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

body {
	font-family: Arial, sans-serif;
	line-height: 1.6;
	padding: 20px;
	background-color: #f5f5f5;
}

.container {
	max-width: 800px;
	margin: 0 auto;
	background: white;
	padding: 20px;
	border-radius: 8px;
	box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

h1 {
	color: #333;
	text-align: center;
	margin-bottom: 20px;
}

h3 {
	color: #333;
	text-align: center;
	margin-bottom: 20px;
}

.heading-select {
	padding: 8px;
	margin: 0 10px;
	border: 1px solid #ccc;
	border-radius: 4px;
	background-color: white;
	font-size: 14px;
	cursor: pointer;
}

.heading-select:hover {
	border-color: #666;
}

.heading-select:focus {
	outline: none;
	border-color: #4CAF50;
	box-shadow: 0 0 5px rgba(76, 175, 80, 0.3);
}

.upload-section {
	display: flex;
	gap: 10px;
	margin-bottom: 20px;
}

input[type="file"] {
	padding: 8px;
	border: 1px solid #ddd;
	border-radius: 4px;
}

button {
	padding: 8px 16px;
	background-color: #4CAF50;
	color: white;
	border: none;
	border-radius: 4px;
	cursor: pointer;
	transition: background-color 0.3s;
}

button:hover {
	background-color: #45a049;
}

.status {
	margin: 10px 0;
	padding: 10px;
	border-radius: 4px;
}

.status.success {
	background-color: #d4edda;
	color: #155724;
}

.status.error {
	background-color: #f8d7da;
	color: #721c24;
}

.output {
	margin-top: 20px;
}

.output-item {
	padding: 10px;
	border: 1px solid #ddd;
	border-radius: 4px;
	margin-bottom: 10px;
}

footer {
	margin-top: 2rem;
	padding: 1rem;
	text-align: center;
	color: #666;
	font-size: 0.9rem;
}

footer a {
	color: #4CAF50;
	text-decoration: none;
}

footer a:hover {
	text-decoration: underline;
}