<link href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css"> <script src="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/js/bootstrap.min.js"></script> <script src="//code.jquery.com/jquery-1.11.1.min.js"></script> <!------ Include the above in your HEAD tag ----------> <div id="mySidenav" class="sidenav"> <a href="javascript:void(0)" class="closebtn" onclick="closeNav()">×</a> <a href="#">About</a> <a href="#">Services</a> <a href="#">Clients</a> <a href="#">Contact</a> </div> <h2>Animated Sidenav Example</h2> <p>Click on the element below to open the side navigation menu.</p> <span class="side-bar" data-spy="affix" data-offset-top="100" id="myAffix" style="font-size:30px;cursor:pointer" onclick="openNav()">☰ open</span> <div class="div1"></div> <div class="div2"></div> <div class="div3"></div> <div class="div4"></div>

body { font-family: "Lato", sans-serif; } .affix { top:25px;} .sidenav { height: 100%; width: 0; position: fixed; z-index: 1; top: 0; left: 0; background-color: #111; overflow-x: hidden; transition: 0.5s; padding-top: 60px; } .sidenav a { padding: 8px 8px 8px 32px; text-decoration: none; font-size: 25px; color: #818181; display: block; transition: 0.3s } .sidenav a:hover, .offcanvas a:focus{ color: #f1f1f1; } .sidenav .closebtn { position: absolute; top: 0; right: 25px; font-size: 36px; margin-left: 50px; } .div1{ height: 300px; background-color:#ccc; } .div2{ height: 300px; background-color:#f00; } .div3{ height: 300px; background-color:#0f0; } .div4{ height: 300px; background-color:#000; } @media screen and (max-height: 450px) { .sidenav {padding-top: 15px;} .sidenav a {font-size: 18px;} }

function openNav() { document.getElementById("mySidenav").style.width = "250px"; } function closeNav() { document.getElementById("mySidenav").style.width = "0"; }