@font-face{
	font-family: "FontAwesome";
	src: local("FontAwesome"), url("/fonts/font-awesome.woff2") format("woff2");
	font-weight: normal;
	font-style: normal;
}

@font-face{
	/* Note: Don't use local() as a source, because our version fixes the font's strange default line-height */
	font-family: "League Spartan";
	src: url("/fonts/league-spartan-bold.woff2") format("woff2");
	font-weight: bold;
	font-style: normal;
}

@font-face{
	/* Note: Don't use local() as a source, because our version fixes the font's strange default line-height */
	font-family: "Crimson Pro";
	src: url("/fonts/crimson-pro.woff2") format("woff2");
	font-weight: normal;
	font-style: normal;
}

@font-face{
	/* Note: Don't use local() as a source, because our version fixes the font's strange default line-height */
	font-family: "Crimson Pro";
	src: url("/fonts/crimson-pro-bold.woff2") format("woff2");
	font-weight: bold;
	font-style: normal;
}

@font-face{
	/* Note: Don't use local() as a source, because our version fixes the font's strange default line-height */
	font-family: "Crimson Pro";
	src: url("/fonts/crimson-pro-italic.woff2") format("woff2");
	font-weight: normal;
	font-style: italic;
}

@font-face{
	/* Note: Don't use local() as a source, because our version fixes the font's strange default line-height */
	font-family: "Crimson Pro";
	src: url("/fonts/crimson-pro-bold-italic.woff2") format("woff2");
	font-weight: bold;
	font-style: italic;
}

@font-face{
	font-family: "Fira Mono";
	src: local("Fira Mono"), url("/fonts/fira-mono.woff2") format("woff2");
	font-weight: normal;
	font-style: normal;
}

@font-face{
	font-family: "Fira Mono";
	src: local("Fira Mono"), url("/fonts/fira-mono-bold.woff2") format("woff2");
	font-weight: bold;
	font-style: normal;
}

:root{
	--light-body-text: #222;
	--light-highlight: #1d6878;
	--light-button: #1d6878;
	--light-button-highlight: #3da5bb;
	--light-border: #222;
	--light-sub-text: #777;
	--light-body-bg: #e9e7e0;
	--light-input-hover: #000;
	--light-input-border: #777;
	--light-input-outline: #000;
	--dark-body-text: #fff;
	--dark-highlight: #3da5bb;
	--dark-button: #118460;
	--dark-button-highlight: #4ab089;
	--dark-border: #000;
	--dark-sub-text: #aaa;
	--dark-body-bg: #293542;
	--dark-input-border: #aaa;
	--dark-input-hover: #118460;
	--dark-input-outline: #fff;

	--body-text: var(--light-body-text);
	--highlight: var(--light-highlight);
	--button: var(--light-button);
	--button-highlight: var(--light-button-highlight);
	--border: var(--light-border);
	--sub-text: var(--light-sub-text);
	--body-bg: var(--light-body-bg);
	--input-hover: var(--light-input-hover);
	--input-border: var(--light-input-border);
	--input-outline: var(--light-input-outline);
}

@media(prefers-color-scheme: dark){
	:root{
		--body-text: var(--dark-body-text);
		--highlight: var(--dark-highlight);
		--button: var(--dark-button);
		--button-highlight: var(--dark-button-highlight);
		--border: var(--dark-border);
		--sub-text: var(--dark-sub-text);
		--body-bg: var(--dark-body-bg);
		--input-hover: var(--dark-input-hover);
		--input-border: var(--dark-input-border);
		--input-outline: var(--dark-input-outline);
	}
}

html{
	color: #222; /* fallback for IE */
	color: var(--body-text);
	font-family: "Crimson Pro", Georgia, serif;
	-webkit-hyphens: auto;
	hyphens: auto;
	font-size: 22px;
	line-height: 1.4;
	/* fallback for ie */
	background: #e9e7e0;
	background: var(--body-bg);
}

a,
a:link,
a:visited{
	color: inherit;
}

a:hover{
	color: var(--button-highlight);
}

a:focus{
	outline: 1px dashed var(--input-outline);
}

main{
	width: 100%;
	max-width: 60rem;
	box-sizing: border-box;
	text-align: justify;
	display: flex;
	flex-direction: column;
	font-variant-numeric: oldstyle-nums;
}

main.front-page{
	max-width: none;
	align-items: center;
}

section{
	display: flex;
	flex-direction: column;
}

main.front-page h1 ~ section{
	margin-left: auto;
	margin-right: auto;
	align-items: center;
	width: 50rem; /* for ie11 */
}

main.front-page > p,
main.front-page > picture img{
	width: 40rem;
	max-width: 100%; /* for responsive */
}

main > article{

	display: flex;
	flex-direction: column;
	align-items: center;
}

main > article > *{
	width: 100%;
	max-width: 40rem;
}

main ol ol{
	list-style-type: lower-latin;
}

main p, main ul, main ol, main li, main blockquote{
	margin-top: 1rem;
}

main p:first-child, main ul:first-child, main ol:first-child, main ul li:first-child, main ol li:first-child, main blockquote:first-child{
	margin-top: 0;
}

blockquote{
	margin: 1rem;
	background: rgba(0, 0, 0, .25);
	padding: 1rem;
	border-radius: .25rem;
	border: 1px solid rgba(255,255,255,.25);
}

ol > li > ul{
	list-style: disc; /* dark discs when nested in ol */
}

ol ol, ol ul, ul ul, ul ol{
	margin-left: 1.2rem;
}

h1,h2,h3,h4,h5,h6,.ebook h1 + p{
	-webkit-hyphens: none;
	hyphens: none;
}

body{
	padding: 0 2rem;
	display: flex;
	flex-direction: column;
	align-items: center;
}

