body {
  font-family: 'Roboto', sans-serif;
  background: #f4f4f4;
  display: flex;
  justify-content: center;
  padding-top: 50px;
}

.container {
  background: white;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  text-align: center;
  width: 400px;
}

.logo {
  width: 80px;
  margin-bottom: 15px;
}

h1 {
  margin-bottom: 5px;
  color: #333;
}

.subtitle {
  font-size: 14px;
  color: #666;
  margin-bottom: 20px;
}

input[type="file"], select, button {
  width: 100%;
  margin: 10px 0;
  padding: 0.5rem;
}

button {
  background: #007bff;
  color: white;
  border: none;
  cursor: pointer;
  border-radius: 6px;
  padding: 0.6rem;
  font-size: 16px;
  transition: background 0.3s ease;
}

button:hover {
  background: #0056b3;
}

.bank-selection {
  display: flex;
  justify-content: space-around;
  margin: 15px 0;
}

.bank-selection label {
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.bank-selection img {
  width: 60px;
  height: auto;
  margin-top: 5px;
  border: 2px solid transparent;
  border-radius: 6px;
  transition: border 0.3s ease;
}

.bank-selection input[type="radio"]:checked + img {
  border: 2px solid #007bff;
}

#spinner {
  margin-top: 15px;
  font-style: italic;
  color: #333;
}