.navbar-nav > li > .dropdown-menu a:hover { background-color: #0275d8;}

body {
    background-color: whitesmoke;
}

  .form-signin .form-floating:focus-within {
    z-index: 2;
  }

  .form-signin input[type="email"] {
    margin-bottom: -1px;
    border-bottom-right-radius: 0;
    border-bottom-left-radius: 0;
  }

  .form-signin input[type="password"] {
    margin-bottom: 10px;
    border-top-left-radius: 0;
    border-top-right-radius: 0;
  }

  .form-registration input {
    border-radius: 0;
    margin-bottom: -1px;
  }

  /* table */
  .my-table {
    border-collapse: collapse;
    position: relative;
    width: 100%;
  }

  .my-table th,
  .my-table td {
    border: 1px solid #ddd;
    padding: 8px;
    text-align: left;
  }

  .my-table th {
    background-color: #afafaf;
    color: white;
    position: sticky;
    top: 0; /* Don't forget this, required for the stickiness */
    box-shadow: 0 2px 2px -1px rgba(0, 0, 0, 0.4);
  }

  .my-table tr:nth-child(even) {
    background-color: #f2f2f2;
  }

  .my-table tr {
    font-size: .8em
  }

  .my-table tr:hover {
    background-color: #ddd;
  }

  .my-table td.highlight {
    background-color: red;
  }