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

body
{
	display: flex;
	flex-direction: column;
	align-items: center;
	background-color: black;
	color: white;
}

#temp-conv, #length-conv
{
	padding-top: 10em;
	display: flex;
	flex-direction: column;
	align-items: center;
}

button {
	padding: 4px 7px;
}