/* Navigation */

@media screen and (max-height: 450px) {
    .sidenav {padding-top: 15px;}
    .sidenav a {font-size: 18px;}
  }

.sidenav {
    height: 100%;
    width: 170px;
    position: fixed;
    z-index: 1;
    top: 0;
    left: 0;
    background-color: #111;
    overflow-x: hidden;
    padding-top: 20px;
  }
  
  .sidenav a {
    padding: 50px 15px 6px 20px;
    text-decoration: none;
    text-align: center;
    font-size: 1rem;
    color: #818181;
    display: block;
  }
  
  .sidenav a:hover {
    color: #f1f1f1;
  }
  
  .main {
    margin-left: 160px; /* Same as the width of the sidenav */
    font-size: 28px; /* Increased text to enable scrolling */
    padding: 250px 400px;
  }

  .develop {
      margin-left: 160px;
      padding: 150px 400px 25px 30px;
  }

  .implement {
      margin-left: 160px;
      padding: 150px 30px 25px 400px;
  }
  
  .evaluate {
    margin-left: 160px;
    padding: 150px 400px 25px 30px;
}