body {
  font-family: Arial, sans-serif;
  background: #f2f2f2;
  padding: 30px;
  text-align: center;
}

h2 {
  color: #333;
  margin-bottom: 20px;
}

#dropArea {
  width: 100%;
  max-width: 600px;
  margin: 0 auto 20px auto;
  padding: 50px 20px;
  border: 2px dashed #999;
  border-radius: 10px;
  background-color: #fff;
  color: #666;
  transition: border 0.3s ease;
  cursor: pointer;
}

#dropArea.highlight {
  border-color: #4CAF50;
  background-color: #e6ffee;
}

input[type="file"] {
  display: none;
}

label, input[type="number"] {
  font-size: 16px;
}

input[type="number"] {
  width: 80px;
  padding: 5px;
  margin-left: 10px;
}

button {
  background-color: #4CAF50;
  color: white;
  border: none;
  padding: 10px 20px;
  margin: 10px;
  font-size: 16px;
  border-radius: 5px;
  cursor: pointer;
}

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

.download-link {
  display: block;
  margin: 8px auto;
  color: #0066cc;
  text-decoration: none;
  font-size: 16px;
}

.download-link:hover {
  text-decoration: underline;
}

#fileCount {
  margin: 10px 0;
  font-weight: bold;
  color: #444;
}