*{
    margin: 0;
    padding:0;
    box-sizing: border-box; 
   
  }
  /* Add a black background color to the top navigation */
  .topnav {
    background-color: black;
    overflow: hidden;
  
  }
  
  /* Style the links inside the navigation bar */
  .topnav a {
    float: left;
    display: block;
    color: #fff;
    text-align: center;
    padding: 14px 60px;
    text-decoration: none;
    font-size: 17px;
  }
  a{
    text-decoration: none;
    color: red;
  }
  #h11{
      width: 90%;
      height: 40vh;
      border: 2px solid black;
      border-radius: 20px;
      box-shadow: -3px 3px 6px 6px #9e9e9e4d;
    }
  
  .h11{
    margin:10px auto;
    width:70%;
    height:30%;
  }
  .main{
  
    width: 95%;
    display: flex;
    height: auto;
    margin:auto;
    margin-top: 30px;
  }
  .first-div{
      width:64%;
      height:auto;
      box-shadow: -6px -1px 4px 3px grey;
      padding: 10px;
      margin-right: 10px;
      border-radius: 15px;
  }
  .second-div{
    margin-left: 20px;
    width: 34%;
    box-shadow: -5px 1px 6px 2px #555555d1;
    border-radius: 10px;
    background-color: #80808021;
  }
  .three-sec{
    width: 100%;
    height: 60vh;
  }
  .img-1{
    width: 140px;
    height: 140px;
    border-radius:20px;
  }
  .advertise-1{
    width: 80%;
    height: 30vh;
    margin: auto;
    box-shadow: -9px -3px 4px grey;
  }
  /* Add an active class to highlight the current page */
  .active {
    background-color: #4CAF50;
    color: white;
  }
  
  /* Hide the link that should open and close the topnav on small screens */
  .topnav .icon {
    display: none;
  }
  
  footer {
     margin-top: 20px;
     left: 0;
     bottom: 0;
     width: 100%;
     background-color: red;
     color: white;
     text-align: center;
     line-height: 3;
     font-size: 1.3rem;
     height:8vh;
     text-align: center;
     font-weight: bolder;
  }
  
  /* Dropdown container - needed to position the dropdown content */
  .dropdown {
    float: left;
    overflow: hidden;
  }
  #cp1{
      text-align: center;
      font-size: 2.5rem;
      font-weight: bolder;
      line-height: 60px;
  }
  #cp2,#cp4,#cp6{
      text-align: left;
      font-size: 1.9rem;
      line-height: 52px;
      font-style: italic;
      font-weight: 800;
  }
  #cp3{
      font-size: 1.3rem;
      line-height: 29px;
  }
  li{
      font-size: 1.3rem;
      line-height: 28px;
      padding-top: 8px;
      text-align-last: auto;
  }
  .advertise-2{
      display: none;
  }
  /* Style the dropdown button to fit inside the topnav */
  .dropdown .dropbtn {
    font-size: 17px;
    border: none;
    outline: none;
    color: white;
    padding: 14px 16px;
    background-color: inherit;
    font-family: inherit;
    margin: 0;
  }
  
  /* Style the dropdown content (hidden by default) */
  .dropdown-content {
    display: none;
    position: absolute;
    background-color: #f9f9f9;
    min-width: 160px;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
    z-index: 1;
  }
  
  /* Style the links inside the dropdown */
  .dropdown-content a {
    float: none;
    color: black;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    text-align: left;
  }
  
  /* Add a dark background on topnav links and the dropdown button on hover */
  .topnav a:hover, .dropdown:hover .dropbtn {
    background-color: #555;
    color: white;
  }
  
  /* Add a grey background to dropdown links on hover */
  .dropdown-content a:hover {
    background-color: #ddd;
    color: black;
  }
  
  /* Show the dropdown menu when the user moves the mouse over the dropdown button */
  .dropdown:hover .dropdown-content {
    display: block;
  }
  
  /* When the screen is less than 600 pixels wide, hide all links, except for the first one ("Home"). Show the link that contains should open and close the topnav (.icon) */
  @media screen and (max-width: 600px) {
    .topnav a:not(:first-child), .dropdown .dropbtn {
      display: none;
    }
    .topnav a.icon {
      float: right;
      display: block;
    }
    .h11{
    margin:10px auto;
    width:90%;
  }
  footer {
     left: 0;
     bottom: 0;
     width: 100%;
     background-color: red;
     color: white;
     text-align: center;
     font-size: 1rem;
     height:5vh;
     margin-top: 20px;
     text-align: center;
     font-weight: bolder;
     line-height: 3;
  }
  
  #h11{
      width: 100%;
      height: 20vh;
      border-radius: 15px;
      border: 2px solid yellow;
      box-shadow: 4px 4px 43px grey;
  }
  .first-div{
      width:100%;
      height:auto;
      box-shadow: -6px -1px 4px 3px grey;
      padding: 4px;
      margin-right: 10px;
      border-radius: 15px;
  
  }
  .second-div{
    width: 0%;
    display: none;
  }
  .advertise-2{
    width: 60%;
    height: 20vh;
    box-shadow: 4px 4px 4px grey;
    border-radius: 6px;
    display: block;
    margin: auto;
  }
  
  /* The "responsive" class is added to the topnav with JavaScript when the user clicks on the icon. This class makes the topnav look good on small screens (display the links vertically instead of horizontally) */
  @media screen and (max-width: 600px) {
    .topnav.responsive {position: relative;}
    .topnav.responsive a.icon {
      position: absolute;
      right: 0;
      top: 0;
    }
    .topnav.responsive a {
      float: none;
      display: block;
      text-align: left;
    }
    .topnav.responsive .dropdown {float: none;}
    .topnav.responsive .dropdown-content {position: relative;}
    .topnav.responsive .dropdown .dropbtn {
      display: block;
      width: 100%;
      text-align: left;
    }
  }