@font-face {
	font-family: 'ToonAlias';
	src: url(/font/ToonAlias.woff2);
	font-display: swap;
}

html {
	font-family: 'Roboto', sans-serif;
	font-size: 17px;
}

body {
	background-color: #FAFAFA;
	padding: 0;
	margin: 0;
	min-height: 100%;
}

#content {
	max-width: 1000px;
	padding: 0 1em;
	margin: 0.25em auto;
}

#content.article-content {
	max-width: 875px;
}

h1, h2, h3, h4, h5 {
	font-family: 'Heebo', sans-serif;
	color: #272822;
}

h1 {
	font-size: 2em;
}

h2 {
	font-size: 1.5em;
	clear: left;
}

h3 {
	font-size: 1.25em;
	clear: left;
}

/* Thanks: https://css-tricks.com/snippets/css/prevent-superscripts-and-subscripts-from-affecting-line-height/ */

sup, sub {
	vertical-align: baseline;
	position: relative;
	top: -0.4em;
}

sub { 
top: 0.4em; 
}

img {
	object-fit: contain;
}

p, aside {
	line-height: 2em;
	color: #272822;
}

li code, p code, td code, aside.commentary > code, aside.commentary :not(pre) > code {
	font-family: 'JetBrains Mono', Hack, Consolas, Monaco, 'Andale Mono', 'Ubuntu Mono', monospace;
	padding: 0.25em;
	background: #e4deda;
	border-radius: 0.25em;
	font-variant-ligatures: none;
}

div.code-toolbar pre code {
	font-size: 15px;
	font-family: 'JetBrains Mono', Hack, Consolas, Monaco, 'Andale Mono', 'Ubuntu Mono', monospace;
	font-variant-ligatures: none;
}

li {
	line-height: 2em;
	color: #272822;
}

a {
	/* color: #99385E; */
	 color: #4273B8; 
}

footer {
	color: #525252;
	background-color: #EDE8E4;
	text-align: center;
	margin-top: 2em;
	padding: 1.5em 1em;
	font-size: 14px;
}

footer a {
	color: #893456;
}

body > header {
	background-image: linear-gradient(90deg, #5284C4, #448CCB);
	color: white;
	box-shadow: 0 5px 5px #EEEEEE;
	width: 100%;
}

header #title-group {
	display: flex;
	justify-content: space-between;
	max-width: 1000px;
	padding: 0 1em;
	margin: 0 auto;
	flex-wrap: nowrap;
}

#site-title {
	margin: 10px 0 0 0;
	text-shadow: 1px 1px 8px rgba(0, 0, 0, 0.15);
	font-size: 1.75em;
	font-family: 'Heebo', sans-serif;
}

#site-title a {
	background-image: url(/img/logo.png);
	background-size: contain;
	background-repeat: no-repeat;
	padding-left: 65px;

}

#site-title strong {
	font-weight: 400;
}

#banner {
	flex: 0 5 45%;
	background-size: contain;
	background-position: bottom;
	background-repeat: no-repeat;
	opacity: 1;
	transition: opacity 1s;
}

#banner-social-links {
	margin: auto 0 auto 20px;
	display: grid; 
	grid-template-columns: 33% 34% 33%; 
	grid-template-rows: 50% 50%; 
	align-items: center; 
	justify-items: center;
}

header a {
	color: white;
	text-decoration: none;
}

nav.main-menu {
	margin: 0;
	padding: 0;
}

nav.main-menu ul {
	display: inline;
	margin: 10px 0;
	padding: 0;
}

nav.main-menu li:first-of-type {
	padding-left: 0;
}

nav.main-menu li:last-of-type {
	border-right: none;
}

nav.main-menu li {
	display: inline;
	padding-left: 0.5em;
	padding-right: 0.5em;
	border-right: 1px solid rgba(255, 255, 255, 0.5);
}

nav.main-menu li a {
	font-weight: 300;
}

nav.main-menu .material-icons {
	font-size: 2em;
	padding: 0;
	margin: 0;
}

.material-icons {
	line-height: 1em;
}

nav.main-menu li.active a {
	color: #F9D66C;
	font-weight: 700;
	text-decoration: underline
}

#hero {
	background-color: #5284C4;
	width: 100%;
	text-align: center;
	margin: 0;
}