body > header{
	background: #394451;
	display: flex;
	justify-content: space-around;
	border-bottom: 1px solid var(--border);
	padding: 1.5rem 0;
	box-shadow: 0 0 8px rgba(0, 0, 0, 1);
	position: relative;
	width: calc(100% + 2rem + 2rem);
	z-index: 100; /* to step on the splash box shadow */
}

body > header > a{
	background: url("/images/logo-full.svg");
	-webkit-filter: drop-shadow(1px 1px 0 rgba(0, 0, 0, .75));
	/* brightness(0) ensures the images are stark white when inverted, since the originals are usually not #000 */
	filter: brightness(0) invert(100%) drop-shadow(1px 1px 0 rgba(0, 0, 0, .75));
	height: 70px;
	width: 300px;
	background-size: contain;
	background-repeat: no-repeat;
	font-size: 0;
	transition: transform 200ms ease;
}

body > header > a:link,
body > header > a:visited{
	color: #fff; /* Contrast for accessibility */
}

body > header a:focus{
	outline: 1px dashed var(--input-outline);
}

body > header > a:hover{
	transform: scale(1.025) rotate(1deg);
}

header nav{
	font-family: "League Spartan";
	text-transform: lowercase;
	align-self: center;
	text-align: right;
	font-size: 0;
}

header nav li{
	color: rgba(255, 255, 255, .75);
	display: inline-block;

}

header nav li + li:before{
	content: "•";
	font-size: 16px;
	margin-left: 10px;
	margin-right: 10px;
}

header nav li a{
	text-decoration: none;
	font-size: 20px;
	transition: border 200ms ease, color 200ms ease;
}

header nav li a:link,
header nav li a:visited{
	color: rgba(255, 255, 255, .75);
	text-shadow: 1px 1px 0 rgba(0, 0, 0, .75);
	border-bottom: 5px solid rgba(0,0,0,0); /* for the transition */
}

header nav li a:hover,
header nav li a.highlighted:hover{
	color: #fff;
	border-bottom: 5px solid rgb(241, 168, 73);
	transition: none;
}

header nav li a.highlighted{
	color: #fff;
	border-bottom: 2px solid rgb(241, 168, 73);
}

article > h1{
	width: 100%;
	max-width: 100%;
}

main.front-page h1{
	text-align: center;
	background: #29292b url("/images/book.jpg") center / cover;
	background-image: image-set("/images/book.avif" type("image/avif"), "/images/book.jpg" type("image/jpeg"));
	border-bottom: 1px solid var(--border);
	box-shadow: 0 0 10px rgba(0, 0, 0, .75);
	width: calc(100% + 4rem);
	margin: 0;
	padding: 6rem;
	box-sizing: border-box;
	-webkit-hyphens: none;
	hyphens: none;
	line-height: 1.2;
	letter-spacing: 1px;
	color: #fff;
	font-size: 2.8rem;
	font-family: "League Spartan";
	text-shadow: 2px 2px 0 rgba(0, 0, 0, .75), 0 0 2px rgba(0, 0, 0, 1);
}

main.front-page > section > section{
	max-width: 100%;
}

main.front-page > section > section > div{
	display: flex;
	margin-top: 2rem;
	max-width: 100%;
}

main.front-page > section > section > div > div{
	max-width: 100%;
}

main.front-page > section > section figure{
	margin-top: 0;
	margin-left: 2rem;
	width: 400px;
	max-width: 100%;
	position: relative;
	align-self: center;
}

main.front-page > section > section figure.stacked{
	height: 229px;
}

main.front-page > section > section figure.stacked img.bottom,
main.front-page > section > section figure.stacked img.top{
	width: 316px;
	position: absolute;
}

main.front-page > section > section figure.stacked img.bottom{
	left: 0;
}

main.front-page > section > section figure.stacked img.top{
	top: 72px;
	left: 72px;
}

main.front-page > section > section figure.stacked img.arrow{
	border: none;
	box-shadow: none;
	position: absolute;
	right: 1rem;
	top: 1rem;
	width: 2.5rem;
}

main.front-page > section > section figure.oss{
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
}

main.front-page > section > section figure.oss img{
	border: none;
	box-shadow: none;
	width: 150px;
	display: inline;
	filter: drop-shadow(3px 3px 1px rgba(0, 0, 0, .25));
	margin: 1rem;
}

main.front-page > section > section figure img{
	width: auto;
	max-width: 100%;
	box-sizing: border-box;
	border-radius: 5px;
	border: 1px solid var(--border);
	box-shadow: 3px 3px 1px rgba(0, 0, 0, .25);
}

main.front-page > section > section p{
	width: 475px;
	max-width: 100%;
	text-align: justify;
}

main.front-page > section > section:first-of-type{
	margin-top: 4rem;
}

main.front-page > section > section + section{
	margin-top: 6rem;
}

main.front-page > img{
	width: 700px;
	max-width: 100%;
	margin: auto;
	margin-top: 4rem;
}

main.front-page > img + p{
	margin-top: 4rem;
}

main.front-page > section{
	max-width: 100%;
}

main.front-page > section > h2{
	font-family: "Crimson Pro", Georgia, serif;
	font-style: italic;
	font-size: 2.2rem;
	text-align: center;
	text-transform: none;
	font-weight: normal;
	max-width: 100%;
	border-top: 3px double var(--sub-text);
	border-bottom: 3px double var(--sub-text);
	padding: 2rem 4rem;
}

main.front-page > section > h2::before{
	margin-bottom: 3rem;
}


main.front-page > section > h2::after{
	margin-top: 3rem;
}

main.front-page > section > section > h3{
	text-align: center;
	font-size: 2rem;
	margin-top: 0;
}

main.center h1{
	margin-top: 4rem;
	border: none;
	padding: 0;
	margin-bottom: 0;
	text-align: center;
}

h1 a{
	text-decoration: none;
}

h1,h2,h3,h4,h5,h6{
	text-align: left;
}

h1 + p{
	margin-top: 2rem;
}

h1 + section > h2:first-child{
	margin-top: 0rem;
}

a.button,
.ebooks nav > a,
form button{
	font-style: normal;
	box-sizing: border-box;
	background-color: #1d6878; /* fallback for IE */
	background-color: var(--button);
	border-width: 0;
	border-radius: 5px;
	padding: 1rem 2rem;
	color: #fff;
	text-decoration: none;
	font-family: "League spartan", sans-serif;
	text-shadow: 1px 1px 0 rgba(0, 0, 0, .5);
	box-shadow: 2px 2px 0 #194149;
	position: relative;
	text-transform: lowercase;
	cursor: pointer;
	white-space: nowrap;
	font-size: 1rem;
}

