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Velocity.js fullscreen flexbox overlay navigation
<div class="overlay-navigation">
<nav role="navigation">
<ul>
<li><a href="#" data-content="The beginning">Home</a></li>
<li><a href="#" data-content="Curious?">About</a></li>
<li><a href="#" data-content="I got game">Skills</a></li>
<li><a href="#" data-content="Only the finest">Works</a></li>
<li><a href="#" data-content="Don't hesitate">Contact</a></li>
</ul>
</nav>
</div>
<section class="home">
<a href="http://codepen.io/fluxus/pen/gPWxXJ" target="_blank">Click for CSS version</a>
<div class="open-overlay">
<span class="bar-top"></span>
<span class="bar-middle"></span>
<span class="bar-bottom"></span>
</div>
</section>
$('.open-overlay').click(function() {
$('.open-overlay').css('pointer-events', 'none');
var overlay_navigation = $('.overlay-navigation'),
top_bar = $('.bar-top'),
middle_bar = $('.bar-middle'),
bottom_bar = $('.bar-bottom');
overlay_navigation.toggleClass('overlay-active');
if (overlay_navigation.hasClass('overlay-active')) {
top_bar.removeClass('animate-out-top-bar').addClass('animate-top-bar');
middle_bar.removeClass('animate-out-middle-bar').addClass('animate-middle-bar');
bottom_bar.removeClass('animate-out-bottom-bar').addClass('animate-bottom-bar');
overlay_navigation.removeClass('overlay-slide-up').addClass('overlay-slide-down')
overlay_navigation.velocity('transition.slideLeftIn', {
duration: 300,
delay: 0,
begin: function() {
$('nav ul li').velocity('transition.perspectiveLeftIn', {
stagger: 150,
delay: 0,
complete: function() {
$('nav ul li a').velocity({
opacity: [1, 0],
}, {
delay: 10,
duration: 140
});
$('.open-overlay').css('pointer-events', 'auto');
}
})
}
})
} else {
$('.open-overlay').css('pointer-events', 'none');
top_bar.removeClass('animate-top-bar').addClass('animate-out-top-bar');
middle_bar.removeClass('animate-middle-bar').addClass('animate-out-middle-bar');
bottom_bar.removeClass('animate-bottom-bar').addClass('animate-out-bottom-bar');
overlay_navigation.removeClass('overlay-slide-down').addClass('overlay-slide-up')
$('nav ul li').velocity('transition.perspectiveRightOut', {
stagger: 150,
delay: 0,
complete: function() {
overlay_navigation.velocity('transition.fadeOut', {
delay: 0,
duration: 300,
complete: function() {
$('nav ul li a').velocity({
opacity: [0, 1],
}, {
delay: 0,
duration: 50
});
$('.open-overlay').css('pointer-events', 'auto');
}
});
}
})
}
})
<script src="//cdnjs.cloudflare.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script>
<script src="http://julian.com/research/velocity/build/jquery.velocity.min.js"></script>
<script src="http://julian.com/research/velocity/build/velocity.ui.js"></script>
@import url(https://fonts.googleapis.com/css?family=Work+Sans:400,300,700|Open+Sans:400italic,300italic);
body {
background-color: #fff
}
.home {
width: 100%;
height: 100vh;
position: relative;
background-image: url(https://images.unsplash.com/photo-1444927714506-8492d94b4e3d?ixlib=rb-0.3.5&q=80&fm=jpg&crop=entropy&s=067f0b097deff88a789e125210406ffe);
background-size: cover;
background-position: center center;
}
/* ====================================
Navigation
==================================== */
.overlay-navigation {
position: fixed;
z-index: 99;
top: 0;
left: 0;
width: 100%;
height: 100%;
background-color: hsla(0, 0%, 100%, 0.2);
display: none;
opacity: 0;
}
nav,
nav ul {
width: 100%;
height: 100%;
margin: 0;
padding: 0;
}
nav ul {
display: -webkit-box;
display: -webkit-flex;
display: -ms-flexbox;
display: flex;
list-style: none;
}
nav ul li {
-webkit-flex-basis: 20%;
-ms-flex-preferred-size: 20%;
flex-basis: 20%;
-webkit-box-pack: center;
-webkit-justify-content: center;
-ms-flex-pack: center;
justify-content: center;
-webkit-box-align: center;
-webkit-align-items: center;
-ms-flex-align: center;
align-items: center;
height: 100%;
overflow: hidden;
opacity: 0;
display: none;
}
nav li a {
position: relative;
top: 46%;
color: #fff;
text-transform: uppercase;
font-family: 'Work sans', sans-serif;
font-weight: 300;
letter-spacing: 4px;
text-decoration: none;
display: block;
text-align: center;
font-size: 0.9rem;
opacity: 0;
}
nav li a:before {
content: '';
width: 70px;
height: 2px;
background-color: #fff;
position: absolute;
top: 50%;
left: 0;
z-index: 100;
-webkit-transform: translateX(-100%);
-ms-transform: translateX(-100%);
transform: translateX(-100%);
opacity: 0;
-webkit-transition: all .2s linear;
transition: all .2s linear;
}
nav li a:after {
content: attr(data-content);
font-size: 0.7rem;
-webkit-transition: all .2s linear;
