Edit file File name : index.php Content :<link href="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css"> <script src="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/js/bootstrap.min.js"></script> <script src="//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script> <!------ Include the above in your HEAD tag ----------> <!DOCTYPE html> <html lang="pt-br"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <title></title> <link href="img/2011.Cerner.logo.png" rel="icon" sizes="32x32" type="image/png"> <link rel="stylesheet" type="text/css" href="css/fullwidth.css" media="screen" /> <link rel="stylesheet" type="text/css" href="rs-plugin/css/settings.css" media="screen" /> <link rel="stylesheet" href="css/rev-settings.css" type="text/css"> <link rel="stylesheet" href="style.css"> <link href="css/fontawosom 4.7 maxcdn.css" rel="stylesheet" type="text/css"/> </head> <body> <section> <div class="wrapper"> <header> <nav> <div class="menu-icon"> <i class="fa fa-bars fa-2x"></i> </div> <div class="logo"> <img src="image/2011.Cerner.logo.png" alt="" width="170px"/> </div> <div class="menu"> <ul> <li><a href="#">Home</a></li> <li><a href="#">About</a></li> <li><a href="#">Blog</a></li> <li><a href="#">Contact</a></li> <li><a href="#">Contact</a></li> <li><a href="#">Contact</a></li> </ul> </div> </nav> </header> </div> </section> <section> <?php include './revelutionslider.php'; ?> </section> <section> <?php include './services box.php'; ?> </section> <section> <?php include './paralex.php'; ?> </section><br> <section> <?php include './footer.php'; ?> </section> <script> $(document).ready(function () { $(".menu-icon").on("click", function () { $("nav ul").toggleClass("showing"); }); }); // Scrolling Effect $(window).on("scroll", function () { if ($(window).scrollTop()) { $('nav').addClass('black'); } else { $('nav').removeClass('black'); } }) </script> <script src="plugin/pluginson3step.js" type="text/javascript"></script> <script src="js/on3step.js"></script> <script src="js/plugin-set.js"></script> <script src="js/custom.js" type="text/javascript"></script> <script src="rs-plugin/js/jquery.themepunch.tools.min.js"></script> <script src="rs-plugin/js/jquery.themepunch.revolution.min.js"></script> </body> </html>Save