06-basic-visual-formatting/inline-boxes-within-a-line.html

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>Inline boxes within a line</title>
<style type="text/css">
html {
	background: #CCC;
}
body {
	max-width: max-content;
	padding: 0.5rem;
	background: #FFF;
}
article {
	display: flex;
	align-items: center;
}
div {
	max-width: max-content;
	margin: 1.5em 0;
	border: 2px solid #000;
}
div p {
	margin: 0;
	font-size: 36px;
	line-height: 1em;
	color: rgba(0 64 128 / 0.75);
}
div p > * {
	border: 1px solid #444;
	background-image: linear-gradient(rgb(0 0 0 / 0.25),rgb(0 0 0 / 0.25));
	background-repeat: no-repeat;
}
div p > strong {
	font-size: 2em;
	background-size: 100% 30px;
	background-position: 50% 50%;
}

article > span, ul {
	padding: 0;
	margin: 0;
	list-style: none;
	font-family: Calibri;
	font-size: 1.5rem;
	font-weight: 100;
	color: #666;
}
article > span {
	padding-inline: 1.5em 0;
	background-image: linear-gradient(270deg,#0008,#000F);
	background-repeat: no-repeat;
	background-size: 1.25em 2px;
	background-position: 1px 50%;
}
ul {
	display: flex;
	justify-content: center;
	gap: 2em;
}
ul li {
	display: flex;
	align-items: center;
}
ul b {
	display: inline-block;
	box-sizing: border-box;
	width: 1.5em;
	height: 1.5em;
	margin-inline: 0 0.25em;
	border: 1px solid #444;
}
ul li:nth-child(1) b {
	border: 2px solid #000;
}
ul li:nth-child(3) b {
	background-image: linear-gradient(rgb(0 0 0 / 0.25),rgb(0 0 0 / 0.25));
	border: none;
}
</style>
</head>
<body>

<article>
<div><p><span>text that is </span><strong>strongly emphasized</strong><span> and is also</span></p></div>
<span>15 px tall line box</span>
</article>

<ul>
<li><b></b>line box</li>
<li><b></b>content-area</li>
<li><b></b>inline box</li>
</ul>

</body>
</html>