.start-container {
	margin: 30px auto;
	padding: 20px;
	text-align: center;
	background-color: #c9e1ff;
}

.device-box {
	max-width: 300px;
	margin: 0 auto 30px auto;
}

.device-box summary {
	cursor: pointer;
	font-size: 18px;
	font-weight: bold;
	padding: 12px;
	background: #eee;
	border-radius: 6px;
}

.device-input {
	padding: 15px;
	text-align: center;
	background: #f8f8f8;
	border-radius: 0 0 6px 6px;
}

#deviceNumber {
	width: 100px;
	padding: 8px;
	font-size: 18px;
	text-align: center;
}

.start-buttons {
	display: flex;
	gap: 15px;
	justify-content: center;
	margin-top: 25px;
}

.start-buttons button {
	padding: 12px 20px;
	font-size: 16px;
	cursor: pointer;
}

@media (max-width: 600px) {
	.start-buttons {
		flex-direction: column;
	}

	.start-buttons button {
		width: 100%;
	}
}