* {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}

body {
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
		Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
	line-height: 1.6;
	color: #333;
	background-color: #f5f5f5;
	padding: 20px;
}

.container {
	max-width: 900px;
	margin: 0 auto;
	background-color: #fff;
	padding: 30px;
	border-radius: 10px;
	box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h1 {
	text-align: center;
	margin-bottom: 30px;
	color: #2c3e50;
}

.form-group {
	margin-bottom: 20px;
}

label {
	display: block;
	margin-bottom: 8px;
	font-weight: bold;
}

textarea,
input {
	width: 100%;
	padding: 12px;
	border: 1px solid #ddd;
	border-radius: 4px;
	font-family: monospace;
	font-size: 14px;
}

.button-group {
	display: flex;
	gap: 10px;
	margin-bottom: 20px;
}

button {
	padding: 12px 24px;
	background-color: #3498db;
	color: white;
	border: none;
	border-radius: 4px;
	cursor: pointer;
	font-size: 16px;
	transition: background-color 0.3s;
}

button:hover {
	background-color: #2980b9;
}

button:disabled {
	background-color: #95a5a6;
	cursor: not-allowed;
}

.result-area {
	margin-top: 20px;
	padding: 15px;
	border-radius: 4px;
	display: none;
}

.success {
	background-color: #d4edda;
	color: #155724;
	border: 1px solid #c3e6cb;
}

.error {
	background-color: #f8d7da;
	color: #721c24;
	border: 1px solid #f5c6cb;
}

.preview-area {
	margin-top: 20px;
	padding: 15px;
	border: 1px solid #ddd;
	border-radius: 4px;
	background-color: #f8f9fa;
	display: none;
}

.preview-area h3 {
	margin-bottom: 10px;
}

.preview-area table {
	width: 100%;
	border-collapse: collapse;
}

.preview-area table th,
.preview-area table td {
	padding: 8px;
	border: 1px solid #ddd;
	text-align: left;
}

.preview-area table th {
	background-color: #f2f2f2;
}