Bootstrap Snippet Mega menu with animations using HTML CSS Bootstrap jQuery

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<link href="//netdna.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//netdna.bootstrapcdn.com/bootstrap/3.2.0/js/bootstrap.min.js"></script>
<script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
<!------ Include the above in your HEAD tag ---------->
<nav class="navbar navbar-inverse" data-toggle="navbar-mega-menu">
    <div class="container">
        <div class="navbar-header">
            <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#navbar-collapse-megamenu">
                <span class="sr-only">Toggle navigation</span>
                <span class="icon-bar"></span>
                <span class="icon-bar"></span>
                <span class="icon-bar"></span>
            </button>
            <a class="navbar-brand" href="#" onclick="javascript:return false;"> <!-- I hate inline JS, but this is just for this demo because I hate jerky demos more. -->
                [logo]
            </a>
        </div>
        <div class="collapse navbar-collapse" id="navbar-collapse-megamenu">
            <ul class="nav navbar-nav">
                <li class="dropdown mega-dropdown dropdown-slide" data-toggle="mega-menu">
                    <a href="#" class="dropdown-toggle">Megamenu 1</a>              
                    <div class="dropdown-menu mega-dropdown-menu">
                        <div class="container-fluid">
                            <h1>Hi there #1!</h1>
                            <p>Try clicking the next menu, "Megamenu 2".</p>
                        </div>
                    </div>
                </li>
                <li class="dropdown mega-dropdown dropdown-slide" data-toggle="mega-menu">
                    <a href="#" class="dropdown-toggle" data-toggle="mega-menu">Megamenu 2</a>              
                    <div class="dropdown-menu mega-dropdown-menu">
                        <div class="container-fluid">
                            <h1>Hi there #2!</h1>
                            <p>Try clicking outside the menu area.</p>
                        </div>
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/* Seems like Bootsnipp.com needs some convincing to give me the whole iframe to click in */
html,
body {
    height: 100%;
}
/* Borrowed from http://bootsnipp.com/snippets/featured/mega-menu-with-tabs-navigation */
.mega-dropdown {
    position: static !important;
}
.mega-dropdown-menu {
  padding: 20px 15px 15px;
  width: 100%;
}
.dropdown-slide:not(.open) > .dropdown-menu {
  padding: 0;
}
.dropdown-slide.open.current > .dropdown-menu {
  z-index: 2000;
}
.dropdown-slide.dropdown-sliding:not(.open) > .dropdown-menu {
  display: none !important;
}
.dropdown-slide.dropdown-slide-y > .dropdown-menu {
  max-height: 0;
  -webkit-transition: max-height 0.25s ease-out;
  -o-transition: max-height 0.25s ease-out;
  transition: max-height 0.25s ease-out;
  overflow: hidden;
  display: block;
  border: none;
}
.dropdown-slide.dropdown-slide-y.open > .dropdown-menu {
  max-height: 600px;
  -webkit-transition: max-height 0.25s ease-in;
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// I was going to clean this up, but then noticed that it wasn't going to fulfill my needs of variable sized menus so I think I'm abandoning it...
// Solution adapted from http://stackoverflow.com/a/25196101.
$(function() {
    $('[data-toggle="navbar-mega-menu"]').each(function () {
        var $rootNav = $(this);
        var $body = $('body');
        var $collapse = $rootNav.find('.collapse');
        var $items = $rootNav.find('[data-toggle="mega-menu"]');
        var $menus = $items.find('.dropdown-menu');
        var animationSpeed = 250;
        var timeout;
        var timeout2;
        function runAfterAnimation(func) {
            clearTimeout(timeout);
            timeout = setTimeout(func, animationSpeed);
        }
    
        function closeAllMenus() {
            $items.removeClass('open dropdown-slide-x');
            $items.addClass('dropdown-slide-y');
        }
    
        $items.each(function() {
            var $root = $(this);
            var $link = $root.find('.dropdown-toggle');
            var $menu = $root.find('.dropdown-menu');
            var $otherItems = $items.not($root);
            var $otherMenus = $menus.not($menu);
    
            $root.addClass('dropdown-slide-y');
            // Hide from mobile.
            //$root.addClass('dropdown-slide'); // Should I set animation from JS? There should be a way to toggle animations.
            $collapse.on('show.bs.collapse', function () {
                $root.removeClass('dropdown-slide');
            });
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"Mega menu with animations"
Bootstrap 3.2.0 Snippet by seriema

Related: See More

Questions / Comments:

"Mega menu with animations" Bootstrap 3.2.0 Snippet by seriema

Related: See More

Questions / Comments:

"Mega menu with animations"
Bootstrap 3.2.0 Snippet by seriema