/* General Styles */
body {
    font-family: Arial, sans-serif;
    background-color: #f8f9fa;
    color: #333;
    margin: 0;
    padding: 0;
  }
  
  /* Container */
  .container {
    max-width: 600px;
    margin: 50px auto;
    padding: 20px;
    background: #fff;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
  }
  
  /* Flash Messages */
  .alert {
    font-size: 14px;
    border-radius: 4px;
    padding: 15px;
    margin-bottom: 20px;
  }
  
  .alert-warning {
    background-color: #fffae6;
    color: #856404;
    border: 1px solid #ffeeba;
  }
  
  /* Buttons */
  button.close {
    background: transparent;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
  }
  
  /* Responsive Design */
  @media (max-width: 768px) {
    .container {
      width: 90%;
      margin: 20px auto;
    }
  }