html, body {
    height: 100%;
    margin: 0;
    display: flex;
    flex-direction: column;
  }
  body {
    font-family: 'Robot', sans-serif;
    
  }
  main {
    flex: 1;
    font-size: 1.4rem;
  }
  .nav-link {
    font-size: 1.4rem;
    font-weight: 500;
  }
  .nav-link :hover{
    color: #007bff;
  }
  .navbar-brand{
    font-size: 1.8rem;
    font-weight: 700;
  }
  .dropdown-item {
    font-size: 1.4rem;
    font-weight: 500;
  }
  .dropdown-item :hover{
    color: #007bff;
  }