<style type="text/css">
  .logo img{
    ;
    /* width: 100%;*/
    flex-basis: 40%;
    position: absolute;
    top: 8%;
    /* left: 35%; */
    /* transform: translate(-50%, -50%); */
    max-width: 100%;
    height: auto;
  }
  section{
    opacity: 0.8;
  }
  .card {
    margin-top: 30px;
  }
  .card-header {
    background-color: #f4f6f9;
  }
  .form-control {
    border: none;
    border-radius: 0;
    box-shadow: none;
    padding: 10px;
    background-color: #f4f6f9;
    color: #444;
  }
  .btn-primary {
    background-color: #007bff;
    border-color: #007bff;
    border-radius: 0;
    font-weight: bold;
  }
  .btn-primary:hover {
    background-color: #0069d9;
    border-color: #0062cc;
  }
  .form-check-label {
    color: #999;
  }
</style>