slides.css

:root {
	--color: #222;
}

::selection {
  background-color: var(--color);
  color: WhiteSmoke;
}

html {
	background-color: WhiteSmoke;
	color: var(--color);
	font-size: 4rem;
}

main {
	display: flex;
	height: 100cqh;
  overflow-x: scroll;
	scroll-snap-type: x mandatory;
	scrollbar-color: transparent transparent;
}

section {
	align-items: center;
	display: flex;
	flex-basis: 100%;
	flex-grow: 0;
	flex-shrink: 0;
	flex-direction: column;
	gap: 1rem;
	justify-content: center;
  padding: 1rem;
  scroll-snap-align: start;

	html:has([name="DelimitSlides"]:checked) & {
		box-shadow: 0 0 0 .1rem currentColor;
	}
}

blockquote {
	padding-inline-start: .75rem;
	border-inline-start: .2rem solid oklch(from var(--color) l c h / 25%);
	font-style: italic;
	max-width: 24ch;
	text-wrap: balance;
}

@keyframes spin {
	to { rotate: 1turn }
}

#Timer {
	animation: spin 300s linear forwards;
	grid-area: Timer;
}

#ThankYou {
	font-size: 3rem;

	span {
		display: inline-block;
		text-box-edge: cap alphabetic;
		text-box-trim: trim-both;
	}

	&:hover > span {
		animation: spin 1s linear infinite;
	}
}