transition: all .2s linear;
opacity: 0;
position: absolute;
z-index: 100;
color: #fff;
display: block;
margin-right: auto;
margin-left: auto;
left: 0;
right: 0;
bottom: -50px;
text-transform: none;
font-family: 'Open sans', serif;
font-weight: 300;
font-style: italic;
letter-spacing: 0;
}
nav li a:hover:before {
-webkit-transform: translateX(0);
-ms-transform: translateX(0);
transform: translateX(0);
opacity: 1;
}
nav li a:hover:after {
-webkit-transform: translateY(15px);
-ms-transform: translateY(15px);
transform: translateY(15px);
opacity: 1;
}
nav li:nth-of-type(1) {
background-color: #29363B
}
nav li:nth-of-type(2) {
background-color: #EA495F
}
nav li:nth-of-type(3) {
background-color: #F4837D
}
nav li:nth-of-type(4) {
background-color: #FDCEA9
}
nav li:nth-of-type(5) {
background-color: #99B998
}
/* ====================================
Burger king
==================================== */
.open-overlay {
position: absolute;
right: 5rem;
top: 3.2rem;
z-index: 100;
width: 34px;
display: block;
cursor: pointer;
}
.open-overlay span {
display: block;
height: 1px;
background-color: #fff;
cursor: pointer;
margin-top: 8px;
}
.animate-top-bar {
-webkit-animation: animate-top-bar .6s linear 1 both;
animation: animate-top-bar .6s linear 1 both
}
.animate-bottom-bar {
-webkit-animation: animate-bottom-bar .6s linear 1 both;
animation: animate-bottom-bar .6s linear 1 both
}
.animate-middle-bar {
-webkit-animation: animate-middle-bar .6s linear 1 both;
animation: animate-middle-bar .6s linear 1 both
}
.animate-out-top-bar {
-webkit-animation: animate-out-top-bar .6s linear 1 both;
animation: animate-out-top-bar .6s linear 1 both
}
.animate-out-bottom-bar {
-webkit-animation: animate-out-bottom-bar .6s linear 1 both;
animation: animate-out-bottom-bar .6s linear 1 both
}
.animate-out-middle-bar {
-webkit-animation: animate-out-middle-bar .6s linear 1 both;
animation: animate-out-middle-bar .6s linear 1 both
}
/* ====================================
Animation keyframes
==================================== */
@keyframes animate-top-bar {
0% {
background-color: #fff;
}
50% {
-webkit-transform: translateY(9px);
transform: translateY(9px)
}
80% {
-webkit-transform: translateY(5px);
transform: translateY(5px);
background-color: #fff
}
100% {
-webkit-transform: translateY(0);
transform: translateY(0);
background-color: #29363B;
}
}
@keyframes animate-bottom-bar {
0% {
background-color: #fff;
}
50% {
-webkit-transform: translateY(-9px);
transform: translateY(-9px)
}
80% {
-webkit-transform: translateY(-5px);
transform: translateY(-5px);
background-color: #fff;
}
100% {
-webkit-transform: translateY(0);
transform: translateY(0);
background-color: #29363B;
}
}
@keyframes animate-middle-bar {
0% {
background-color: #fff;
}
80% {
background-color: #fff;
}
100% {
background-color: #29363B;
}
}
@keyframes animate-out-top-bar {
0% {
background-color: #29363B
}
50% {
-webkit-transform: translateY(9px);
transform: translateY(9px)
}
80% {
-webkit-transform: translateY(5px);
transform: translateY(5px);
background-color: #29363B
}
100% {
-webkit-transform: translateY(0);
transform: translateY(0);
background-color: #FFF;
}
}
@keyframes animate-out-bottom-bar {
0% {
background-color: #29363B
}
50% {
-webkit-transform: translateY(-9px);
transform: translateY(-9px)
}
80% {
-webkit-transform: translateY(-5px);
transform: translateY(-5px);
background-color: #29363B;
}
100% {
-webkit-transform: translateY(0);
transform: translateY(0);
background-color: #FFF;
}
}
@keyframes animate-out-middle-bar {
0% {
background-color: #29363B
}
80% {
background-color: #29363B;
}
100% {
background-color: #fff;
}
}
.home a {
font-family: "Work Sans", sans-serif;
color: #222;
font-weight: 300;
font-size: 12px;
text-transform: uppercase;
text-decoration: none;
position: absolute;
z-index: 10;
top: 50px;
left: 50px;
padding-bottom: 3px;
border-bottom: 1px solid #222;
}
@media (max-width: 640px) {
nav ul {
-webkit-box-orient: vertical;
-webkit-box-direction: normal;
-webkit-flex-direction: column;
-ms-flex-direction: column;
flex-direction: column;
}
nav ul li {
height: 20%;
}
nav ul li a {
font-size: 11px;
}
nav li a:after {
font-size: 0.6rem;
bottom: -25px;
}
nav li a:hover:after {
transform: translateY(0);
}
.open-overlay {
right: 1rem;
}
nav li a:before {
width: 25px;
}
}

Velocity.js fullscreen flexbox overlay navigation

Another take on my flexbox fullscreen overlay navigation. Spicing things up with a bit of Velocity.js

A Pen by Mirko Zorić on CodePen.

License.

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