.ebooks nav li.highlighted a:focus,
a.button:focus,
input[type="search"]:focus,
select:focus,
button:focus,
nav a[rel]:focus{
	outline: 1px dashed var(--input-outline);
}

select:-moz-focusring,
select::-moz-focus-inner{
	color: transparent !important;
	text-shadow: 0 0 0 var(--body-text) !important;
}

a.button:active,
.ebooks nav > a[href]:active,
form button:active{
	top: 2px;
	left: 2px;
	box-shadow: none;
}

a.button.next::after,
.ebooks nav > a:last-child::after{
	font-family: "FontAwesome";
	content: "\f061";
	transition: all 200ms ease;
	position: relative;
	left: 0;
	margin-left: .5rem;
}

a[href].button.next:hover::after,
.ebooks nav > a:last-child[href]::hover::after{
	left: .25rem;
	position: relative;
	transition: all 200ms ease;
}

.ebooks nav > a:first-child:before{
	font-family: "FontAwesome";
	content: "\f060";
	transition: all 200ms ease;
	position: relative;
	right: 0;
	margin-right: .5rem;
}

.ebooks nav > a:first-child[href]:hover::before{
	right: .25rem;
	position: relative;
	transition: all 200ms ease;
}

a.button.next:hover::after,
.ebooks nav > a:last-child[href]:hover::after{
	left: .25rem;
	position: relative;
	transition: all 200ms ease;
}

article nav ol li a:hover,
main.ebooks nav ol li a:hover,
main.ebooks nav ol li.highlighted a:hover,
a.button:hover,
.ebooks nav > a:hover,
form button:hover{
	/* fallback for ie */
	background-color: #288da4;
	background-color: var(--button-highlight);
}

.ebooks nav > a:not([href]){
	cursor: default;
	color: #efefef;
	box-shadow: none;
	background: #bbb url("/images/stripes-dark.svg");
}

code{
	font-family: "Fira Mono", monospace;
	font-size: .8rem;
	border: 1px solid rgba(255,255,255,.25);
	background: #333;
	border-radius: .25rem;
	white-space: nowrap;
	padding: 0 .25rem;
	color: #fff;
	margin: 0 .2rem;
}

main.front-page > a.button{
	align-self: center;
	margin-top: 4rem;
}

article.ebook ul,
article.ebook ol{
	list-style: none;
	margin-left: 0;
}

article.ebook #history li{
	display: table-row;
}

article.ebook #history li time,
article.ebook #history li p{
	display: table-cell;
	width: auto;
}

article.ebook #history li + li > *{
	padding-top: 1rem;
}

article.ebook #history li time{
	padding-right: 1rem;
	white-space: nowrap;
	text-align: right;
}

article.ebook section aside p::before{
	content: "(";
}
article.ebook section aside p::after{
	content: ")";
}

article.ebook section aside{
	margin-top: 1rem;
	color: var(--sub-text);
	text-align: right;
	font-style: italic;
	font-size: .9rem;
}

article.ebook > aside{
	width: 100%;
	max-width: 100%;
}

article.ebook > header{
	width: 100%;
	max-width: 100%;
	margin: auto;
	position: relative;
	overflow: hidden;
	min-height: 20rem;
	display: flex;
	align-items: center;
	justify-content: center;
	border: 1px solid var(--border);
	border-top: none;
	border-bottom-right-radius: .25rem;
	border-bottom-left-radius: .25rem;
	box-sizing: border-box;
}

article.ebook > header > hgroup{
	color: #fff;
	position: relative;
	z-index: 1;
	max-width: 75%;
	box-sizing: border-box;
	background: rgba(0, 0, 0, .75);
	padding: 2rem;
	text-align: center;
	letter-spacing: 1px;
	text-transform: uppercase;
	letter-spacing: 1px;
	margin: 2rem; /* for responsive */
}

article.ebook > header > hgroup > h2{
	font-size: 1.4rem;
	font-family: "League Spartan", sans-serif;
	line-height: 1;
	margin-top: 1rem;
	margin-left: 0;
}

article.ebook > header > hgroup a,
article.ebook > header > hgroup a:link,
article.ebook > header > hgroup a:visited{
	color: inherit;
	text-decoration: none;
}

article.ebook > header img{
	top: 0;
	left: 0;
	position: absolute;
	z-index: 0;
	height: 100%;
	width: auto;
	object-fit: cover;
	max-width: 100%;
}

article.ebook section#details ul{
	display: flex;
	flex-wrap: wrap;
	margin-top: 0;
	margin-left: -2rem;
}

article.ebook section#details ul li{
	width: calc(50% - 2rem);
	margin-top: 1rem;
	margin-left: 2rem;
}

article.ebook section#download ul{
	margin-top: 0;
}

article.ebook section#download li{
	display: table-row;
}

article.ebook section#download li span{
	display: table-cell;
	vertical-align: top;
	padding-top: 2rem;
}

article.ebook section#download li span:first-child{
	white-space: nowrap;
}

article.ebook section#download li span:nth-child(2){
	padding-right: .5rem;
	padding-left: .5rem;
}

