.about {
	padding: 25px;
	background: hsl(0, 0%, 22%);
	color: hsl(0, 0%, 92%);
	border-radius: 0 0 3px 3px;
}

.about a {
	color: hsl(210, 100%, 60%);
}

.about a:hover,
.about a:focus {
	color: hsl(240, 90%, 80%);
}

.about h1 {
	text-align: center;
}


.example-figure {
	width: -moz-min-content;
	width: min-content;
	margin: auto;
}

@media screen and (min-width: 50rem) {
	.example-figure {
		padding-top: 2.4rem;
		padding-right: 80px;
	}

	.example-code-block {
		flex: 1;
	}
}


circle-progress::part(base) {
	width: 300px;
	height: 300px;
}


/* Circle progress controls */
.controls {
	display: flex;
	justify-content: space-between;
	margin-top: 20px;
}

.controls input {
	display: block;
	width: 4em;
	padding: .3em .6em;
	text-align: left;
	background: hsl(0, 0%, 85%);
	border: 0;
	font-size: .85em;
}

.controls input:focus {
	background: hsl(0, 0%, 70%);
	outline: none;
}

.controls label {
	font-weight: bold;
	color: hsl(0, 0%, 40%);
}

.controls label:nth-of-type(2) {
	text-align: center;
}

.controls label:last-of-type {
	text-align: right;
}


.example h3 {
	font-size: 1.1rem;
	line-height: 1.4rem;
	margin: 1rem 0 0;
	color: hsl(14, 80%, 50%);
}


/* Code */
.code-container {
	position: relative;
}

.code {
	background: hsl(0, 0%, 22%);
	-moz-tab-size: 4;
	tab-size: 4;
}

.copy-code-btn {
	position: absolute;
	right: 10px;
	top: 10px;
	width: 1.8em;
	height: 1.8em;
	display: grid;
	place-items: center;
	background: none;
	border: none;
	padding: 0;
	opacity: 0;
	transition: opacity .3s;
	cursor: pointer;
}

.code-container:hover .copy-code-btn {
	opacity: .4;
}

.copy-code-btn.copy-code-btn:is(:hover, :focus-visible) {
	opacity: 1;
}

.icon {
	width: 1.2em;
	height: 1.2em;
	fill: hsl(0, 0%, 92%);
	vertical-align: middle;
}