html, body {
	margin: 0;
	padding: 0;
	overflow-y: hidden;
}

#flag {
	width: 100%;
	z-index: -9;
	filter: contrast(200%);
	filter: opacity(50%);
}

#card {
	background-color: white;
	z-index: 9999;
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	padding: 20px;
	border: 1px solid black;
}

input {
	width: 100%;
	margin-bottom: 4px;
}

input:focus {
	outline: none;
}

button {
	width: 100%;
}

h1 {
	margin-top: 0;
	margin-bottom: 0;
}

p {
	margin-top: 0;
}