article.ebook section ul li a[class]{
	display: inline-flex;
	text-align: left;
	align-items: center;
}

article.ebook section#read-online a::before,
article.ebook section#download ul li a[class]::before,
article.ebook section#details ul li a[class]::before{
	display: inline-block;
	background-size: cover;
	background-repeat: no-repeat;
	background-position: center center;
	content: "";
	margin-right: .5rem;
	height: 1.5rem;
	width: 1.5rem;
	min-width: 1.5rem;
	transition: transform .2s ease;
}

article.ebook section#read-online a:hover::before,
article.ebook section#download ul li a[class]:hover::before,
article.ebook section#details ul li a[class]:hover::before{
	transform: scale(1.1);
}

article.ebook #more-ebooks{
	border-top: 3px double var(--sub-text);
	margin-top: 4rem;
}


article.ebook #more-ebooks h2{
	text-align: center;
	font-style: normal;
	color: var(--body-text);
	margin: 0;
	margin-top: 2rem;
}

article.ebook #more-ebooks ul{
	display: flex;
	justify-content: center;
	align-items: center;
	align-content: center;
	margin-top: 2rem;
	margin-left: -1rem;
}

article.ebook #more-ebooks ul li{
	margin: 0;
	font-size: 0;
	margin-left: 1rem;
}

article.ebook #more-ebooks img{
	height: 200px;
	border-radius: .25rem;
	border: 1px solid var(--border);
	transition: all .2s ease;
	box-sizing: border-box;
}

article.ebook #more-ebooks img:hover{
	transform: scale(1.05);
	box-shadow: 3px 3px 1px rgba(0, 0, 0, .25);
}

article.ebook #more-ebooks a:active img{
	transform: scale(1.025);
	transition: none;
	box-shadow: none;
}

article.ebook #more-ebooks li:nth-child(1) img,
article.ebook #more-ebooks li:nth-child(5) img{
	height: 160px;
}

article.ebook #more-ebooks li:nth-child(2) img,
article.ebook #more-ebooks li:nth-child(4) img{
	height: 180px;
}

article.ebook #more-ebooks li:nth-child(3) img{
}

time{
	color: var(--sub-text);
	margin-right: 15px;
	width: 6em;
	display: inline-block;
}

.globe::before{
	background-image: url("/images/globe.svg");
}

.project-gutenberg::before{
	background-image: url("/images/project-gutenberg.svg");
}

.wikisource::before{
	background-image: url("/images/wikisource.svg");
}

.hathitrust::before{
	background-image: url("/images/hathitrust.svg");
}

.wikipedia::before{
	background-image: url("/images/wikipedia.svg");
}

.internet-archive::before{
	background-image: url("/images/internet-archive.svg");
}

.github::before{
	background-image: url("/images/github.svg");
}

.epub::before{
	background-image: url("/images/epub.svg");
}

.amazon::before{
	background-image: url("/images/amazon.svg");
}

.kobo::before{
	background-image: url("/images/kobo.svg");
}

.google::before{
	background-image: url("/images/google.svg");
}

.distributed-proofreaders::before{
	background-image: url("/images/distributed-proofreaders.svg");
}

.list::before{
	background-image: url("/images/list.svg");
}

.page::before{
	background-image: url("/images/page.svg");
}

article.ebook h1{
	border: none;
	margin: 0;
	padding: 0;
	text-align: center;
}

article.ebook hgroup h2{
	text-align: center;
}

aside#reading-ease,
section#description{
	margin-top: 2rem;
}

section#description h2{
	display: none;
}

section#description p:first-of-type{
	margin-top: 0;
}

article.ebook aside#reading-ease{
	border-top: 3px double var(--sub-text);
	border-bottom: 3px double var(--sub-text);
	padding: 1rem 0;
	font-style: italic;
	text-align: center;
}

h2{
	font-size: 1.2rem;
	font-family: "League Spartan", sans-serif;
	margin-top: 4rem;
	line-height: 1.2;
	letter-spacing: 1px;
	text-transform: uppercase;
}

h3,
h4,
h5,
h6{
	font-size: 1rem;
	font-family: "League Spartan", sans-serif;
	margin-top: 3rem;
	line-height: 1.2;
}

body > footer{
	width: 100%;
	max-width: 60rem;
	border-top: 3px double var(--sub-text);
	margin-top: 2rem;
	text-align: center;
	padding: 2rem 0;
}

footer p:last-child a{
	font-size: 0;
	display: inline-block;
	margin: auto;
	margin-top: 2rem;
}

footer p:last-child a::before{
	content: "";
	background: url("/images/logo-small.svg");
	background-size: contain;
	background-repeat: no-repeat;
	display: block;
	height: 2.5rem;
	width: calc(4rem - 1px);
	margin: auto;
}

footer ul{
	font-size: 0;
	margin-bottom: 1rem;
}

footer ul li{
	display: inline-block;
	list-style: none;
	text-transform: lowercase;
	font-size: 0;
}

footer ul li a,
footer ul li::after{
	font-size: .9rem;
}

footer ul li::after{
	content: "\b7";
	margin: 0 10px;
}

footer ul li:last-child::after{
	content: "";
	display: none;
}

footer p{
	font-size: .6rem;
}

footer > a{
	display: block;
	margin-top: 2rem;
	font-size: 0;
}

/* ebook list */
h1{
	font-size: 2rem;
	font-family: "League Spartan", sans-serif;
	line-height: 1.2;
	border-bottom: 3px double var(--sub-text);
	margin-top: 2rem;
	margin-bottom: 2rem;
	padding-bottom: 1.5rem;
}

main.ebooks > aside.alert + ol{
	margin-top: 2rem;
}

main.ebooks > ol{
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	grid-gap: 4rem;
	margin: 0;
	margin-bottom: 4rem;
	list-style: none;
}

