/* Add a black background color to the top navigation */
.topnav {
    background-color: #333;
    overflow: hidden;
    position: fixed;
    top: 2.5em;
    width: 100%;
  }
  
  /* Style the links inside the navigation bar */
  .topnav a {
    float: left;
    color: #f2f2f2;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
    font-size: 17px;
  }
  
  /* Change the color of links on hover */
  .topnav a:hover {
    background-color: #ddd;
    color: black;
  }
  
  /* Add a color to the active/current link */
  .topnav a.active {
    background-color:  #4654e1;
    color: white;
  }

  #d {
    display:inline; 
    margin-top:.3em; 
    color:#333;
    font-size: 1.5em;
  }

  .topBar{
    height: 2.5em;
    padding:0 3em 3em; 
    background-color: #f2f2f2; 
    position:fixed; 
    width:100%
  }
  .topBar h2 a{
    color:#4654e1;
    text-decoration-line: none;
  }
  .topBar h2 a:hover{
    text-decoration-line:underline;
  }