body {
  font-family: Arial, sans-serif;
  background: #042354;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.upload-container {
  background: white;
  padding: 30px;
  border-radius: 10px;
  width: 400px;
  text-align: center;
  box-shadow: 0 5px 20px rgba(0,0,0,0.08);
}

h2 {
  margin-bottom: 20px;
}

input[type="file"] {
  margin-bottom: 15px;
}

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

button:hover {
  background: #45a049;
}

.progress-container {
  width: 100%;
  background: #eee;
  border-radius: 20px;
  height: 20px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  width: 0%;
  background: #4CAF50;
  transition: width 0.3s ease;
}

.file-list {
  margin-top: 20px;
  text-align: left;
}

.file-item {
  background: #f9f9f9;
  padding: 10px;
  border-radius: 6px;
  margin-bottom: 10px;
  font-size: 14px;
}

.file-item img {
  max-width: 100%;
  margin-top: 8px;
  border-radius: 6px;
}

.download-btn {
  display: inline-block;
  margin-top: 8px;
  padding: 5px 10px;
  font-size: 12px;
  background: #2196F3;
  color: white;
  text-decoration: none;
  border-radius: 4px;
}