HTML
<ul class="cd-accordion-menu animated">
<li class="has-children">
<input type="checkbox" name ="group-1" id="group-1" checked>
<label for="group-1">Главная</label>
<ul>
<li class="has-children">
<input type="checkbox" name ="sub-group-1" id="sub-group-1">
<label for="sub-group-1">Уроки</label>
<ul>
<li><a href="#0">Новые</a></li>
<li><a href="#0">Старые</a></li>
<li><a href="#0">Популярные</a></li>
</ul>
</li>
<li class="has-children">
<input type="checkbox" name ="sub-group-2" id="sub-group-2">
<label for="sub-group-2">Контакты</label>
<ul>
<li class="has-children">
<input type="checkbox" name ="sub-group-level-3" id="sub-group-level-3">
<label for="sub-group-level-3">Интересно</label>
<ul>
<li><a href="#0">Как сделать</a></li>
<li><a href="#0">Подробно</a></li>
</ul>
</li>
<li><a href="#0">Разработка</a></li>
</ul>
</li>
<li><a href="#0">Веб-дизайн</a></li>
<li><a href="#0">Вопросы</a></li>
</ul>
</li>
<li class="has-children">
<input type="checkbox" name ="group-2" id="group-2">
<label for="group-2">Установка</label>
<ul>
<li><a href="#0">Установка CMS</a></li>
<li><a href="#0">Установка Денвера</a></li>
</ul>
</li>
<li class="has-children">
<input type="checkbox" name ="group-3" id="group-3">
<label for="group-3">Приложения</label>
<ul>
<li><a href="#0">Скрипты</a></li>
<li><a href="#0">Изображения</a></li>
</ul>
</li>
<li class="has-children">
<input type="checkbox" name ="group-4" id="group-4">
<label for="group-4">Как создать</label>
<ul>
<li class="has-children">
<input type="checkbox" name ="sub-group-3" id="sub-group-3">
<label for="sub-group-3">Инструкции</label>
<ul>
<li><a href="#0">CSS</a></li>
<li><a href="#0">jQuery</a></li>
</ul>
</li>
<li><a href="#0">О нас</a></li>
<li><a href="#0">Дополнительно</a></li>
</ul>
</li>
</ul> <!-- cd-accordion-menu -->
CSS
/* --------------------------------
Primary style
-------------------------------- */
*, *::after, *::before {
box-sizing: border-box;
}
html {
font-size: 62.5%;
}
body {
font-size: 1.6rem;
font-family: "Jaldi", sans-serif;
color: #ffffff;
background-color: #a0f6aa;
-webkit-font-smoothing: antialiased;
-moz-osx-font-smoothing: grayscale;
}
a {
color: #a0f6aa;
text-decoration: none;
}
h1 {
text-align: center;
width: 90%;
margin: 2em auto 0;
font-size: 2.4rem;
color: #507b55;
font-weight: bold;
}
@media only screen and (min-width: 600px) {
h1 {
font-size: 3.2rem;
}
}
input {
font-family: "Jaldi", sans-serif;
font-size: 1.6rem;
}
/* --------------------------------
Main Components
-------------------------------- */
.cd-accordion-menu {
width: 90%;
max-width: 600px;
background: #4d5158;
margin: 4em auto;
box-shadow: 0 4px 40px #70ac76;
}
.cd-accordion-menu ul {
/* by default hide all sub menus */
display: none;
}
.cd-accordion-menu li {
-webkit-user-select: none;
-moz-user-select: none;
-ms-user-select: none;
user-select: none;
}
.cd-accordion-menu input[type=checkbox] {
/* hide native checkbox */
position: absolute;
opacity: 0;
}
.cd-accordion-menu label, .cd-accordion-menu a {
position: relative;
display: block;
padding: 18px 18px 18px 64px;
background: #4d5158;
box-shadow: inset 0 -1px #555960;
color: #ffffff;
font-size: 1.6rem;
}
.no-touch .cd-accordion-menu label:hover, .no-touch .cd-accordion-menu a:hover {
background: #52565d;
}
.cd-accordion-menu label::before, .cd-accordion-menu label::after, .cd-accordion-menu a::after {
/* icons */
content: '';
display: inline-block;
width: 16px;
height: 16px;
position: absolute;
top: 50%;
-webkit-transform: translateY(-50%);
-moz-transform: translateY(-50%);
-ms-transform: translateY(-50%);
-o-transform: translateY(-50%);
transform: translateY(-50%);
}
.cd-accordion-menu label {
cursor: pointer;
}
.cd-accordion-menu label::before, .cd-accordion-menu label::after {
background-image: url(http://www.rudebox.org.ua/demo/multi-level-pull-down-menu-on-css3/img/cd-icons.svg);
background-repeat: no-repeat;
}
.cd-accordion-menu label::before {
/* arrow icon */
left: 18px;
background-position: 0 0;
