* {
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
  }
  
  body {
    margin-top: 100px;
    font-family: Arial, Helvetica, sans-serif;
    background-color: #3c1518;
    color: #fff;
  }
  
  .container {
    margin: auto;
    width: 600px;
  }

  .header {
    background-color: #d58936;
    padding: 10px;
    width: 600px;
    border-radius: 25px;
  }
  /* Style the top navigation bar */
  .topnav {
    overflow: hidden;
    background-color: #69140e;
    border-radius: 25px;
    width: 600px;
  }
  
  /* Style the topnav links */
  .topnav a {
    float: center;
    display: block;
    color: #fff;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
  }
  
  /* Change color on hover */
  .topnav a:hover {
    background-color: #ad5d06;
    color: #fff;
  }
  
  /* Style the content */
  .content {
    background-color: #a44200;
    padding: 10px;
    width: 600px;
    border-radius: 25px;
  }
  
  /* Style the footer */
  .footer {
    background-color: #d58936;
    padding: 10px;
    width: 600px;
    border-radius: 25px;
  }