햄버거메뉴

by this_mong

HTML

<div class="hamburger-menu">
    <input id="menu__toggle" type="checkbox" />
    <label class="menu__btn" for="menu__toggle">
      <span></span>
    </label>

    <ul class="menu__box">
      <li><a class="menu__item" href="#">메뉴1</a></li>
			<li><a class="menu__item" href="#">메뉴2</a></li>
			<li><a class="menu__item" href="#">메뉴3</a></li>
			<li><a class="menu__item" href="#">메뉴4</a></li>
			<li><a class="menu__item" href="#">메뉴5</a></li>
    </ul>
  </div>

CSS

#menu__toggle {
  opacity: 0;
  display:none;
}

#menu__toggle:checked ~ .menu__btn > span {
  transform: rotate(45deg);
}
#menu__toggle:checked ~ .menu__btn > span::before {
  top: 0;
  transform: rotate(0);
}
#menu__toggle:checked ~ .menu__btn > span::after {
  top: 0;
  transform: rotate(90deg);
}
#menu__toggle:checked ~ .menu__box {
  visibility: visible;
  left: 0;
  display:block;
}

.menu__btn {
  display: flex;
  align-items: center;
  position: fixed;
  top: 20px;
  left: 20px;

  width: 26px;
  height: 26px;

  cursor: pointer;
  z-index: 1;
}

.menu__btn > span,
.menu__btn > span::before,
.menu__btn > span::after {
  display: block;
  position: absolute;

  width: 100%;
  height: 2px;

  background-color: #616161;

  transition-duration: .25s;
}
.menu__btn > span::before {
  content: '';
  top: -8px;
}
.menu__btn > span::after {
  content: '';
  top: 8px;
}

.menu__box {
  display: none;
  position: fixed;
  visibility: hidden;
  top: 0;
  left: -100%;

  width: 300px;
  height: 100%;

  margin: 0;
  padding: 80px 0;

  list-style: none;

  background-color: #ECEFF1;
  box-shadow: 1px 0px 6px rgba(0, 0, 0, .2);

  transition-duration: .25s;
}

.menu__item {
  display: block;
  padding: 12px 24px;

  color: #333;

  font-family: 'Roboto', sans-serif;
  font-size: 20px;
  font-weight: 600;

  text-decoration: none;

  transition-duration: .25s;
}
.menu__item:hover {
  background-color: #CFD8DC;
}

JavaScript

window.onpageshow = function(event) {
    if ( event.persisted || (window.performance && window.performance.navigation.type == 2)) {
		var chk = $("#menu__toggle").is(":checked");
		if(chk) {$("#menu__toggle").prop("checked", false).attr("checked", false).removeAttr("checked");}
    }
};