h1, h2, h3 {
	text-align: center;
}

p code {
	white-space: nowrap;
}

h3 {
	opacity: 0.1;
}

h1::before, h1::after {
	font-weight: normal;
	color: var(--fg);
	opacity: 0.6;
}

h1:only-child {
	margin-left: 0;
	margin-right: 0;
	font-size: 300%;
	margin-top: calc(var(--height)*0.5px - 1em - 24px);
}

h1:only-child::before {
	content: "☞";
	margin-right: 0.5em;
}

h1:only-child::after {
	content: "☜";
	margin-left: 0.5em;
}

.color {
	font-family: input, monospace;
	display: block;
	padding-left: .5em;
}

h1.too-large {
	font-size: 260%;
}

#bg-repeat {
	background-image: url(https://emojimage.toad.cz/💡);
	background-size: 100px 100px;
	background-repeat: round space;
	overflow: hidden;
	resize: both;
	height: 100px;
	outline: solid;
}

#scroll-snap {
	overflow-y: auto;
	height: 250px;
}

#scroll-snap div {
	height: 100%;
	font-weight: bold;
	scroll-snap-align: start;
}

#snap:checked ~ #scroll-snap {
	scroll-snap-type: y mandatory;
}

#scroll-snap div:nth-child(even) { background-color: #8888; }
#scroll-snap div:nth-child(odd) { background-color: #cccc; }

#marker-content::marker {
	content: "✨";
	color: #000;
	font-size: 70%;
}

#gap {
	display: flex;
	gap: 1em;
}

#gap > * {
	flex: auto;
	margin: 0;
	background: #8888;
}

#conic-examples {
	display: flex;
	flex-wrap: wrap;
	justify-content: space-evenly;
	gap: 64px;
}

[class^=conic] {
	width: 300px;
	height: 200px;
}

.conic-1 {
	border-radius: 50%;
	width: 200px;
	margin: 0 auto;
	background-image: conic-gradient(violet, indigo, blue, green, yellow, orange, red, violet);
}

.conic-2 {
	background-image: conic-gradient(from 90deg, red, blue, white);
}

.conic-3 {
	background-image: conic-gradient(white 0 25%, black 25% 50%, white 50% 75%, black 75% 100%);
}

.conic-4 {
	background-image: conic-gradient(at 25% 75%, transparent 0 25%, green 25%, yellow);
}

.conic-5 {
	border-radius: 50%;
	background-image: repeating-conic-gradient(red 0 10deg, orange 10deg 20deg);
}

.pacman {
	width: 200px;
	height: 200px;
	position: relative;
	border-radius: 50%;
	--a: 90deg;
	--c: yellow;
	background-image: conic-gradient(from calc(90deg - var(--a)/2), transparent 0 var(--a), var(--c) var(--a));
	filter: drop-shadow(0 0 2px #000);
}

.pacman::before {
	content: "";
	width: 10px;
	height: 10px;
	border-radius: 50%;
	background-color: #000;
	position: absolute;
	left: 60%;
	top: 20%;
}

#pacman-1 {
	margin: 100px auto;
	animation: eat 1s linear infinite alternate;
}

#pacman-2 {
	offset: path("M 30 300 a 400 250 0 1 1 800 0 a 400 250 0 1 1 -800 0");
	animation: eat 1s linear infinite alternate, move 8s linear infinite;
}

@keyframes move {
	0% { offset-distance: 0%; }
	100% { offset-distance: 100%; }
}

@keyframes eat {
	0% {
		--a: 90deg;
		background-image: conic-gradient(from calc(90deg - var(--a)/2), transparent 0 var(--a), var(--c) var(--a));
	}
	10% {
		--a: 81deg;
		background-image: conic-gradient(from calc(90deg - var(--a)/2), transparent 0 var(--a), var(--c) var(--a));
	}
	20% {
		--a: 72deg;
		background-image: conic-gradient(from calc(90deg - var(--a)/2), transparent 0 var(--a), var(--c) var(--a));
	}
	30% {
		--a: 63deg;
		background-image: conic-gradient(from calc(90deg - var(--a)/2), transparent 0 var(--a), var(--c) var(--a));
	}
	40% {
		--a: 54deg;
		background-image: conic-gradient(from calc(90deg - var(--a)/2), transparent 0 var(--a), var(--c) var(--a));
	}
	50% {
		--a: 45deg;
		background-image: conic-gradient(from calc(90deg - var(--a)/2), transparent 0 var(--a), var(--c) var(--a));
	}
	60% {
		--a: 36deg;
		background-image: conic-gradient(from calc(90deg - var(--a)/2), transparent 0 var(--a), var(--c) var(--a));
	}
	70% {
		--a: 27deg;
		background-image: conic-gradient(from calc(90deg - var(--a)/2), transparent 0 var(--a), var(--c) var(--a));
	}
	80% {
		--a: 18deg;
		background-image: conic-gradient(from calc(90deg - var(--a)/2), transparent 0 var(--a), var(--c) var(--a));
	}
	90% {
		--a: 9deg;
		background-image: conic-gradient(from calc(90deg - var(--a)/2), transparent 0 var(--a), var(--c) var(--a));
	}
	100% {
		--a: 1deg;
		background-image: conic-gradient(from calc(90deg - var(--a)/2), transparent 0 var(--a), var(--c) var(--a));
	}
}

@keyframes underline {
	0% { text-underline-offset: -30px; }
	100% { text-underline-offset: 30px; }
}

.no-safari, .no-edge {
	position: relative;
}

.no-safari::before, .no-edge::before {
	position: absolute;
	right: 0;
	top: 0;
	width: 100px;
	height: 100px;
	content: "✘";
	color: red;
	text-align: left;
	padding-top: 40px;
	background-size: 100% 100%;
}

.no-safari::before {
	background-image: url(img/safari.png);
}

.no-edge::before {
	background-image: url(img/edge.png);
}