main.ebooks > ol.list{
	display: flex;
	flex-direction: column;
	gap: 0;
	margin: auto;
	margin-bottom: 4rem;
}

main.ebooks > ol > li{
	margin: 0;
	text-align: center;
}

main.ebooks > ol.list > li{
	display: grid;
	grid-template-columns: 6rem 1fr;
	grid-column-gap: 1rem;
	grid-template-rows: auto auto 1fr;
}

main.ebooks > ol.list > li + li {
	margin-top: 2rem;
}

main.ebooks > ol.list > li > a{
	grid-row: 1 / span 3;
}

main.ebooks > ol.list ul.tags{
	display: flex;
	justify-content: flex-start;
	margin-left: 0;
}

main.ebooks > ol.list > li p{
	text-align: left;
}

main.ebooks > ol img:hover{
	transform: scale(1.05);
	box-shadow: 3px 3px 1px rgba(0, 0, 0, .25);
}

main.ebooks > ol > li a:active img{
	transform: scale(1.025);
	transition: none;
	box-shadow: none;
}

main.ebooks > ol > li p{
	margin: 0;
	text-align: center;
	-webkit-hyphens: none;
	hyphens: none;
}

main.ebooks > ol > li img{
	box-sizing: border-box;
	max-width: 100%;
	border: 1px solid var(--border);
	border-radius: .25rem;
	transition: all .2s ease;
}

main.ebooks > ol > li > p:nth-of-type(1) > a{
	font-weight: bold;
	text-decoration: none;
	display: flex;
	justify-content: center;
}

main.ebooks > ol.list > li p.author a,
main.ebooks > ol.list > li > p:nth-of-type(1) > a{
	display: inline;
}

main.ebooks > ol > li > a:first-child{
	font-size: 0; /* for correct focus outline */
}

main.ebooks > ol > li p.author a{
	font-style: italic;
	text-decoration: none;
	display: flex;
	justify-content: center;
}

article nav ol,
main.ebooks nav ol{
	list-style: none;
	display: flex;
	margin: 0 .5rem;
}

aside.warning,
aside.alert{
	font-style: italic;
	margin-top: 2rem;
	background: url("/images/stripes.svg") #FFFF99;
	color: var(--light-body-text);
	border-radius: .25rem;
	padding: 2rem;
	border: 2px solid #FFCC00;
	box-sizing: border-box;
}

aside.warning{
	font-style: normal;
	hyphens: none;
}

aside.warning a:hover,
aside.alert a:hover{
	color: var(--light-highlight);
}

aside.warning a:focus
aside.alert a:focus{
	outline: 1px dashed var(--light-highlight);
}

nav + aside.alert{
	margin-top: 2rem;
}

aside.alert + p{
	margin-top: 2rem;
}

h1 + aside.alert{
	margin-top: 0;
}

section#history ol > li:before{
	display: none;
}

figure img{
	width: 50%;
}

figure{
	margin-top: 1rem;
}

ul.tags{
	list-style: none;
	display: flex;
	justify-content: center;
	flex-wrap: wrap;
}

ul.tags li{
	margin: 0;
}

ul.tags li + li{
	margin-left: .5rem;
}

ul.tags li a{
	border: 1px solid var(--body-text);
	border-radius: 5px;
	padding: .25rem .5rem;
	font-style: normal;
	background: rgba(0, 0, 0, .1);
	text-decoration: none;
	display: block;
	line-height: 1;
	white-space: nowrap;
	text-transform: lowercase;
	box-shadow: 1px 1px 0px rgba(255, 255, 255, .5) inset;
}

ul.tags li a:hover{
	color: #fff;
	/* fallback for ie */
	background: #288da4;
	background: var(--button-highlight);
}

figure img{
	border-radius: .25rem;
	border: 1px solid var(--border);
	display: block;
	margin: auto;
}

figure p{
	margin: 0;
}

figure p + p{
	margin-top: 15px;
}

main.ebooks nav{
	display: flex;
	justify-content: center;
	align-items: center;
	max-width: none;
}

article nav ol li,
main.ebooks nav ol li{
	margin: 0;
	white-space: nowrap;
}

article nav ol li a,
main.ebooks nav ol li a{
	font-size: 1rem;
	padding: 1rem;
	margin: 0 .5rem;
	border-radius: .25rem;
	font-variant-numeric: normal;
}

article nav ol li.highlighted a,
main.ebooks nav ol li.highlighted a{
	background-color: #1d6878; /* fallback for IE */
	background: var(--button);
	padding: 1.25rem;
}

article nav ol li.highlighted a,
main.ebooks nav ol li.highlighted a,
article nav ol li a:hover,
main.ebooks nav ol li a:hover{
	color: #fff;
	text-decoration: none;
	text-shadow: 1px 1px 0 rgba(0, 0, 0, .5);
}

p.no-results{
	margin-top: 4rem;
	margin-bottom: 2rem;
	font-style: italic;
	text-align: center;
}

.us-pd-warning{
	font-style: italic;
	margin-top: 1rem;
}

/* remove some styles from Chromium / Webkit */
input[type="search"],
input[type="search"]::-webkit-search-decoration,
input[type="search"]::-webkit-search-cancel-button{
	-webkit-appearance: none;
}

input::placeholder{
	font-style: italic;
	color: rgba(0, 0, 0, .75);
}

select{
	-webkit-appearance: none;
	appearance: none;
	font-size: 1rem;
	font-family: "FontAwesome", "Crimson Pro";
	color: var(--body-text);
	background: rgba(0, 0, 0, .1);
	border-radius: 5px;
	border: 1px solid var(--input-border);
	padding: 1rem;
	padding-right: 2rem;
	line-height: 1.4rem;
	display: block;
}

