Slideoutjs Shortcut

slideoutmenu.css

.slideout-menu {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    right: 0;
    z-index: 0;
    width: 256px;
    /*overflow-y: scroll;*/
    -webkit-overflow-scrolling: touch;
    display: none;
}

.slideout-panel {
    position: relative;
    z-index: 1;
    will-change: transform;
}

.slideout-open,
.slideout-open body,
.slideout-open .slideout-panel {
    overflow: hidden;
}

.slideout-open .slideout-menu {
    display: block;
}

/*slideout style*/

.menu {
  background-color: #1D1F20;
  background-image: linear-gradient(145deg, #1D1F20, #404348);
  text-align: center;
}

a {
  text-decoration: none;
}

.menu a {
  color: #fff;
}

.menu a:hover {
  text-decoration: underline;
}

.menu-section {
  margin: 25px 0;
}

.menu-section-title {
  text-transform: uppercase;
  color: #85888d;
  font-weight: 200;
  font-size: 2em;
  letter-spacing: 1px;
  padding: 0 20px;
  margin:0;
}

.menu-section-list {
  padding:0;
  margin: 10px 0;
  list-style:none;
}

.menu-section-list a {
    font-size: 1.5em;
  display: block;
  padding: 10px 20px;
  font-family: "Arial Black";
}

.menu-section-list a:hover {
  background-color: rgba(255, 255, 255, 0.1);
  text-decoration: none;
}

slideoutmenu.html

<nav id="menu" class="menu">
            <section class="menu-section">
            <h3 class="menu-section-title">OPTIONS</h3>
            <hr>
            <ul class="menu-section-list">
                <li><a href="#">PROFILE</a></li>
                <li><a href="#">CONTACT</a></li>
                <li><a href="#">SHARE</a></li>
                <li><a href="#">SETTINGS</a></li>
            </ul>
            </section>
</nav>

slideoutmenu.js

var slideout = new Slideout({
                'panel': document.getElementById('panel'),
                'menu': document.getElementById('menu'),
                'padding': 256,
                'tolerance': 70
            });

            // Toggle button
            document.querySelector('.toggle-button').addEventListener('click', function() {
                slideout.toggle();
            });