Following is the code to create a responsive bottom navigation menu with CSS and JavaScript −
Example
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Document</title>
<style>
body {
margin: 0px;
margin-top: 10px;
padding: 0px;
}
nav {
position: fixed;
bottom: 0;
width: 100%;
background-color: rgb(39, 39, 39);
overflow: auto;
height: auto;
}
.links {
display: inline-block;
text-align: center;
padding: 14px;
color: rgb(178, 137, 253);
text-decoration: none;
font-size: 17px;
}
.links:hover {
background-color: rgb(100, 100, 100);
}
.selected {
background-color: rgb(0, 18, 43);
}
.hamburger {
color: white;
font-weight: bolder;
display: none;
}
@media screen and (max-width: 600px) {
nav a:not(:first-child) {
display: none;
}
nav a.hamburger {
float: right;
display: block;
padding: 12px;
}
nav.openNav a.hamburger {
position: absolute;
right: 0;
bottom: 0;
}
nav.openNav a {
float: none;
display: block;
text-align: center;
}
}
</style>
</head>
<body>
<nav class="bottomNav">
<a class="links selected" href="#"> Home</a>
<a class="links" href="#"> Login</a>
<a class="links" href="#">Register</a>
<a class="links" href="#"> Contact Us</a>
<a class="links" href="#">More Info</a>
<a class="hamburger">☰</a>
</nav>
<div>
<h1>Bottom navigation menu</h1>
</div>
<script>
function toggleNav() {
var x = document.getElementsByTagName("nav")[0];
if (x.className === "bottomNav") {
x.className += " openNav";
} else {
x.className = "bottomNav";
}
}
document.querySelector(".hamburger").addEventListener("click", toggleNav);
</script>
</body>
</html>Output
The above code will produce the following output −

On resizing the browser the hamburger icon to open navigation will be shown −

On clicking the hamburger icon −
