body {
    display: flex;
    align-items: top;
    background-color: #f5f5f5;
  }
  
  .form-signin {
    width: 100%;
    max-width: 330px;
    padding: 15px;
    margin: auto;
  }
  
  
  .form-signin .form-floating:focus-within {
    z-index: 2;
  }