styles.css

* {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}

body {
	background-image: url("Mavuika.png");
	background-position: 15% center;
	background-size: cover;
	background-repeat: no-repeat;
	background-color: #8e5b4d;
	height: 100dvh;
	font-family: system-ui, sans-serif;
}

main {
	display: flex;
	flex-direction: column;
	place-content: center;
	align-items: center;
	gap: 2rem;
	margin-inline: auto;
	max-width: 90vw;
	height: 100dvh;
	text-align: center;
}

.countdown {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 1rem;
}

.unit,
.complete-time {
	backdrop-filter: blur(4px);
	background-color: #0008;
	color: white;
}

.unit {
	display: flex;
	flex-direction: column;
	justify-content: center;
	aspect-ratio: 1;
	width: 6rem;
}

.value {
	font-size: 2rem;
}

.complete-time {
	padding: 1rem;
}

@media (width >= 640px) {
	.countdown {
		gap: 2rem;
	}

	.unit {
		width: 9rem;
	}

	.value {
		font-size: 4rem;
	}
}

.title {
	color: white;
	font-weight: bold;
}