body{
    background-color: #000000;
    padding: 1em 5em;
  }
  
  /* Add a black background color to the top navigation */
  .topnav {
    background-color: #000000;
    overflow: hidden;
  }
  
  /* 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;
    font-family: "Source Code Pro", sans-serif;
  }
  
  /* 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: #DC602E;
    color: white;
  }
  
  .container {
    max-width: auto;
    margin: 5 auto;
    padding: 4em;
    text-align: justify;
    background-color: #DC602E;
  }
    
    h1 {
        color: #fff;
      text-align: center;
      font-size: 3em;
      margin-bottom: 1em;
      font-family: "Source Code Pro", sans-serif;
    }
    
    h2 {
      color: #fff;
      font-size: 2em;
      margin-top: 2em;
      font-family: "Source Code Pro", sans-serif;
    }

    h3 {
        color: #fff;
        font-size: 2em;
        margin-top: 2em;
        font-family: "Source Code Pro", sans-serif;
        text-align: center;
      }
    
    img {
      display: block;
      margin: 3em auto;
      max-width: 30%;
    }
  
    p{
      color: #fff;
      font-family: "Source Code Pro", sans-serif;
      font-weight: 300px;
      text-align: center;
      font-size: 25px;
    }

    .flex-container {
      display: flex;
      justify-content: space-between;
  }
  
  .flex-container img {
      flex: 1 1 auto;
      max-width: 30%;
      margin: 0 10px;
  }