input[type="search"]{
	box-sizing: border-box;
	width: 100%;
	background: rgba(0, 0, 0, .1);
	border-radius: 5px;
	border: 1px solid var(--input-border);
	display: flex;
	align-items: center;
	padding: 1rem;
	padding-left: 2.5rem;
	color: inherit;
	font-size: 1rem;
	font-family: "Crimson Pro";
	color: var(--body-text);
	line-height: 1.4;
}

select,
input[type="search"]{
	box-shadow: 1px 1px 0 rgba(255, 255, 255, .5) inset;
}

label.select > span{
	display: block;
}

label.select > span + span{
	display: inline-block;
}

label.select > span + span::after{
	display: block;
	position: absolute;
	top: calc((2rem + 1.4rem + 2px) / 2 - 6px);
	right: calc(1rem - 12px / 2);
	content: "\f107";
	font-family: "FontAwesome";
	font-size: 1rem;
	line-height: 1;
	color: var(--sub-text);
	margin-top: -3px; /* Adjust for Crimson Pro line-height */
	text-shadow: 1px 1px 0 rgba(0, 0, 0, .5);
}

label.select:hover > span + span::after{
	color: var(--input-outline);
}

label.select > span + span,
label.search{
	position: relative;
	max-width: 100%;
}

label.search::before{
	display: block;
	position: absolute;
	top: calc(2rem + 4px + .7rem);
	left: 1rem;
	content: "\f002";
	font-family: "FontAwesome";
	font-size: 1rem;
	line-height: 1;
	margin-right: 1rem;
	color: var(--body-text);
	margin-top: -3px; /* Adjust for Crimson Pro line-height */
	text-shadow: 1px 1px 0 rgba(255, 255, 255, .5);
	width: 1rem;
}

nav li.highlighted a,
nav a[rel],
a.button,
button,
input[type="search"],
select{
	transition: border-color .5s, background-color .5s;
}

a.button:hover,
nav li.highlighted a:hover,
nav a[rel]:hover,
button:hover{
	transition: none;
}

input[type="search"]:focus,
input[type="search"]:hover,
select:focus,
select:hover{
	border-color: var(--input-outline);
	background: rgba(0, 0, 0, .15);
	transition: none;
}

select[multiple] option:last-child{
	margin-bottom: 1rem; /* needed for firefox */
}

form[action="/ebooks"] label{
	max-width: 100%;
}

form[action="/ebooks"] select[multiple] option[value="all"]{
	border-bottom: 1px dashed var(--sub-text);
}

form[action="/ebooks"]{
	display: grid;
	grid-gap: 1rem;
	grid-template-columns: 25% auto auto auto 1fr;
	margin: 0 1rem;
	margin-bottom: 4rem;
	max-width: calc(100% - 2rem);
}

form[action="/ebooks"] label.tags{
	grid-column: 1;
	grid-row: 1 / span 2;
	white-space: nowrap;
}

form[action="/ebooks"] label.tags span{
	font-style: italic;
	opacity: .5;
}

form[action="/ebooks"] label.tags select{
	width: 100%;
	height: calc(100% - 1.4rem);
}

form[action="/ebooks"] label.search{
	grid-column: 2 / span 4;
}

form[action="/ebooks"] label.sort{
	grid-column: 2;
}

form[action="/ebooks"] label.sort select{
	max-width: 100%;
}

form[action="/ebooks"] label.view{
	grid-column: 3;
}

form[action="/ebooks"] label.per-page{
	grid-column: 4;
}

form[action="/ebooks"] button{
	height: calc(1.4rem + 2rem + 2px);
	justify-self: end;
	margin-top: 1.4rem;
}

article nav ol li:not(:first-child):not(:last-child):not(.highlighted),
main.ebooks nav ol li:not(:first-child):not(:last-child):not(.highlighted){
	display: none;
}

article nav ol li.highlighted::before,
main.ebooks nav ol li.highlighted::before{
	content: "⋯";
	padding-right: 1rem;
}

article nav ol li.highlighted::after,
main.ebooks nav ol li.highlighted::after{
	content: "⋯";
	padding-left: 1rem;
}

article nav ol li.highlighted:first-child::before,
article nav ol li.highlighted:last-child::after,
article nav ol li.highlighted:nth-child(2)::before,
article nav ol li.highlighted:nth-last-child(2)::after,
main.ebooks nav ol li.highlighted:first-child::before,
main.ebooks nav ol li.highlighted:last-child::after,
main.ebooks nav ol li.highlighted:nth-child(2)::before,
main.ebooks nav ol li.highlighted:nth-last-child(2)::after{
	display: none;
}

@media (hover: none) and (pointer: coarse){ /* target ipads and smartphones without a mouse */
	/* For iPad, unset the height so it matches the other elements */
	select[multiple]{
		height: calc(1rem + 1.4rem + 1rem + 2px) !important;
	}

	label.tags > span,
	select[multiple] option[value="all"]{
		/* Hide the "all" button, because touchscreen devices
		have clearer ways to deselect options */
		display: none;
	}

	form[action="/ebooks"]{
		grid-template-columns: auto auto auto 1fr;
	}

	form[action="/ebooks"] label.tags{
		grid-row: 1;
	}


	form[action="/ebooks"] label.search{
		grid-column: 2 / span 3;
	}

	form[action="/ebooks"] label.sort{
		grid-column: 1;
		grid-row: 2;
	}

	form[action="/ebooks"] label.view{
		grid-column: 2;
		grid-row: 2;
	}

	form[action="/ebooks"] label.per-page{
		grid-column: 3;
		grid-row: 2;
	}

	form[action="/ebooks"] button{
		grid-column: 4;
		grid-row: 2;
	}
}

@media(max-width: 1300px){
	form[action="/ebooks"]{
		/* We create 5 columns so that the last one can be 1fr wide, pushing
		the rest into their smallest necessary size */
		grid-template-columns: 13rem auto auto 1fr;
	}

	form[action="/ebooks"] label.tags{
		grid-row: 1 / span 3;
	}

	form[action="/ebooks"] label.search{
		grid-column: 2 / span 3;
	}

	form[action="/ebooks"] label.view{
		grid-row: 2;
		grid-column: 3;
	}

	form[action="/ebooks"] label.per-page{
		grid-row: 3;
		grid-column: 2;
	}

	form[action="/ebooks"] button{
		grid-row: 3;
		grid-column: 3 / span 2;
		margin-top: 0;
		align-self: end;
	}
}

