how to make a nav burger with html css and javascript
snippet in html

how to make a nav burger with html css and javascript


<!doctype html>
<html lang="en">
		<meta charset="utf-8" />
		<meta name="viewport" content="width=device-width, intial-scale=1.0" />
		<meta http-equiv="X-UA-Compatible" content="ie=edge" />
		<meta http-equiv="Content-Type" content="text/html" />
		<title>burger example</title>
		<style type="text/css">
        .burger {
        	display: inline-block;
        	cursor: pointer;
        	transform: translate(0, 5px);
        .bar1, .bar2, .bar3 {
        	width: 35px;
        	height: 5px;
        	background: #000;
        	margin: 6px 0;
        	-webkit-border-radius: 25%;
        	-moz-border-radius: 25%;
        	border-radius: 25%;
        	transition: all 0.75s cubic-bezier(0.5, -1, 0.59, 1.88);
        .opened-nav .bar1 {
        	-webkit-transform: rotate(-45deg) translate(-9px, 6px);
        	transform: rotate(-45deg) translate(-9px, 6px);
        .opened-nav .bar2 {
        	opacity: 0;
        	transform: translate(-17.5px, 0);
        .opened-nav .bar3 {
        	-webkit-transform: rotate(45deg) translate(-8px, -8px);
        	transform: rotate(45deg) translate(-8px, -8px);
		<div class="burger" onclick="toggle_burger(this)">
			<div class="bar1"></div>
			<div class="bar2"></div>
			<div class="bar3"></div>
      	<script type="text/javascript">
			function toggle_burger(x) {