#hero .title {
	padding: 2em;
}

#hero .title h1 {
	color: white;
	font-size: 2.5em;
	font-family: 'Roboto', sans-serif;
	font-weight: 100;
	padding: 2em 0 1em 0;
}

#hero .title h1 strong {
	font-weight: 400;
}

#hero .title h2 {
	color: white;
	font-family: 'Roboto', sans-serif;
	font-weight: 300;
}

nav#hero-menu {
	padding: 1em 0;
}

nav#hero-menu a {
	color: white;
}

nav#hero-menu ul {
	margin: 0;
	padding: 0;
	width: 100%;
	display: flex;
}

nav#hero-menu li {
	flex-grow: 1;
	display: block;
	list-style-type: none;
}

a.hero-nav-item {
	display: block;
	width: 100%;
	text-decoration: none;
}

a.hero-nav-item i.material-icons {
	display:block;	
	font-size: 3em;
}

#leanpub-button {
	background-position: center center; 
	background-color: #B55747;
	display: block;
	color: white; 
	padding: 1em; 
	font-weight: bold; 
	text-align: center; 
	border-radius: 3em; 
	box-shadow: 5px 5px 5px rgba(0, 0, 0, 0.2);
	text-decoration: none;
}

#leanpub-button:hover {
	text-decoration: underline;
}

#main-page-leanpub-announcement {
	float: right;
	transition: 0.5s;
}

#home-main {
	margin: 0;
	padding: 0;
}

#home-recent {
	margin: 0 auto;
	width: 100%;
	display: grid;
	justify-content: space-between;
	grid-template-columns: 33% 32% 33%;
	grid-gap: 0.5em;
}

#home-recent .recent-label {
	padding: 0;
	margin: 0;
	color: white;
	text-align: center;
	font-size: 0.75em;
	text-transform: uppercase;
	padding: 0.25em;
	background: #E59B51;
}

#home-recent .recent-content {
	margin: 0.75em;
}

#home-recent article {
	float: left;
	width: 100%;
	outline: #E59B51 solid 3px;
	background: #f6e7cb;
}

#home-recent h3 {
	margin: 0;
}

#home-recent summary {
	margin: 1em 0;
	font-size: 0.75em;
	line-height: 1.75em;
}

.block-anchor {
	display: block;
	width: 100%;
	text-decoration: none;
	color: inherit;
}

a.read-more {
	display: block;
	text-align: right;
}

.news-bullet {
	margin-top: 1em;
	display: flex;
	width: 100%;
}

.bullet-image {
	width: 3em;
}

.bullet-image i.material-icons {
	color: rgba(39, 40, 34, 0.4);
	font-size: 3em;
}

.bullet-content {
	margin-left: 1em;
}

.bullet-content > p {
	margin: 0;
}

aside.toc {
	float: right;
	clear: right;
	margin-left: 1em;
	background: #F5F2F0;
	font-size: 0.9rem;
}

aside.toc a {
	color: #D48F61;
	text-decoration: none;
}

aside.toc a:hover {
	text-decoration: underline;
}

aside.toc #TableOfContents {
	margin: 1em;
}

#TableOfContents > ul {
	margin: 0;
	padding: 0;
}

#TableOfContents > ul > li {
	list-style-type: none;
	margin: 0;
}

#TableOfContents > ul > li > ul {
	list-style-type: disc;
}

#TableOfContents > ul > li > ul > li > ul {
	list-style-type: circle;
}

#TableOfContents > ul > li > ul {
	list-style-type: disc;
}


aside.toc h4 {
	margin: 1em;
}

aside.toc nav#TableOfContents li {
	line-height: 1.5em;
}

table.code-comparison-table {
	width: 100%;
}

table.code-comparison-table.diagram-with-code {
	width: inherit;
}

table.code-comparison-table td {
	width: 50%;
	vertical-align: top;
}

table.code-comparison-table.diagram-with-code td {
	width: inherit;
	vertical-align: middle;
}

table.code-comparison-table td > p:empty {
	display:none;
}

table.code-list-table tr {
	padding: 0;
}

table.code-list-table td:first-of-type {
	padding-right: 1em;
}

article.news-summary p {
	font-size: 18px;
	font-style: italic;
}

article .read-more {
	font-size: 18px;
	text-align: right;
}

article .article-header .article-metadata {
	height: 60px;
	vertical-align: middle;
	float: right;
	font-size: 14px;
	line-height: 1.5em;
	color: #777777;
	text-align: right;
	margin: 0 2em 0 2em;
}