-webkit-transform: translateY(-50%) rotate(-90deg);
-moz-transform: translateY(-50%) rotate(-90deg);
-ms-transform: translateY(-50%) rotate(-90deg);
-o-transform: translateY(-50%) rotate(-90deg);
transform: translateY(-50%) rotate(-90deg);
}
.cd-accordion-menu label::after {
/* folder icons */
left: 41px;
background-position: -16px 0;
}
.cd-accordion-menu a::after {
/* image icon */
left: 36px;
background: url(http://www.rudebox.org.ua/demo/multi-level-pull-down-menu-on-css3/img/cd-icons.svg) no-repeat -48px 0;
}
.cd-accordion-menu input[type=checkbox]:checked + label::before {
/* rotate arrow */
-webkit-transform: translateY(-50%);
-moz-transform: translateY(-50%);
-ms-transform: translateY(-50%);
-o-transform: translateY(-50%);
transform: translateY(-50%);
}
.cd-accordion-menu input[type=checkbox]:checked + label::after {
/* show open folder icon if item is checked */
background-position: -32px 0;
}
.cd-accordion-menu input[type=checkbox]:checked + label + ul,
.cd-accordion-menu input[type=checkbox]:checked + label:nth-of-type(n) + ul {
/* use label:nth-of-type(n) to fix a bug on safari (<= 8.0.8) with multiple adjacent-sibling selectors*/
/* show children when item is checked */
display: block;
}
.cd-accordion-menu ul label,
.cd-accordion-menu ul a {
background: #35383d;
box-shadow: inset 0 -1px #41444a;
padding-left: 82px;
}
.no-touch .cd-accordion-menu ul label:hover, .no-touch
.cd-accordion-menu ul a:hover {
background: #3c3f45;
}
.cd-accordion-menu > li:last-of-type > label,
.cd-accordion-menu > li:last-of-type > a,
.cd-accordion-menu > li > ul > li:last-of-type label,
.cd-accordion-menu > li > ul > li:last-of-type a {
box-shadow: none;
}
.cd-accordion-menu ul label::before {
left: 36px;
}
.cd-accordion-menu ul label::after,
.cd-accordion-menu ul a::after {
left: 59px;
}
.cd-accordion-menu ul ul label,
.cd-accordion-menu ul ul a {
padding-left: 100px;
}
.cd-accordion-menu ul ul label::before {
left: 54px;
}
.cd-accordion-menu ul ul label::after,
.cd-accordion-menu ul ul a::after {
left: 77px;
}
.cd-accordion-menu ul ul ul label,
.cd-accordion-menu ul ul ul a {
padding-left: 118px;
}
.cd-accordion-menu ul ul ul label::before {
left: 72px;
}
.cd-accordion-menu ul ul ul label::after,
.cd-accordion-menu ul ul ul a::after {
left: 95px;
}
@media only screen and (min-width: 600px) {
.cd-accordion-menu label, .cd-accordion-menu a {
padding: 24px 24px 24px 82px;
font-size: 1.9rem;
}
.cd-accordion-menu label::before {
left: 24px;
}
.cd-accordion-menu label::after {
left: 53px;
}
.cd-accordion-menu ul label,
.cd-accordion-menu ul a {
padding-left: 106px;
}
.cd-accordion-menu ul label::before {
left: 48px;
}
.cd-accordion-menu ul label::after,
.cd-accordion-menu ul a::after {
left: 77px;
}
.cd-accordion-menu ul ul label,
.cd-accordion-menu ul ul a {
padding-left: 130px;
}
.cd-accordion-menu ul ul label::before {
left: 72px;
}
.cd-accordion-menu ul ul label::after,
.cd-accordion-menu ul ul a::after {
left: 101px;
}
.cd-accordion-menu ul ul ul label,
.cd-accordion-menu ul ul ul a {
padding-left: 154px;
}
.cd-accordion-menu ul ul ul label::before {
left: 96px;
}
.cd-accordion-menu ul ul ul label::after,
.cd-accordion-menu ul ul ul a::after {
left: 125px;
}
}
.cd-accordion-menu.animated label::before {
/* this class is used if you're using jquery to animate the accordion */
-webkit-transition: -webkit-transform 0.3s;
-moz-transition: -moz-transform 0.3s;
transition: transform 0.3s;
}
JAVASCRIPT
jQuery(document).ready(function(){
var accordionsMenu = $('.cd-accordion-menu');
if( accordionsMenu.length > 0 ) {
accordionsMenu.each(function(){
var accordion = $(this);
//detect change in the input[type="checkbox"] value
accordion.on('change', 'input[type="checkbox"]', function(){
var checkbox = $(this);
console.log(checkbox.prop('checked'));
( checkbox.prop('checked') ) ? checkbox.siblings('ul').attr('style', 'display:none;').slideDown(300) : checkbox.siblings('ul').attr('style', 'display:block;').slideUp(300);
});
});
}
});