modal菜单和关闭按钮

<div class="cd-bouncy-nav-modal">
    <nav>
        <ul class="cd-bouncy-nav">
            <li><a href="https://jy.tp.yuanmeng.life/">首页</a></li>
            <li><a href="https://jy.tp.yuanmeng.life/js">jQuery</a></li>
            <li><a href="https://jy.tp.yuanmeng.life/php">PHP</a></li>
            <li><a href="https://jy.tp.yuanmeng.life/templates">模板</a></li>
            <li><a href="https://jy.tp.yuanmeng.life/site">网址</a></li>
            <li><a href="https://jy.tp.yuanmeng.life/tools">工具</a></li>
        </ul>
    </nav>
    <a href="#0" class="cd-close">Close modal</a>
</div>

显示菜单html

<a class="cd-bouncy-nav-trigger" href="#0">显示菜单</a>

main.js

var is_bouncy_nav_animating = false;
//弹出菜单
$('.cd-bouncy-nav-trigger').on('click', function() {
    triggerBouncyNav(true);
});
//关闭菜单
$('.cd-bouncy-nav-modal .cd-close').on('click', function() {
    triggerBouncyNav(false);
});
$('.cd-bouncy-nav-modal').on('click', function(event) {
    if ($(event.target).is('.cd-bouncy-nav-modal')) {
        triggerBouncyNav(false);
    }
});
function triggerBouncyNav($bool) {
    //点击若没有动画
    if (!is_bouncy_nav_animating) {
        is_bouncy_nav_animating = true;
        //切换菜单动画
        $('.cd-bouncy-nav-modal').toggleClass('fade-in', $bool).toggleClass('fade-out', !$bool).find('li:last-child').one('webkitAnimationEnd oanimationend msAnimationEnd animationend', function() {
            $('.cd-bouncy-nav-modal').toggleClass('is-visible', $bool);
            if (!$bool)
                $('.cd-bouncy-nav-modal').removeClass('fade-out');
            is_bouncy_nav_animating = false;
        });
        //判断css 动画是否开启.. 
        if ($('.cd-bouncy-nav-trigger').parents('.no-csstransitions').length > 0) {
            $('.cd-bouncy-nav-modal').toggleClass('is-visible', $bool);
            is_bouncy_nav_animating = false;
        }
    }
}