article .article-header .author-profile-pic {
	float: right;
	height: 60px;
	width: 60px;
	border-radius: 50%;
}

article .article-header #twitter-logo {
	color: white;
	float: right;
	width: 2.5em;
	margin: 0 0 2em 2em;
	border-radius: 10px;
}

article .article-header #rss-feed .material-icons {
	display: block;
	background: #fa8907;
	float: right;
	font-size: 2.5em;
	color: white;
	text-align: right;
	margin: 0 0 2em 0.25em;
	border-radius: 10px;
}

#concept-index-cols {
	width: 100%;
	display: flex;
	flex-wrap: wrap;
}

.concept-index-col {
	flex-grow: 1;
}

.concept-index-col > ul {
	margin-top: 0;
	margin-bottom: 0;
}

.concept-index-col > ul > li {
	list-style-type: none;
	font-family: 'Heebo', sans-serif;
	color: #272822;
	font-size: 2rem;
}

.concept-index-col > ul > li > ul {
	list-style-type: disc;
	color: #272822;
	font-size: 18px;
}

.concept-parens {
	font-size: 16px;
}

div.code-toolbar {
	position: relative;
}

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

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

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

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

div.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;
}

div.code-toolbar > .toolbar a,
div.code-toolbar > .toolbar button,
div.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;
}

div.code-toolbar {
	clear: both;
}

div.code-toolbar .toolbar .toolbar-item span {
	color: #7C7F6C;	
}

div.code-toolbar .toolbar .toolbar-item {
	text-align: right;
	font-size: 18px;
}

.typealias-as-logo {
	font-family: 'Roboto', sans-serif;
}

.typealias-as-logo .type {
	font-weight: 400;
}

.typealias-as-logo .alias {
	font-weight: 100;
}

.truth-table > table {
	border-collapse: collapse;
}

.truth-table table, 
.truth-table th, 
.truth-table td {
	border: 1px solid silver;
}

.truth-table th, 
.truth-table td {
	padding: 1em;
	text-align: center;
}

.truth-table table tr th {
	background: #EEEEEE;
}

.truth-table table tr td:first-of-type {
	background: #EEEEEE;	
}

.no-header-column table tr td:first-of-type {
	background: inherit;
}

mark {
	color: inherit;
	background: rgba(33, 66, 131, 0.85);
	/* 64, 128, 164 */
}

mark.error {
	color: inherit;
	background: transparent;
	outline: none;
	text-decoration-color: #B73F3C;
	text-decoration-line: underline;
	text-decoration-style: wavy;
	text-decoration-skip-ink: none;
}

mark.unresolved {
	color: #BC3F3C;
	background: inherit;
	border: none;
	outline: none;
}

span.highlight {
	background: rgba(249, 241, 108, 0.5);
}

blockquote {
	background: #F5F2F0;
	padding: 0.25em 1em 0.25em 2em;
	margin: 0;
	border-left: 0.25em solid #5284C4;
}

.flexcode {
	clear: both;
	display: flex;
	flex-direction: row;
	flex-wrap: wrap;
	justify-content: space-around;
	align-items: stretch;
}

.flexcode pre {
	margin: 1em;
}

.cc-window {
	box-shadow: 1px 1px 8px rgba(0, 0, 0, 0.3);
}

.side-image {
	float: right;
	margin: 0 0 1em 1em;
}

.side-image-left {
	float: left;
	margin: 0 1em 1em 0;
}

.footnotes {
	font-style: italic;
	font-size: 0.8em;
}

.footnotes li {
	line-height: 1.55em;
	margin-bottom: 1.25em;
}

.footnotes code {
	font-size: 0.8em;
}

.footnotes sup {
  vertical-align: baseline;
  position: relative;
  top: -0.35em;
}

img.constrained-width, svg.constrained-width {
	max-width: 100%;
	max-height: 100%;
	height: auto;
}

img.code-anatomy, svg.code-anatomy {
	max-width: 100%;
	border-radius: 0.3em;
}

.elevated {
	box-shadow: 1px 1px 8px rgba(0, 0, 0, 0.3);
}

.home-article-summary {
	margin: 1em;
	padding: 1em;
	background: #F5F2F0;
}

img.home-share {
	max-width: 500px;
	margin-bottom: 1em;
}

a.home-link {
	display: block;
	font-weight: bold;
}

.home-profile {
	float: right;
	height: 100px;
	width: 100px;
	border-radius: 50%;
}

