toolbar+previewer-base+previewer-color+previewer-gradient+show-language */
/**
 * prism.js default theme for JavaScript, CSS and HTML
 * Based on dabblet (http://dabblet.com)
 * @author Lea Verou
 */

code[class*="language-"],
pre[class*="language-"] {
	color: black;
	background: none;
	text-shadow: 0 1px white;
	font-family: Consolas, Monaco, 'Andale Mono', 'Ubuntu Mono', monospace;
	text-align: left;
	white-space: pre;
	word-spacing: normal;
	word-break: normal;
	word-wrap: normal;
	line-height: 1.5;

	-moz-tab-size: 4;
	-o-tab-size: 4;
	tab-size: 4;

	-webkit-hyphens: none;
	-moz-hyphens: none;
	-ms-hyphens: none;
	hyphens: none;
}

pre[class*="language-"]::-moz-selection, pre[class*="language-"] ::-moz-selection,
code[class*="language-"]::-moz-selection, code[class*="language-"] ::-moz-selection {
	text-shadow: none;
	background: #b3d4fc;
}

pre[class*="language-"]::selection, pre[class*="language-"] ::selection,
code[class*="language-"]::selection, code[class*="language-"] ::selection {
	text-shadow: none;
	background: #b3d4fc;
}

@media print {
	code[class*="language-"],
	pre[class*="language-"] {
		text-shadow: none;
	}
}

/* Code blocks */
pre[class*="language-"] {
	padding: 1em;
	margin: .5em 0;
	overflow: auto;
}

:not(pre) > code[class*="language-"],
pre[class*="language-"] {
	background: #f5f2f0;
}

/* Inline code */
:not(pre) > code[class*="language-"] {
	padding: .1em;
	border-radius: .3em;
	white-space: normal;
}

.token.comment,
.token.prolog,
.token.doctype,
.token.cdata {
	color: slategray;
}

.token.punctuation {
	color: #999;
}

.namespace {
	opacity: .7;
}

.token.property,
.token.tag,
.token.boolean,
.token.number,
.token.constant,
.token.symbol,
.token.deleted {
	color: #905;
}

.token.selector,
.token.attr-name,
.token.string,
.token.char,
.token.builtin,
.token.inserted {
	color: #690;
}

.token.operator,
.token.entity,
.token.url,
.language-css .token.string,
.style .token.string {
	color: #a67f59;
	background: hsla(0, 0%, 100%, .5);
}

.token.atrule,
.token.attr-value,
.token.keyword {
	color: #07a;
}

.token.function {
	color: #DD4A68;
}

.token.regex,
.token.important,
.token.variable {
	color: #e90;
}

.token.important,
.token.bold {
	font-weight: bold;
}
.token.italic {
	font-style: italic;
}

.token.entity {
	cursor: help;
}

pre.line-numbers {
	position: relative;
	padding-left: 3.8em;
	counter-reset: linenumber;
}

pre.line-numbers > code {
	position: relative;
}

.line-numbers .line-numbers-rows {
	position: absolute;
	pointer-events: none;
	top: 0;
	font-size: 100%;
	left: -3.8em;
	width: 3em; /* works for line-numbers below 1000 lines */
	letter-spacing: -1px;
	border-right: 1px solid #999;

	-webkit-user-select: none;
	-moz-user-select: none;
	-ms-user-select: none;
	user-select: none;

}

	.line-numbers-rows > span {
		pointer-events: none;
		display: block;
		counter-increment: linenumber;
	}

