body {
	/* background-color: hsl(195, 98%, 58%); */
}
header {
	position: fixed;
	top: 0;
	left: 0;
}
main {
	margin: auto;
	display: flex;
	flex-direction: column;
	justify-content: center;
	height: 100svh;
	max-width: 40rem;
	padding: 0 2rem;
}
main > .title {
	margin: 0 0 0 0;
}
main > form > input {
	padding: 0.5rem 0;
	width: 100%;
	margin-top: 1.75rem;
	font-size: 1.5rem;
	border: none;
	border-bottom: solid 2px #000;
	background: none;
	display: block;
}
main > form > input:focus {
	outline: none;
}
main > form > input[type=submit] {
	padding: 0.5em 1em;
	border-radius: 0.5em;
	text-decoration: none;
	background-color: #000;
	color: #fff;
	/* color: hsl(195, 98%, 58%); */
}
#result {
	margin-top: 1rem;
}
.alert {
	box-sizing: border-box;
	display: block;
	padding: 1rem;
	border-width: 1px;
	border-style: solid;
	border-radius: 1rem;
}
.alert.alert-success {
	color: green;
	border-color: green;
	background-color: hsl(120deg, 100%, 90%);
}
.alert.alert-danger {
	color: red;
	border-color: red;
	background-color: hsl(0deg, 100%, 90%);
}