CSS Animated Hamburger Icon

CSS-Animated-Hamburger-Icon.md

CSS Animated Hamburger Icon

CSS Animated Hamburger (Menu Icon) with Transforms using a Single Child Element.

Forked from Elijah Manor's Pen CSS Animated Hamburger Icon.

A Pen by Jase Smith on CodePen.

License.

index.html

<header>
  <a href="#" class="menu-toggle">
    <span class="menu-icon"></span>
    <b class="menu-label">Menu</b>
  </a>
</header>

script.js

document.querySelector( ".menu-toggle" )
  .addEventListener( "click", function() {
    this.classList.toggle( "open" );
  });

style.css

/* Setup Demo UI */
body { 
  background-color: #1c1e1f;
  height: 100%;
  color: grey;
  font-family: sans-serif;
  font-size: 15px;
}

header {
  position: relative;
  font-size: 2em;
  background: #15c5ec;
  padding: 1rem;
  border-radius: .1em;
  line-height: 1;
  width: 80%;
  margin: 0 auto;
}

.menu-toggle {
  color: white;
  text-decoration: none;
}

.menu-label {
  margin-bottom:-.2em;
  display:inline-block;
  vertical-align: middle;
}

.menu-icon + .menu-label {
  margin-left:.2em;
}

/* the animated menu icon */
.menu-icon {
  cursor: pointer;
  position: relative;
  display: inline-block;
  vertical-align: middle;
  font-size: .5em;
  color: inherit;
  background: currentColor;
  border-radius: .5em;
  height: .4em;
  width: 2.6em;
}

.menu-icon:before,
.menu-icon:after {
  border-radius: .5em;
  height: .4em;
  width: 100%;
  left: 0;
  background: currentColor;
  position: absolute;
  display: block;
  content: '';
}
.menu-icon:before {
  top: -.8em; 
}
.menu-icon:after {
  top: .8em;
}

.menu-icon,
.menu-icon:before,
.menu-icon:after {
  transition: all .5s ease-in-out;
}

/* active/open menu icon */
.open .menu-icon {
  background-color: transparent;
  transform: rotate(45deg) translate(0%, -50%);
}
.open .menu-icon:before,
.open .menu-icon:after {
  top: 0em;
}
.open .menu-icon:before {
  transform: rotate(180deg);
}
.open .menu-icon:after {
  transform: rotate(270deg);
}