body {
	font-family: Arial, sans-serif;
	display: flex;
	justify-content: center;
	align-items: center;
	height: 100vh;
	margin: 0;
	background: #222;
}

.options {
	display: flex;
	gap: 10px;
	flex-wrap: wrap;
}

input[type="radio"] {
	display: none;
}

label {
	display: inline-block;
	padding: 10px 20px;
	font-size: 16px;
	font-weight: bold;
	color: #ccc;
	border: 2px solid #ccc;
	border-radius: 5px;
	cursor: pointer;
	transition: background-color 0.3s, border-color 0.3s, color 0.3s,
		box-shadow 0.3s;
}

input[type="radio"]:checked + label {
	color: var(--color);
	border-color: currentColor;
	box-shadow: 0 0 10px currentColor, 0 0 20px currentColor, 0 0 30px currentColor;
}

label:hover,
input[type="radio"]:checked + label:hover {
	color: var(--color);
	border-color: currentColor;
	box-shadow: 0 0 10px currentColor, 0 0 20px currentColor, 0 0 30px currentColor,
		0 0 40px currentColor, 0 0 50px currentColor;
}

label:hover {
	color: var(--color);
	border-color: currentColor;
	box-shadow: 0 0 10px currentColor, 0 0 20px currentColor, 0 0 30px currentColor;
}

canvas {
	position: absolute;
	top: 0;
	left: 0;
	z-index: -1;
}