* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
	word-break: keep-all;
	font-family: helvetica, sans-serif;
}

body {
	padding: 10px;
	color: black;
	white-space: nowrap;
	overflow-y: none;
}

#grad {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background: linear-gradient(black, #DED900, black, #DED900, black, #DED900, black);
}

h2 {
	position: absolute;
	font-size: 16px;
	color: black;
	left: 50%;
}

#books {
	position: absolute;
	bottom: 10px;
	z-index: 99;
}

#books li {
	display: inline-block;
	list-style: none;
	border: 1px solid black;
	writing-mode: vertical-rl;
	padding: 4.5px;
	cursor: pointer;
}

#books li:hover {
	background-color: white;
}

#sentences {
	position: absolute;
	top: 10px;
}

#sentences summary:hover {
	background-color: white;
}

input {
	margin-bottom: 15px;
}

details {
	display: inline-block;
	vertical-align: top;
	margin-right: 10px;
}

summary {
	white-space: normal;
	display: inline-block;
	vertical-align: top;
	width: 180px;
	margin-bottom: 10px;
	cursor: pointer;
	border: 1px solid black;
	padding: 10px;
	font-size: 16px;
	line-height: 1.4;
}

p {
	white-space: normal;
	width: 180px;
	line-height: 1.4;
	color: white;
	z-index: 99;
}

summary::-webkit-details-marker {
	display: none;
}

.ref {
	padding-top: 10px;
	font-size: 16px;
}

#text {
	position: absolute;
	top: 50%;
	left: 10px;
	transform: translateY(-50%);
}

#text li {
	display: inline-block;
	writing-mode: horizontal-tb;
	border: 0;
	background-color: transparent;
	padding: 2px 5px 0px 5px;
	cursor: pointer;
}

#text li:hover {
	background-color: white;
	color: black;
}

.white {
	color: white;
}

a {
	color: black;
	text-decoration: none;
}

@media (max-aspect-ratio: 3/2) {
}

@media (max-width: 900px) {
	summary, 
	p {
		font-size: 12px;
	}

	.ref {
		font-size: 10px;
	}

	#text li {
		font-size: 12px;
	}

	#books li {
		font-size: 10px;
	}
}