body, html {
	width: 100vw;
	height: 100vh;
	padding: 0;
	margin: 0;
	display: flex;
	flex-flow: column nowrap;
	justify-content: center;
	align-items: center;
}

div {
	width: 90%;
	display: flex;
	flex-flow: row nowrap;
	justify-content: center;
	align-items: center;
}

div input {
	flex-grow: 1;
	margin: 0.5rem;
	padding: 0.25rem;
	font-size: 1.2rem;
	font-family: Arial, sans-serif;
}

div button {
	padding: 0.25rem;
	font-size: 1.1rem;
	margin: 0 0.5rem 0 0.5rem;
}

textarea {
	flex-grow: 1;
	padding: 0.25rem;
	margin: 0.5rem;
	width: 90%;
	font-size: 1.1rem;
	font-family: Helvetica, sans-serif;
}