body {
  background-color: #f8f9fa;
}

.login-container {
  max-width: 400px;
  margin: 60px auto;
  padding: 30px;
  background-color: #ffffff;
  border-radius: 12px;
  box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

.login-title {
  text-align: center;
  margin-bottom: 20px;
}

main {
  flex: 1;
  background-image: url('../img/fondo2.jpg');
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center;
  background-attachment: fixed;
}