@media(max-width: 1100px){
	article.ebook header{
		width: calc(100% + 4rem);
		max-width: none;
		margin-left: -2rem;
		border-radius: 0;
		border-left: none;
		border-right: none;
		border-radius: 0;
	}

	main.front-page > section > section > div{
		flex-direction: column-reverse;
		align-items: center;
	}

	main.front-page > section > section figure{
		margin: 0;
		text-align: center;
	}

	main.front-page > section > section > div > div,
	main.front-page > section > section > div > p{
		margin-top: 2rem;
	}
}

@media (hover: none) and (pointer: coarse) and (max-width: 1100px){ /* target ipads and smartphones without a mouse */
	form[action="/ebooks"]{
		grid-template-columns: auto auto auto 1fr;
	}

	form[action="/ebooks"] label.tags{
		grid-row: 1;
	}

	form[action="/ebooks"] label.search{
		grid-column: 2 / span 3;
	}

	form[action="/ebooks"] label.sort{
		grid-column: 1;
		grid-row: 2;
	}

	form[action="/ebooks"] label.view{
		grid-column: 2;
		grid-row: 2;
	}

	form[action="/ebooks"] label.per-page{
		grid-column: 3;
		grid-row: 2;
	}

	form[action="/ebooks"] button{
		grid-column: 4;
		grid-row: 2;
	}
}

@media(max-width: 1000px){
	article.ebook #more-ebooks ul{
		flex-wrap: wrap;
	}

	article.ebook #more-ebooks ul li{
		width: calc(25% - 1rem);
	}

	article.ebook #more-ebooks li img{
		width: 100%;
		height: auto !important;
	}

	#more-ebooks ul li:last-child{
		display: none;
	}

	footer ul li{
		display: inline;
	}

	footer ul li:nth-child(3)::after{
		content: "\A"; /* This is a line break */
		white-space: pre;
		margin: 0;
	}

	article.ebook section#download li span:nth-child(2){
		display: none;
	}

	article.ebook section#download li span:nth-child(3){
		display: block;
		margin-left: 2rem;
		padding-top: 0;
	}

	form[action="/ebooks"]{
		grid-template-columns: auto 1fr;
	}

	form[action="/ebooks"] label.tags{
		grid-row: 1;
		grid-column: 1 / span 2;
	}

	form[action="/ebooks"] label.tags select{
		height: calc((1rem + 1.4rem + 1rem + 2px) * 2); /* Size equal to two regular select boxes */
	}

	form[action="/ebooks"] label.search{
		grid-row: 2;
		grid-column: 1 / span 2;
	}

	form[action="/ebooks"] label.sort{
		grid-row: 3;
		grid-column: 1;
	}

	form[action="/ebooks"] label.view{
		grid-row: 3;
		grid-column: 2;
	}

	form[action="/ebooks"] button,
	form[action="/ebooks"] label.per-page{
		grid-row: 4;
		grid-column: 1 / span 2;
	}
}

@media(max-width: 900px){
	main.ebooks > ol{
		grid-template-columns: repeat(3, 1fr);
	}
}

@media(max-width: 860px){
	article nav a[rel]{
		font-size: 0;
	}

	article nav a[rel]::before,
	article nav a[rel]::after{
		font-size: 1rem;
		margin: 0;
	}
}

@media (hover: none) and (pointer: coarse) and (max-width: 768px){ /* target ipads and smartphones without a mouse */
	form[action="/ebooks"]{
		grid-template-columns: auto auto 1fr;
	}

	form[action="/ebooks"] label.search{
		grid-column: 2 / span 2;
		grid-row: 1;
	}

	form[action="/ebooks"] label.tags{
		grid-column: 1;
		grid-row: 1;
	}

	form[action="/ebooks"] label.sort{
		grid-column: 1 / span 2;
		grid-row: 2;
	}

	form[action="/ebooks"] label.view{
		grid-column: 3;
		grid-row: 2;
	}

	form[action="/ebooks"] label.per-page{
		grid-column: 1;
		grid-row: 3;
	}

	form[action="/ebooks"] button{
		grid-row: 3;
		grid-column: 2 / span 2;
	}
}

@media(max-width: 700px){
	main.ebooks > ol{
		grid-template-columns: repeat(2, 1fr);
	}
}

@media (hover: none) and (pointer: coarse) and (max-width: 700px){ /* target ipads and smartphones without a mouse */
	form[action="/ebooks"]{
		grid-template-columns: auto 1fr;
	}

	form[action="/ebooks"] label.search{
		grid-column: 1 / span 2;
		grid-row: 1;
	}

	form[action="/ebooks"] label.tags{
		grid-column: 1 / span 2;
		grid-row: 2;
	}

	form[action="/ebooks"] label.sort{
		grid-column: 1 / span 2;
		grid-row: 3;
	}

	form[action="/ebooks"] label.view{
		grid-column: 1;
		grid-row: 4;
	}

	form[action="/ebooks"] label.per-page{
		grid-column: 2;
		grid-row: 4;
	}

	form[action="/ebooks"] button{
		grid-row: 5;
		grid-column: 1 / span 2;
	}
}

@media(max-width: 680px){
	body > header{
		flex-direction: column;
		align-items: center;
	}

