astuto/app/javascript/stylesheets/navbar.scss

.navbar {
  border-bottom-width: 1px;
  border-bottom-style: solid;
  border-bottom-color: black;

  margin-bottom: 1.5em;

  .navbar-brand {
    font-size: 18pt;
    font-weight: 700;
  }

  .fullname {
    vertical-align: middle;

    color: black;
  }

  .dropdown-toggle::after {
    vertical-align: middle;
  }
}