html, body {
	margin: 0;
	font-family: sans-serif;
	font-size: 16px;
	height: 100%;
	line-height: 1.5;
}

body {
	display: flex;
	flex-direction: column;
	min-height: 100vh;
}

.header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 10px 20px;
	background-color: #f5f5f5;
}

.logo-area {
	display: flex;
	align-items: center;
	gap: 10px;
}

.logo-area a {
	text-decoration: none;
	color: black;
}

.logo {
	height: 40px;
}

.menu a {
	margin-left: 20px;
	text-decoration: none;
	color: #333;
	font-weight: 500;
}

.menu a:hover {
	color: #000;
}

main {
	flex: 1;
	padding: 20px;
}

.content {
	padding: 20px;
	max-width: 900px;
	margin: 0 auto;
}

.footer {
	text-align: center;
	padding: 20px;
	margin-top: 40px;
	background-color: #f5f5f5;
	color: #555;
}

.site-name {
	font-weight: bold;	
}

.main a {
	text-decoration: none;
	color: #474747;
}

.main a:hover {
	text-decoration: underline;
	color: black;
}