	body > header li{
		margin-top: 2rem;
	}

	main.front-page h1{
		padding: 3rem;
		font-size: 2.4rem;
	}

	article.ebook section#details ul{
		flex-direction: column;
	}

	article.ebook section#details ul li:first-child{
		margin-top: 1rem;
	}

	article.ebook section#details ul li{
		width: 100%;
		margin-top: 2rem;
	}

	article nav ol li.highlighted::before,
	article nav ol li.highlighted::after,
	main.ebooks nav ol li.highlighted::before,
	main.ebooks nav ol li.highlighted::after{
		display: none;
	}

	form[action="/ebooks"] label.sort{
		grid-column: 1 / span 2;
	}

	form[action="/ebooks"] label.view{
		grid-row: 4;
		grid-column: 1;
	}

	form[action="/ebooks"] label.per-page{
		grid-row: 4;
		grid-column: 2;
	}

	form[action="/ebooks"] button{
		grid-row: 5;
		grid-column: 1 / span 2;
	}
}

@media(max-width: 500px){
	main > article > form{
		margin-bottom: .5rem;
	}

	main.ebooks nav{
		margin-top: .5rem;
	}

	article.ebook #more-ebooks ul{
		margin-top: 1rem;
	}

	article.ebook #more-ebooks ul li{
		width: calc(50% - 1rem);
		margin-top: 1rem;
	}

	article.ebook #history li time,
	article.ebook #history li p{
		display: block;
	}

	article.ebook #history li p{
		margin: 0;
		padding: 0;
	}

	article nav ol li:not(.highlighted),
	main.ebooks nav ol li:not(.highlighted){
		display: none;
	}

	main.front-page > section > section figure.stacked img.bottom,
	main.front-page > section > section figure.stacked img.top{
		width: 75%;
	}

	main.front-page > section > section figure.oss img{
		max-width: calc(50% - 2rem);
	}

	code{
		word-break: break-all;
		word-wrap: break-word;
	}

	article nav a[rel],
	main.ebooks nav > a{
		margin-bottom: 0;
		font-size: 0;
	}

	main.ebooks nav > a::before,
	main.ebooks nav > a::after {
		font-size: 1rem;
		margin: 0 !important;
	}

	article nav a[rel]::before,
	main.ebooks nav a[rel]::before,
	article nav a[rel]::after,
	main.ebooks nav a[rel]::after{
		font-size: 1rem;
		margin: 0;
	}

	article.ebook > header > hgroup{
		margin: 1rem;
		padding: 1rem;
		max-width: 85%;
	}

	article.ebook h1{
		font-size: 1.5rem;
	}

	article.ebook > header > hgroup > h2{
		font-size: 1.2rem;
	}

	article.ebook #history li time{
		text-align: left;
	}

	footer ul li:nth-child(5)::after{
		content: "\A"; /* This is a line break */
		white-space: pre;
		margin: 0;
	}
}

@media(max-width: 470px){
	main.ebooks > ol{
		grid-gap: 2rem;
	}
}

@media(max-width: 400px){
	form[action="/ebooks"] button{
		grid-row: 5;
	}

	form[action="/ebooks"] label.tags span{
		display: none;
	}
}

@media(max-width: 380px){
	body > header{
		padding: 1rem 0;
	}

	body > header > a{
		width: calc(100% - 2rem);
	}

	body > header ul{
		display: flex;
		flex-direction: column;
		align-items: center;
	}

	body > header ul li{
		margin-top: 1rem;
	}

	body > header ul li::before{
		display: none;
	}

	main.front-page h1{
		font-size: 2rem;
	}

	h1,h2,h3,h4,h5,h6,code,.ebook h1 + p{
		hyphens: auto;
	}

	body > footer{
		padding-top: 0;
	}

	footer ul li{
		display: block;
		margin: 1rem 0;
	}

	footer ul li::after{
		display: none;
	}

	main.ebooks > ol{
		grid-template-columns: 1fr;
	}

	form[action="/ebooks"]{
		grid-template-columns: 100%;
	}

	form[action="/ebooks"] label.search,
	form[action="/ebooks"] label.tags,
	form[action="/ebooks"] label.sort,
	form[action="/ebooks"] label.view,
	form[action="/ebooks"] label.per-page,
	form[action="/ebooks"] button{
		grid-column: 1;
	}

	form[action="/ebooks"] label.per-page{
		grid-row: 5;
	}

	form[action="/ebooks"] button{
		grid-row: 6;
	}
}

@supports not(hyphens: auto){
	main,
	main.front-page > section > section p{
		text-align: left;
	}
}

@media(prefers-color-scheme: dark){
	main.front-page > section > section figure img{
		box-shadow: 3px 3px 1px rgba(0, 0, 0, .5);
	}

	body > header > a:focus{
		/* Since we use invert() to change the color of the SE logo,
		we must specify the light outline (which is dark)
		so that it inverts to white */
		outline: 1px dashed var(--light-input-outline);
	}

	article.ebook section#read-online a::before,
	article.ebook section#download ul li a[class]::before,
	article.ebook section#details ul li a[class]::before,
	footer p:last-child a::before,
	main.front-page > section > section figure.oss img + img,
	main.front-page > section > h2::before,
	main.front-page > section > h2::after{
		filter: invert() grayscale(100%) brightness(120%); /* grayscale and brightness makes it hit about #eeeeee */
	}

	select,
	input[type="search"]{
		box-shadow: 1px 1px 0 rgba(0, 0, 0, .5) inset;
	}

	input::placeholder{
		color: rgba(255, 255, 255, .75);
	}

	main.ebooks > ol img:hover{
		box-shadow: 3px 3px 1px rgba(0, 0, 0, .5);
	}

	article.ebook #more-ebooks img:hover{
		box-shadow: 3px 3px 1px rgba(0, 0, 0, .5);
	}

	label.search::before{
		text-shadow: 1px 1px 0 #000;
	}
}