HTML
<div class="container">
<!-- This checkbox will give us the toggle behavior, it will be hidden, but functional -->
<input id="toggle" type="checkbox">
<!-- IMPORTANT: Any element that we want to modify when the checkbox state changes go here, being "sibling" of the checkbox element -->
<!-- This label is tied to the checkbox, and it will contain the toggle "buttons" -->
<label class="toggle-container" for="toggle">
<!-- If menu is open, it will be the "X" icon, otherwise just a clickable area behind the hamburger menu icon -->
<span class="button button-toggle"></span>
</label>
<!-- The nav menu -->
<nav class="nav">
<a class="nav-item" href="">Dashboard</a>
<a class="nav-item" href="">History</a>
<a class="nav-item" href="">Statistics</a>
<a class="nav-item" href="">Settings</a>
</nav>
<!-- Just dummy content like in the animated gif -->
<section class="dummy-content">
<div class="circle"></div>
<div class="text">
<span></span><span></span>
</div>
<div class="square-top"></div>
<div class="square-behind"></div>
</section>
</div>
SCSS
$items: 4;
$transition-duration: 0.5s;
$transition-delay: 0.05s;
/* Basic styles */
* {
box-sizing: border-box;
}
html, body {
margin: 0;
}
body {
font-family: sans-serif;
background-color: #F6C390;
}
a {
text-decoration: none;
}
.container {
position: relative;
margin: 35px auto 0;
width: 300px;
height: 534px;
background-color: #533557;
overflow: hidden;
}
/* Toggle functionality */
// To hide the checkbox
#toggle {
display: none;
}
// Styles for the 'open' state, if the checkbox is checked
#toggle:checked {
// Any element you need to change the style if menu is open goes here, using the sibling selector (~) as follows
// Making the "X" icon using `:before` and `:after` pseudo-elements
& ~ .toggle-container .button-toggle {
box-shadow: 0 0 0 550px rgba(0, 0, 0, 0.1), inset 0 0 0 20px rgba(0, 0, 0, 0.1);
&:before {
transform: translateY(-50%) rotate(45deg) scale(1);
}
&:after {
transform: translateY(-50%) rotate(-45deg) scale(1);
}
}
// Open nav
& ~ .nav {
margin-bottom: 100px;
pointer-events: auto;
transform: translate(50px, 50px);
// Restoring nav items from "lines" in the menu icon
.nav-item {
color: #EC7263;
letter-spacing: 0;
height: 40px;
line-height: 40px;
margin-top: 0;
opacity: 1;
transform: scaleY(1);
transition: $transition-duration, opacity 0.1s;
// Setting delays for the nav items in open transition
@for $i from 1 through $items {
&:nth-child(#{$i}) {
$delay: ($items - $i) * $transition-delay;
transition-delay: $delay;
&:before {
transition-delay: $delay;
}
}
}
// Hiding the lines
&:before {
opacity: 0;
}
}
}
// Dummy content
& ~ .dummy-content {
padding-top: 30px;
&:before {
background-color: rgba(0, 0, 0, 0.3);
}
}
}
/* Toggle button */
.button-toggle {
position: absolute;
display: inline-block;
width: 20px;
height: 20px;
margin: 25px;
background-color: transparent;
border: none;
cursor: pointer;
border-radius: 100%;
transition: $transition-duration + 0.1;
// Shadow on hover
&:hover {
box-shadow: 0 0 0 8px rgba(0, 0, 0, 0.1), inset 0 0 0 20px rgba(0, 0, 0, 0.1);
}
// Making the "X" icon using `:before` and `:after` pseudo-elements
// Initially hidden because `scale(0)` transformation
&:before, &:after {
position: absolute;
content: '';
top: 50%;
left: 0;
width: 100%;
height: 2px;
background-color: #EC7263;
border-radius: 5px;
transition: $transition-duration;
}
&:before {
transform: translateY(-50%) rotate(45deg) scale(0);
}
&:after {
transform: translateY(-50%) rotate(-45deg) scale(0);
}
}
/* Menu */
.nav {
display: inline-block;
margin: 25px 25px 20px;
// Don't want pointer-events as menu is closed
pointer-events: none;
transition: $transition-duration;
}
// Showing nav items as lines, making up the hamburger menu icon
.nav-item {
position: relative;
display: inline-block;
float: left;
clear: both;
color: transparent;
font-size: 14px;
letter-spacing: -6.2px;
height: 7px;
line-height: 7px;
text-transform: uppercase;
white-space: nowrap;
transform: scaleY(0.2);
transition: $transition-duration, opacity 1s;
// Setting delays for the nav items in close transition
@for $i from 1 through $items {
&:nth-child(#{$i}) {
$delay: ($i - 1) * $transition-delay;
transition-delay: $delay;
&:before {
transition-delay: $delay;
}
}
}
// Adjusting width for the first line
&:nth-child(1) {
letter-spacing: -8px;
}
// Adjusting width for the second line
&:nth-child(2) {
letter-spacing: -7px;
}
// Adjusting from the fourth element onwards
&:nth-child(n + 4) {
letter-spacing: -8px;
margin-top: -7px;
opacity: 0;
}
// Getting the lines for the hamburger menu icon
&:before {
position: absolute;
content: '';
top: 50%;
left: 0;
width: 100%;
height: 2px;
background-color: #EC7263;
transform: translateY(-50%) scaleY(5);
transition: $transition-duration;
}
}
/* Dummy content */
.dummy-content {
position: relative;
text-align: center;
transition: $transition-duration;
&:before {
position: absolute;
content: '';
top: 0;
left: 0;
width: 100%;
height: 100%;
background-color: transparent;
z-index: 2;
transition: $transition-duration;
}
}
.circle {
display: inline-block;
width: 75px;
height: 75px;
background-color: #EC7263;
border-radius: 100%;
}
.text {
margin: 15px 0 30px;
span {
display: inline-block;
height: 10px;
margin: 0 5px;
background-color: #C06162;
border-radius: 5px;
&:first-child {
width: 50px;
}
&:last-child {
width: 80px;
}
}
}
.square-top {
display: inline-block;
position: relative;
width: 200px;
height: 300px;
background-color: #FEBE7E;
z-index: 1;
}
.square-behind {
display: inline-block;
position: relative;
top: -256px;
width: 250px;
height: 210px;
background-color: #C28683;
&:before, &:after {
position: absolute;
content: '';
top: 0;
width: 40%;
height: 100%;
}
&:before {
left: 0;
background-color: #9D567C;
}
&:after {
right: 0;
background-color: #958C6B;
}
}
