:root {
	--bg: #fff;
	--text: #000;
	--border: #ddd;
	--primary: #4a6fa5;
	--secondary: #f8f9fa;
	--error: #dc3545;
}
[theme="dark"] {
	--bg: #000;
	--text: #fff;
	--border: #444;
	--primary: #6c8fc7;
	--secondary: #333;
}
body {
	background: var(--bg);
	color: var(--text);
	font-family: Tahoma, sans-serif;
	margin: 2rem;
	padding: 12px;
	text-indent: 33px;
}
#button-group {
	display: flex;
	gap: 10px;
	position: fixed;
	top: 34px;
	right: 33px;
}
a {
	text-decoration: none;
}
h1,h2,h3,h4,h5,h6 {
	align: center;
}