		.line-numbers-rows > span:before {
			content: counter(linenumber);
			color: #999;
			display: block;
			padding-right: 0.8em;
			text-align: right;
		}
pre.code-toolbar {
	position: relative;
}

pre.code-toolbar > .toolbar {
	position: absolute;
	top: .3em;
	right: .2em;
	transition: opacity 0.3s ease-in-out;
	opacity: 0;
}

pre.code-toolbar:hover > .toolbar {
	opacity: 1;
}

pre.code-toolbar > .toolbar .toolbar-item {
	display: inline-block;
}

pre.code-toolbar > .toolbar a {
	cursor: pointer;
}

pre.code-toolbar > .toolbar button {
	background: none;
	border: 0;
	color: inherit;
	font: inherit;
	line-height: normal;
	overflow: visible;
	padding: 0;
	-webkit-user-select: none; /* for button */
	-moz-user-select: none;
	-ms-user-select: none;
}

pre.code-toolbar > .toolbar a,
pre.code-toolbar > .toolbar button,
pre.code-toolbar > .toolbar span {
	color: #bbb;
	font-size: .8em;
	padding: 0 .5em;
	background: #f5f2f0;
	background: rgba(224, 224, 224, 0.2);
	box-shadow: 0 2px 0 0 rgba(0,0,0,0.2);
	border-radius: .5em;
}

pre.code-toolbar > .toolbar a:hover,
pre.code-toolbar > .toolbar a:focus,
pre.code-toolbar > .toolbar button:hover,
pre.code-toolbar > .toolbar button:focus,
pre.code-toolbar > .toolbar span:hover,
pre.code-toolbar > .toolbar span:focus {
	color: inherit;
	text-decoration: none;
}

.prism-previewer,
.prism-previewer:before,
.prism-previewer:after {
	position: absolute;
	pointer-events: none;
}
.prism-previewer,
.prism-previewer:after {
	left: 50%;
}
.prism-previewer {
	margin-top: -48px;
	width: 32px;
	height: 32px;
	margin-left: -16px;

	opacity: 0;
	-webkit-transition: opacity .25s;
	-o-transition: opacity .25s;
	transition: opacity .25s;
}
.prism-previewer.flipped {
	margin-top: 0;
	margin-bottom: -48px;
}
.prism-previewer:before,
.prism-previewer:after {
	content: '';
	position: absolute;
	pointer-events: none;
}
.prism-previewer:before {
	top: -5px;
	right: -5px;
	left: -5px;
	bottom: -5px;
	border-radius: 10px;
	border: 5px solid #fff;
	box-shadow: 0 0 3px rgba(0, 0, 0, 0.5) inset, 0 0 10px rgba(0, 0, 0, 0.75);
}

.prism-previewer:after {
	top: 100%;
	width: 0;
	height: 0;
	margin: 5px 0 0 -7px;
	border: 7px solid transparent;
	border-color: rgba(255, 0, 0, 0);
	border-top-color: #fff;
}
.prism-previewer.flipped:after {
	top: auto;
	bottom: 100%;
	margin-top: 0;
	margin-bottom: 5px;
	border-top-color: rgba(255, 0, 0, 0);
	border-bottom-color: #fff;
}
.prism-previewer.active {
	opacity: 1;
}
.prism-previewer-color {
	background-image: linear-gradient(45deg, #bbb 25%, transparent 25%, transparent 75%, #bbb 75%, #bbb), linear-gradient(45deg, #bbb 25%, #eee 25%, #eee 75%, #bbb 75%, #bbb);
	background-size: 10px 10px;
	background-position: 0 0, 5px 5px;
}
.prism-previewer-color:before {
	background-color: inherit;
	background-clip: padding-box;
}

.prism-previewer-gradient {
	background-image: linear-gradient(45deg, #bbb 25%, transparent 25%, transparent 75%, #bbb 75%, #bbb), linear-gradient(45deg, #bbb 25%, #eee 25%, #eee 75%, #bbb 75%, #bbb);
	background-size: 10px 10px;
	background-position: 0 0, 5px 5px;

	width: 64px;
	margin-left: -32px;
}
.prism-previewer-gradient:before {
	content: none;
}
.prism-previewer-gradient div {
	position: absolute;
	top: -5px;
	left: -5px;
	right: -5px;
	bottom: -5px;
	border-radius: 10px;
	border: 5px solid #fff;
	box-shadow: 0 0 3px rgba(0, 0, 0, 0.5) inset, 0 0 10px rgba(0, 0, 0, 0.75);
}