body {
  font-family: Arial, sans-serif;
  margin: 2rem;
  background-color: #f9f9f9;
}

h1 {
  text-align: center;
  margin-bottom: 2rem;
}

#upload-form {
  background: white;
  padding: 2rem;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0,0,0,0.1);
  max-width: 600px;
  margin: 0 auto;
}

#upload-form label {
  font-weight: bold;
  display: block;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

#upload-form input[type="file"],
#upload-form input[type="text"] {
  width: 100%;
  padding: 0.5rem;
  border: 1px solid #ccc;
  border-radius: 4px;
}

#upload-form small {
  font-size: 0.9rem;
  color: #666;
}

#upload-form button {
  margin-top: 2rem;
  padding: 0.75rem 1.5rem;
  background-color: #007bff;
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 1rem;
}

#upload-form button:hover {
  background-color: #0056b3;
}

#output {
  margin-top: 2rem;
  padding: 1rem;
  background-color: #eef;
  border-radius: 6px;
}

.image-panel {
  flex: 1 1 100%;
  text-align: center;
  margin-bottom: 2rem;
}

.image-panel img {
  max-width: 100%;
  width: 600px;
  height: auto;
  display: block;
  margin: 0 auto;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

.download-section {
  margin-top: 2rem;
  text-align: center;
}

.download-section label,
.download-section select,
.download-section button {
  font-size: 1rem;
  margin: 0.5rem;
}