#testMenu {
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	background: rgba(0, 0, 0, 0.85);
	color: white;
	padding: 20px;
	border-radius: 10px;
	min-width: 300px;
	display: none;
	z-index: 1000;
	font-family: Arial, sans-serif;
}

#testMenu.visible {
	display: block;
}

#testMenu h2 {
	margin-top: 0;
	margin-bottom: 20px;
	text-align: center;
}

#testMenu .close-btn {
	position: absolute;
	top: 10px;
	right: 10px;
	cursor: pointer;
	font-size: 24px;
	color: #fff;
	background: none;
	border: none;
	padding: 0;
	width: 30px;
	height: 30px;
	line-height: 30px;
}

#testMenu .close-btn:hover {
	color: #ff0000;
}

#testMenu .menu-item {
	margin-bottom: 20px;
}

#testMenu label {
	display: block;
	margin-bottom: 5px;
}

#testMenu input[type="range"] {
	width: 100%;
}

#testMenu input[type="checkbox"] {
	margin-right: 10px;
}

#testMenu .slider-value {
	float: right;
	color: #8dc1de;
}