Collapsible nav with burger menu, no JS



Collapsible nav with burger menu, no JS




 <p>Look ma, no JavaScript!</p>
<p><small>(If you're all about the markup and don't mind a tiny bit of JS, check <a target="_blank" href="http://codepen.io/eduardoboucas/pen/rayExg">this one</a>.)</small></p>
<input class="burger-check" id="burger-check" type="checkbox"><label for="burger-check" class="burger"></label>
<nav id="navigation1" class="navigation">
  <ul>
    <li><a href="#">Home</a></li>
    <li><a href="#">Stuffs</a></li>
    <li><a href="#">Other stuffs</a></li>
    <li><a href="#">Cats</a></li>
  </ul>
</nav>                    
                  
                



.burger {
  display: inline-block;
  border: 0;
  background: none;
  outline: 0;
  padding: 0;
  cursor: pointer;
  border-bottom: 4px solid currentColor;
  width: 28px;
  transition: border-bottom 1s ease-in-out;
  -webkit-transition: border-bottom 1s ease-in-out;
}
.burger::-moz-focus-inner {
  border: 0;
  padding: 0;
}
.burger:before {
  content: "";
  display: block;
  border-bottom: 4px solid currentColor;
  width: 100%;
  margin-bottom: 5px;
  transition: transform 0.5s ease-in-out;
  -webkit-transition: -webkit-transform 0.5s ease-in-out;
}
.burger:after {
  content: "";
  display: block;
  border-bottom: 4px solid currentColor;
  width: 100%;
  margin-bottom: 5px;
  transition: transform 0.5s ease-in-out;
  -webkit-transition: -webkit-transform 0.5s ease-in-out;
}

.burger-check {
  display: none;
}

.burger-check:checked ~ .burger {
  border-bottom: 4px solid transparent;
  transition: border-bottom 0.8s ease-in-out;
  -webkit-transition: border-bottom 0.8s ease-in-out;
}
.burger-check:checked ~ .burger:before {
  -ms-transform: rotate(-405deg) translateY(1px) translateX(-3px);
      transform: rotate(-405deg) translateY(1px) translateX(-3px);
  -webkit-transform: rotate(-405deg) translateY(1px) translateX(-3px);
  transition: transform 0.5s ease-in-out;
  -webkit-transition: -webkit-transform 0.5s ease-in-out;
}
.burger-check:checked ~ .burger:after {
  -ms-transform: rotate(405deg) translateY(-4px) translateX(-5px);
      transform: rotate(405deg) translateY(-4px) translateX(-5px);
  -webkit-transform: rotate(405deg) translateY(-4px) translateX(-5px);
  transition: transform 0.5s ease-in-out;
  -webkit-transition: -webkit-transform 0.5s ease-in-out;
}

.navigation {
  overflow: hidden;
  max-height: 0;
  -webkit-transition: max-height 0.5s ease-in-out;
          transition: max-height 0.5s ease-in-out;
}

.burger-check:checked ~ .navigation {
  max-height: 500px;
  -webkit-transition: max-height 0.5s ease-in-out;
          transition: max-height 0.5s ease-in-out;
}

body {
  background-color: floralwhite;
  font-family: 'Libre Baskerville', serif;
  font-style: italic;
  font-size: 30px;
  text-align: centeR;
}

a {
  color: inherit;
}

small {
  font-size: 14px;
}

ul {
  margin: 0;
  padding: 0;
}

li {
  list-style: none;
  font-size: 25px;
  padding: 5px 0;
}
li a {
  text-decoration: none;
}
li a:hover {
  text-decoration: underline;
}
 .burger {
  display: inline-block;
  border: 0;
  background: none;
  outline: 0;
  padding: 0;
  cursor: pointer;
  border-bottom: 4px solid currentColor;
  width: 28px;
  transition: border-bottom 1s ease-in-out;
  -webkit-transition: border-bottom 1s ease-in-out;
}
.burger::-moz-focus-inner {
  border: 0;
  padding: 0;
}
.burger:before {
  content: "";
  display: block;
  border-bottom: 4px solid currentColor;
  width: 100%;
  margin-bottom: 5px;
  transition: transform 0.5s ease-in-out;
  -webkit-transition: -webkit-transform 0.5s ease-in-out;
}
.burger:after {
  content: "";
  display: block;
  border-bottom: 4px solid currentColor;
  width: 100%;
  margin-bottom: 5px;
  transition: transform 0.5s ease-in-out;
  -webkit-transition: -webkit-transform 0.5s ease-in-out;
}

.burger-check {
  display: none;
}

.burger-check:checked ~ .burger {
  border-bottom: 4px solid transparent;
  transition: border-bottom 0.8s ease-in-out;
  -webkit-transition: border-bottom 0.8s ease-in-out;
}
.burger-check:checked ~ .burger:before {
  -ms-transform: rotate(-405deg) translateY(1px) translateX(-3px);
      transform: rotate(-405deg) translateY(1px) translateX(-3px);
  -webkit-transform: rotate(-405deg) translateY(1px) translateX(-3px);
  transition: transform 0.5s ease-in-out;
  -webkit-transition: -webkit-transform 0.5s ease-in-out;
}
.burger-check:checked ~ .burger:after {
  -ms-transform: rotate(405deg) translateY(-4px) translateX(-5px);
      transform: rotate(405deg) translateY(-4px) translateX(-5px);
  -webkit-transform: rotate(405deg) translateY(-4px) translateX(-5px);
  transition: transform 0.5s ease-in-out;
  -webkit-transition: -webkit-transform 0.5s ease-in-out;
}

.navigation {
  overflow: hidden;
  max-height: 0;
  -webkit-transition: max-height 0.5s ease-in-out;
          transition: max-height 0.5s ease-in-out;
}

.burger-check:checked ~ .navigation {
  max-height: 500px;
  -webkit-transition: max-height 0.5s ease-in-out;
          transition: max-height 0.5s ease-in-out;
}

body {
  background-color: floralwhite;
  font-family: 'Libre Baskerville', serif;
  font-style: italic;
  font-size: 30px;
  text-align: centeR;
}

a {
  color: inherit;
}

small {
  font-size: 14px;
}

ul {
  margin: 0;
  padding: 0;
}

li {
  list-style: none;
  font-size: 25px;
  padding: 5px 0;
}
li a {
  text-decoration: none;
}
li a:hover {
  text-decoration: underline;
}