<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1">

<style>
body {
font-family: Arial, Helvetica, sans-serif;
}

.mobile-container {
max-width: 480px;
margin: auto;
background-color: #555;
height: 500px;
color: white;
border-radius: 10px;
}

.topnav {
overflow: hidden;
background-color: #333;
position: relative;
}

.topnav #myLinks {
display: none;
}

.topnav a {
color: white;
padding: 14px 16px;
text-decoration: none;
font-size: 17px;
display: block;
}

.topnav a.icon {
background: black;
display: block;
position: absolute;
right: 0;
top: 0;
}

.topnav a:hover {
background-color: #ddd;
color: black;
}

.active {
background-color: #4CAF50;
color: white;
}
/*!
* Font Awesome 4.7.0 by @davegandy - http://fontawesome.io - @fontawesome
* License - http://fontawesome.io/license (Font: SIL OFL 1.1, CSS: MIT License)
*/
</style>
</head>
<body>


<div class="mobile-container">


<div class="topnav">
<a href="#home" class="active">Logo</a>
<div id="myLinks">
    <a href="#news">News</a>
    <a href="#contact">Contact</a>
    <a href="#about">About</a>
</div>
<a href="javascript:void(0);" class="icon" onclick="myFunction()">
    <i class="fa fa-bars">=</i>
</a>
</div>

<div style="padding-left:16px">
<h3>Vertical Mobile Navbar</h3>
<p>This example demonstrates how a navigation menu on a mobile/smart phone could look like.</p>
<p>Click on the hamburger menu (three bars) in the top right corner, to toggle the menu.</p>
</div>


</div>

<script>
function myFunction() {
    var x = document.getElementById("myLinks");
    if (x.style.display === "block") {
        x.style.display = "none";
    } else {
        x.style.display = "block";
    }
}
</script>

</body>
</html>

keluberan

Vertical Mobile Navbar