.latest-articles ul {
	padding-left: 0;
}

.latest-articles a {
	font-weight: bold;
}

.latest-articles .bullet-content p {
	font-style: italic;
}

#concept-recent a {
	font-family: 'Heebo', sans-serif;
	list-style-type: disc;
	color: #5284C4;
	font-size: 24px;
}

#article-header-side {
	float: right;
}

#share-this-article p {
	margin: 0.5em 0;
	font-family: 'Heebo', sans-serif;
}

.underline {
	outline: dotted 1px;
	padding: 1px;
}

.tt-yes {
	background-image: url(/img/yes.png);
	background-size: contain;
	background-repeat: no-repeat;
	padding-left: 1.5em;	
}

.tt-no {
	background-image: url(/img/no.png);
	background-size: contain;
	background-repeat: no-repeat;
	padding-left: 1.5em;	
}

.reviewer-instructions {
	margin: 1em;
	padding: 1em;
	background-color: #F5F2F0;
	border: 1px solid silver;
}

.code-copyright {
	background-color: #F5F2F0;
	padding: 1em;
	border-radius: 0.3em;
	font-size: 13px;
	font-style: italic;
}

aside.commentary {
	margin: 2em;
	padding: 1em;
	border: 0px solid;	
	border-radius: 10px;
}

aside.commentary, aside.commentary > p, aside.commentary > h3 {
	color: #272822;
}

aside.commentary h3 {
	margin-top: 0;
	padding: 0;
}

aside.commentary td {
	background-color: #FAFAFA;
}

aside.commentary div.truth-table code  {
	background: #F5F2F0;
}

aside.commentary code {
	border-radius: 0.25em;
}

aside.commentary.best-practice {
	background: #d2c7b8;
}

aside.commentary.best-practice a {
	color: #6D5C45;
}

aside.commentary.best-practice > code, aside.commentary.best-practice :not(pre) > code {
	background-color: #C0B09B88;
}

aside.commentary.for-the-nerds {
	background: #b8c9d2;
}

aside.commentary.for-the-nerds a {
	color: #45606D;
}

aside.commentary.for-the-nerds > code, aside.commentary.for-the-nerds :not(pre) > code {
	background-color: #98B1BE88;
}

aside.commentary.protip {
	background: #bcb8d2;
}


aside.commentary.protip a {
	color: #4B456D;
}

aside.commentary.protip > code, aside.commentary.protip :not(pre) > code {
	background-color: #9E98BE88;
}

aside.commentary.btw {
	background: #b8d2c1;
}

aside.commentary.btw a {
	color: #456D53;
}

aside.commentary.btw > code, aside.commentary.btw :not(pre) > code {
	background-color: #96BBA288;
}

aside.commentary.warning {
	background: #d2bab8;
}

aside.commentary.warning a {
	color: #6D4845;
}

aside.commentary.warning > code, aside.commentary.warning :not(pre) > code {
	background-color: #BE9B9888;
}

/*
:not(pre) > code[class*="language-"].error, pre[class*="language-"].error {
	background: #412c2c;
}
*/

pre[class*="language-"].listing {
	border-bottom-left-radius: 0;
	border-bottom-right-radius: 0;
	margin-bottom: 0;
}

pre[class*="language-"].listing .member {
	color: #9876AA;
}

pre[class*="language-"].listing .classname {
	color: #a9b7c6;
}

.code-box {
	position: relative;
}

.compiler-error-label {	
	position: absolute;
	top:1em;
	right:1em;
	border: 2px solid #C25C5C;
	padding: 0.5em;
	border-radius: 0.5em;
	color: #C25C5C;
	font-family: 'JetBrains Mono';
	font-size: 0.75em;
	
}

.code-listing-footer {
	background-color: #d4d1d0;
	/* #F5F2F0; */
	padding: 0.75em;
	border-bottom-left-radius: 0.3em;
	border-bottom-right-radius: 0.3em;
	font-size: 13px;
	font-style: italic;;
}

