body {
	font-family: Arial, Helvetica, sans-serif;
	background: #FFFFFF;
	padding-left: 5px;
	padding-right: 5px;
	margin-top: 24px;
	margin-bottom: 20px;
}

h1 {
	font-size: 2em;
	line-height: 1.7em;
	font-weight: normal;
	margin-top: 0px;
	margin-bottom: 0px;
	padding-bottom: 0px;
}

h2 {
	font-size: 1.5em;
	line-height: 1.4em;
	font-weight: normal;
	color: #308000;
	margin-top: 0px;
	margin-bottom: 4px;
}

h2.subtitle {
	transition: opacity 0.65s;
	position: absolute;
}

h3 {
	font-size: 1.3em;
	line-height: 1.2em;
	color: #308000;
	margin-top: 20px;
	margin-bottom: 7px;
}

h4 {
	font-size: 1.1em;
	line-height: 1.1em;
	font-weight: bold;
	text-indent: 0pt;
	margin-left: 3.5em;
	margin-right: 3.5em;
	margin-top: 10px;
	margin-bottom: 10px;
}

h5 {
	font-size: 1.1em;
	line-height: 1.1em;
	font-weight: bold;
	text-indent: 0pt;
	margin-left: 3.5em;
	margin-right: 3.5em;
	margin-top: 10px;
	margin-bottom: 10px;
}

p {
	font-size: 0.9em;
	line-height: 1.35em;
	text-indent: 17pt;
	margin-left: 3.5em;
	margin-right: 3.5em;
	margin-top: 5px;
	margin-bottom: 10px;
}

pre.codeonly {
	text-indent: 0pt;
	font-family: ui-monospace, Menlo, Monaco, "Courier New", monospace;
	font-size: 0.85em;
	color: #00A040;
	margin-left: 4.5em;
	margin-right: 4.5em;
	margin-top: 5px;
	margin-bottom: 10px;
}

pre.codeonly.smaller {
	font-size: 0.75em;
	line-height: 130%;
	text-indent: 0pt;
	color: #00A040;
	margin-top: 5px;
	margin-bottom: 7px;
}

li {
	font-size: 0.9em;
	line-height: 1.3em;
	color: #000080;
	text-indent: 0pt;
	margin-left: 3.7em;
	margin-right: 3.7em;
	margin-top: 1px;
	margin-bottom: 1px;
}

table.contents td {
	vertical-align: top;
}

ol.chapters li {
	text-indent: 0pt;
	margin-left: 10px;
	margin-right: 10px;
	margin-top: 1px;
	margin-bottom: 1px;
}

ol.chapters a {
	color: #104000;
	text-decoration: none;
}

div.codepages {
    display: flex;
	font-family: ui-monospace, Menlo, Monaco, "Courier New", monospace;
    padding: 0.6em 0 0.5em 0;
    flex-flow: row;
	justify-content: space-between;
    gap: 1em;
	margin-left: 4.5em;
	margin-right: 4.5em;
	margin-top: 5px;
	margin-bottom: 10px;
}

div.codepages > div > div {
	font-size: 0.85em;
}

div.codepages.smaller > div > div {
	font-size: 0.75em;
}

div.codepages > div:last-child:not(.commentary):not(:first-child) {
	color: #A04080;
}

div.codepages > div:first-child {
    padding-left: 1em;
	color: #00A040;
}

div.codepages > div.commentary {
	color: #00A040;
	flex-grow: 2;
}

div.codepages div div.lineafter {
    padding-bottom: 1em;
}

div.centering {
   text-align: center;
   display: flex;
   margin: 0 auto;
   padding: 1em 0 1em 0;
   flex-flow: row;
   justify-content: center;
   align-items: baseline;
   align-content: center;
   gap: 0;
}

div.centering.fit > div {
	width: 85%;
}
div.centering.fit > div > img {
	width: 100%;
}

div.fit video {
	max-width: 85%;
	padding-bottom: 0.4em;
}

@media only screen and (min-device-width: 800px) {
	div.centering > div > img.smallforpc {
		width: 50%;
	}
}

@media only screen and (max-device-width: 480px) {
	h1 {
		font-size: 4em;
		line-height: 1.2em;
	}

	h2 {
		font-size: 3.5em;
		line-height: 1.2em;
	}

	h3 {
		font-size: 3.1em;
		line-height: 1.1em;
	}

	h4 {
		font-size: 2.9em;
		line-height: 1.1em;
	}

	h5 {
		font-size: 2.7em;
		line-height: 1.1em;
	}

	p {
		font-size: 2.3em;
		line-height: 1.5em;
		margin-left: 1.5em;
		margin-right: 1.5em;
		margin-top: 0.8em;
		margin-bottom: 0.8em;
	}

	pre.codeonly {
		font-size: 1.9em;
		margin-left: 1em;
		margin-right: 1em;
	}

	pre.codeonly.smaller {
		font-size: 1.5em;
		line-height: 130%;
	}

	li  {
		font-size: 1.9em;
		line-height: 1.3em;
		margin-top: 0.3em;
		margin-bottom: 0.3em;
	}

	div.codepages > div > div {
		font-size: 1.9em;
	}

	div.codepages.smaller > div > div {
		font-size: 1.1em;
	}

	li div.codepages > div > div {
		font-size: 1em;
	}
}