* { box-sizing:border-box; }
body {
	margin:0; padding:0;
	font:20px 'Crimson Text';
	background:#eee;
}
h1, h2 {
	font-weight:lighter;
	margin:0.1em;
}
header, main {
	max-width:800px;
	margin:1em auto;
	background:white;
	box-shadow:0 0.5em 1em #0002;
	padding:1em;
}
select, input {
	font:inherit;
	padding:0.3em;
}
form {
	display:inline-block;
	vertical-align:middle;
}
#already {
	font-size:0.9em;
	color:gray;
}
span:hover {
	background: #ed9;
}