body {
	font-size: 30px;
}

section {
	display: inline-flex;
	gap: 5px;
}

div {
	width: 1em;
	height: 1em;
	border: 1px solid red;
	line-height: 1em;
	text-align: center;
display: inline-block;
	overflow: hidden;
}

span {
	--finalState: calc(var(--state) * 1em);
	background: gold;
	transform: translateY(var(--finalState));
	display: block;
	transition: transform 500ms;
	

}