body {
  font-family: 'Segoe UI', sans-serif;
  margin: 0;
  background: linear-gradient(to right, #007bff, #00c6ff);
  color: #333;
}

.header {
  display: flex;
  align-items: center;
  background-color: white;
  padding: 16px 32px;
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.logo {
  height: 40px;
  margin-right: 16px;
}

.title {
  font-size: 24px;
  color: #003366;
}

.container {
  background: #ffffff;
  margin: 40px auto;
  padding: 30px 40px;
  border-radius: 16px;
  box-shadow: 0 10px 24px rgba(0,0,0,0.15);
  max-width: 500px;
  text-align: center;
}

.instructions {
  margin-bottom: 20px;
  color: #444;
}

input[type="text"] {
  width: 100%;
  padding: 12px;
  margin: 15px 0;
  border: 1px solid #ccc;
  border-radius: 8px;
  font-size: 16px;
}

.logo-upload {
  text-align: left;
  margin-bottom: 15px;
}

input[type="file"] {
  margin-top: 5px;
}

.button-group button,
.download-buttons button {
  background-color: #007bff;
  color: white;
  border: none;
  padding: 12px 20px;
  margin: 10px 5px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 15px;
  transition: 0.3s ease;
}

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

.clear {
  background-color: #e74c3c;
}

.clear:hover {
  background-color: #c0392b;
}

#qrcode {
  margin-top: 20px;
}