.code-listing-footer span.error {
	text-align: left;
}

.code-listing-footer span.listing-number {
	text-align: right;
}

.screenshot {
	max-width: 100%;
	border-radius: 0.3em;
}

.article-preview {
	border-radius: 1em;
	margin: 0.5em;
	background-color: #EDE8E4;
	/*background-color: #F5F2F0;*/
	max-width: 31%;
	transition: background 0.25s;
	position: relative;
}

.article-preview-content {
	padding: 1.5em;
}


.article-preview a {
	text-decoration: none;
	font-weight: normal;
}

.article-preview p {
	line-height: 1.5em;
	margin: 1.5em 0;
	max-height: calc(1.5em * 3);
	text-overflow: ellipsis;
	overflow: hidden;
	-webkit-box-orient: vertical;
	display: block;
	display: -webkit-box;
	overflow: hidden !important;
	-webkit-line-clamp: 3;
}

.article-preview h3 {
	margin-top: 0;
}

.article-preview:hover {
	background: #e4e1df;
	transition: background 0.25s;
}

.article-preview .bullet-preview-image img {
	max-width: 100%;
	margin: auto;
	display: block;
}

.latest-articles-container {
	clear: both;
	display: flex;
	flex-wrap: wrap;
}

#chapter-intro {
	border-top: 1px solid rgba(255, 255, 255, 0.85);
	background: linear-gradient(90deg, #5284C4, #448CCB);
	/* #4572a2; */
}

#chapter-intro-contents {
	max-width: 1000px;
	padding: 3em 1em 2em 1em;
	margin: auto;	
}

#chapter-label {
	font-family: 'Heebo', sans-serif;
	color: white;
	font-size: 1.75em;
}

#chapter-intro-contents h1 {
	color: white;
	font-size: 3em;
	margin: 0 0 0.25em 0;
	line-height: 1.25em;
	padding-bottom: 1em;
}

#chapter-cover-image {
	display: block;
	margin: auto;
}

#chapter-caption {
	color: rgba(255, 255, 255, 0.75);
	font-weight: 200;
	font-style: italic;
	text-align: center;
	margin-top: 1em;
}

a.cta-button {
	text-decoration: none;
	padding: 0.5em;
	display: inline-block;
	border-radius: 0.75em;
	background: #448CCB;
	color: white;
}

img.start-logo {
	max-width: 400px;
	float: right;
	margin: 0 0 1em 1em;	
}

#share-this-article ul {
	padding: 0;
	margin: 0;
	display: flex;
}

#share-this-article ul li {
	list-style-type: none;
	display: block;
	width: 52px;
	height: 52px;
	padding-right: 4px;
}

img.bordered {
	border: 2px solid #e4deda;
	border-radius: 0.3em;
}

.ribbon-wrapper {
	width: 7em;
	height: 8em;
	overflow: hidden;
	/* position: absolute; */
	float: right;
	display: block;
	top: 0;
	right: 0;
}

.ribbon {
    text-align: center;
    transform: rotate(45deg);
    position: relative;
    padding: 0.25em 0;
    right: 1em;
    top: 2em;
    width: 10em;
    background-color: #a7504b;
    color: white;
}

@media (max-width: 400px) {	
	.article-preview .ribbon-wrapper {
		display: none;
	}
}

@media (max-width: 625px) {
	#title-group {
		flex-wrap: wrap;
	}

	#banner-social-links {
		display: none;
	}

	#article-header-side {
		display: inline;
	}

	#main-page-leanpub-announcement {
		display: none;
	}
}

@media (max-width: 700px) {
	aside.toc {
		width: 100%;
	}
}

@media (max-width: 750px) {
	img.start-logo {
		float: none;
		max-width: 300px;
	}

	#main-page-leanpub-announcement {
		transform: scale(0.8);
	}
}

@media (max-width: 950px) {
	.article-preview {
		max-width: 100%;
	}

	table.code-comparison-table {
		display: inline;
	}

	table.code-comparison-table tbody {
		display:inline;
	}

	table.code-comparison-table tr {
		display: flex;
		flex-wrap: wrap;
	}

	table.code-comparison-table td {
		display: block;
		flex-grow: 1;
		max-width: 100%;		
	}

	table.code-comparison-table.diagram-with-code td {
		flex-grow: 0;
	}
}

@media (max-width: 1060px) {
	#banner {		
		opacity: 0;
		flex-basis: 0;
	}
}

@media print {
    .reviewer-instructions { page-break-after: always; }
}