body {
    background: #f2f2f2;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  }
  
  .container {
    max-width: 700px;
    margin-top: 50px;
  }
  
  .form-section {
    background: #fff;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
  }
  
  #preview {
    width: 100%;
    object-fit: cover;
    margin-top: 10px;
    border-radius: 10px;
    display: none;
  }