html, body {
    height: 100%;
    margin: 0;
  }
  
  body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
  }
  
  main {
    flex: 1;
  }
  
  .card {
    max-width: 400px;
    margin: auto;
  }
  
  .form-label {
    font-weight: 500;
  }
  
  .modal-body ul {
    padding-left: 0;
  }
  
  .modal-body li {
    padding: 8px 10px;
  }
  
  #footer {
    width: 100%;
  }