:root {
	--bg-color: #f4f4f9;
	--text-color: #333;
	--container-bg: #fff;
	--border-color: #ccc;
	--error-color: #ff3030;
	--success-color: #00FF00;
	--info-color: #6060ff;
	--fieldset-border: #999;
	--primary-color: #919394;
	--primary-hover: #aaabac;
}

body {
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
	background-color: var(--bg-color);
	color: var(--text-color);
	padding: 15px;
	margin: 0;
}

h1 {
	text-align: center;
	color: var(--primary-color);
	margin-bottom: 0.5rem;
}

h2 {
	font-size: 1.25rem;
	color: #d9534f;
	margin-top: 0;
	margin-bottom: 0.5rem;
}

.notice_section {
	border-radius: 4px;
	/*background-color: rgb(255, 0, 0);*/
	border-left: 5px solid #ff0707;
	padding: 1rem;
	margin-bottom: 2rem;
}

.description {
	margin-bottom: 2rem;
}

.main-container {
	display: grid;
	grid-template-columns: 1fr;
	gap: 20px;
	margin-bottom: 15px;
}

@media (min-width: 768px) {
	.main-container {
		grid-template-columns: 1fr 2fr;
	}
}

fieldset {
	border: 1px solid var(--fieldset-border);
	padding: 1rem;
	border-radius: 8px;
	background-color: var(--container-bg);
	margin-bottom: 1rem;
}

legend {
	font-weight: bold;
	color: var(--primary-color);
	padding: 0 0.5rem;
}

.form-table {
	width: 100%;
	border-collapse: collapse;
	margin-top: 10px;
}

.form-table td {
	padding: 8px 0;
	vertical-align: top;
}

input[type="text"],
input[type="file"],
select {
	width: 100%;
	padding: 8px;
	box-sizing: border-box;
	border: 1px solid var(--border-color);
	border-radius: 4px;
	margin-top: 4px;
}

button {
	display: block;
	width: 100%;
	padding: 10px;
	border: none;
	border-radius: 4px;
	background-color: var(--primary-color);
	color: white;
	font-size: 1rem;
	cursor: pointer;
	transition: background-color 0.3s ease;
}

button:hover {
	background-color: var(--primary-hover);
}

.radio-group {
	display: flex;
	gap: 15px;
	margin-top: 5px;
}


.log-area {
	background-color: #000;
	color: rgb(255, 255, 255);
	padding: 10px;
	font-family: 'Courier New', Courier, monospace;
	/* white-space: pre-wrap;*/
	overflow-y: auto;
	border-radius: 4px;
	min-height: 100px;
	max-height: 300px;
	border: 1px solid var(--fieldset-border);
}

.span-error {
	color: var(--error-color);
}

.span-success {
	color: var(--success-color);
}

.span-info {
	color: var(--info-color);
}

#oflOpStatus {
	font-weight: bold;
	color: rgb(255, 255, 255);
}

#USBStatus {
	text-align: center;
	margin-top: 15px;
	font-weight: bold;
	color: #555;
}