简洁的js和CSS3多级导航菜单

这是一款基于bootsnav的js和CSS3多级导航菜单效果。该多级导航菜单效果在bootsnav菜单的基础上进行了美化，使效果更加炫酷。

使用方法

在页面中引入bootstrap相关文件,jquery和bootsnav文件。

<link rel="stylesheet" href="css/bootstrap.min.css">
<link rel="stylesheet" href="css/font-awesome.min.css">
<link rel="stylesheet" href="css/bootsnav.css">
<script type="text/javascript" src="js/jquery.min.js"></script>
<script type="text/javascript" src="js/bootstrap.min.js"></script>
<script type="text/javascript" src="js/bootsnav.js"></script>                  

HTML结构

该js和CSS3多级导航菜单的HTML结构如下：

<div class="container">
    <div class="row">
        <div class="col-md-12">
            <nav class="navbar navbar-default navbar-mobile bootsnav on">
                <div class="navbar-header">
                    <button type="button" class="navbar-toggle" data-toggle="collapse" data-target="#navbar-menu">
                        <i class="fa fa-bars"></i>
                    </button>
                </div>
                <div class="collapse navbar-collapse" id="navbar-menu">
                    <ul class="nav navbar-nav" data-in="fadeInDown" data-out="fadeOutUp">
                        <li><a href="#" data-hover="Home">Home</a></li>
                        <li><a href="#" data-hover="About">About</a></li>
                        <li class="dropdown">
                            <a href="#" class="dropdown-toggle" data-toggle="dropdown" data-hover="Shortcodes">Shortcodes</a>
                            <ul class="dropdown-menu animated">
                                <li><a href="#">Custom Menu</a></li>
                                <li><a href="#">Custom Menu</a></li>
                                <li class="dropdown">
                                    <a href="#" class="dropdown-toggle" data-toggle="dropdown">Sub Menu</a>
                                    <ul class="dropdown-menu animated">
                                        <li><a href="#">Custom Menu</a></li>
                                        <li><a href="#">Custom Menu</a></li>
                                        <li class="dropdown">
                                            <a href="#" class="dropdown-toggle" data-toggle="dropdown">Sub Menu</a>
                                            <ul class="dropdown-menu multi-dropdown animated">
                                                <li><a href="#">Custom Menu</a></li>
                                                <li><a href="#">Custom Menu</a></li>
                                                <li><a href="#">Custom Menu</a></li>
                                                <li><a href="#">Custom Menu</a></li>
                                            </ul>
                                        </li>
                                        <li><a href="#">Custom Menu</a></li>
                                    </ul>
                                </li>
                                <li><a href="#">Custom Menu</a></li>
                                <li><a href="#">Custom Menu</a></li>
                                <li><a href="#">Custom Menu</a></li>
                                <li><a href="#">Custom Menu</a></li>
                            </ul>
                        </li>
                        <li class="dropdown">
                            <a href="#" class="dropdown-toggle" data-toggle="dropdown" data-hover="Pages">Pages</a>
                            <ul class="dropdown-menu animated">
                                <li><a href="#">Custom Menu</a></li>
                                <li><a href="#">Custom Menu</a></li>
                                <li class="dropdown">
                                    <a href="#" class="dropdown-toggle" data-toggle="dropdown">Sub Menu</a>
                                    <ul class="dropdown-menu animated">
                                        <li><a href="#">Custom Menu</a></li>
                                        <li><a href="#">Custom Menu</a></li>
                                        <li class="dropdown">
                                            <a href="#" class="dropdown-toggle" data-toggle="dropdown">Sub Menu</a>
                                            <ul class="dropdown-menu multi-dropdown animated">
                                                <li><a href="#">Custom Menu</a></li>
                                                <li><a href="#">Custom Menu</a></li>
                                                <li><a href="#">Custom Menu</a></li>
                                                <li><a href="#">Custom Menu</a></li>
                                            </ul>
                                        </li>
                                        <li><a href="#">Custom Menu</a></li>
                                    </ul>
                                </li>
                                <li><a href="#">Custom Menu</a></li>
                                <li><a href="#">Custom Menu</a></li>
                                <li><a href="#">Custom Menu</a></li>
                                <li><a href="#">Custom Menu</a></li>
                            </ul>
                        </li>
                        <li><a href="#" data-hover="Portfolio">Portfolio</a></li>
                        <li class="dropdown megamenu-fw">
                            <a href="#" class="dropdown-toggle" data-toggle="dropdown">Megamenu</a>
                            <ul class="dropdown-menu megamenu-content animated" role="menu">
                                <li>
                                    <div class="row">
                                        <div class="col-menu col-md-3">
                                            <h6 class="title">Title Menu One</h6>
                                            <div class="content">
                                                <ul class="menu-col">
                                                    <li><a href="#">Custom Menu</a></li>
                                                    <li><a href="#">Custom Menu</a></li>
                                                    <li><a href="#">Custom Menu</a></li>
                                                    <li><a href="#">Custom Menu</a></li>
                                                    <li><a href="#">Custom Menu</a></li>
                                                </ul>
                                            </div>
                                        </div><!-- end col-3 -->
                                        <div class="col-menu col-md-3">
                                            <h6 class="title">Title Menu Two</h6>
                                            <div class="content">
                                                <ul class="menu-col">
                                                    <li><a href="#">Custom Menu</a></li>
                                                    <li><a href="#">Custom Menu</a></li>
                                                    <li><a href="#">Custom Menu</a></li>
                                                    <li><a href="#">Custom Menu</a></li>
                                                    <li><a href="#">Custom Menu</a></li>
                                                </ul>
                                            </div>
                                        </div><!-- end col-3 -->
                                        <div class="col-menu col-md-3">
                                            <h6 class="title">Title Menu Three</h6>
                                            <div class="content">
                                                <ul class="menu-col">
                                                    <li><a href="#">Custom Menu</a></li>
                                                    <li><a href="#">Custom Menu</a></li>
                                                    <li><a href="#">Custom Menu</a></li>
                                                    <li><a href="#">Custom Menu</a></li>
                                                    <li><a href="#">Custom Menu</a></li>
                                                </ul>
                                            </div>
                                        </div>
                                        <div class="col-menu col-md-3">
                                            <h6 class="title">Title Menu Four</h6>
                                            <div class="content">
                                                <ul class="menu-col">
                                                    <li><a href="#">Custom Menu</a></li>
                                                    <li><a href="#">Custom Menu</a></li>
                                                    <li><a href="#">Custom Menu</a></li>
                                                    <li><a href="#">Custom Menu</a></li>
                                                    <li><a href="#">Custom Menu</a></li>
                                                </ul>
                                            </div>
                                        </div><!-- end col-3 -->
                                    </div><!-- end row -->
                                </li>
                            </ul>
                        </li>
                        <li><a href="#" data-hover="Contact">Contact</a></li>
                    </ul>
                </div>
            </nav>
        </div>
    </div>
</div>