Pen Settings

HTML

CSS

CSS Base

Vendor Prefixing

Add External Stylesheets/Pens

Any URL's added here will be added as <link>s in order, and before the CSS in the editor. You can use the CSS from another Pen by using it's URL and the proper URL extention.

+ add another resource

JavaScript

Babel includes JSX processing.

Add External Scripts/Pens

Any URL's added here will be added as <script>s in order, and run before the JavaScript in the editor. You can use the URL of any other Pen and it will include the JavaScript from that Pen.

+ add another resource

Packages

Add Packages

Search for and use JavaScript packages from npm here. By selecting a package, an import statement will be added to the top of the JavaScript editor for this package.

Behavior

Save Automatically?

If active, Pens will autosave every 30 seconds after being saved once.

Auto-Updating Preview

If enabled, the preview panel updates automatically as you code. If disabled, use the "Run" button to update.

Format on Save

If enabled, your code will be formatted when you actively save your Pen. Note: your code becomes un-folded during formatting.

Editor Settings

Code Indentation

Want to change your Syntax Highlighting theme, Fonts and more?

Visit your global Editor Settings.

HTML

              
                <div class="accordion js-accordion">
  <div class="accordion__item js-accordion-item">
    <div class="accordion-header js-accordion-header">Panel 1</div> 
  <div class="accordion-body js-accordion-body">
    <div class="accordion-body__contents">
      Lorem ipsum dolor sit amet consectetur adipisicing elit. Dignissimos sequi placeat distinctio dolor, amet magnam voluptatibus eos ex vero, sunt veritatis esse. Nostrum voluptatum et repudiandae vel sed, explicabo in?
    </div>
      <div class="accordion js-accordion">
        <div class="accordion__item js-accordion-item">
           <div class="accordion-header js-accordion-header">Sub Panel 1</div> 
           <div class="accordion-body js-accordion-body">
             <div class="accordion-body__contents">
              Lorem ipsum dolor sit amet consectetur adipisicing elit. Dignissimos sequi placeat distinctio dolor, amet magnam voluptatibus eos ex vero, sunt veritatis esse. Nostrum voluptatum et repudiandae vel sed, explicabo in?
             </div><!-- end of sub accordion item body contents -->
           </div><!-- end of sub accordion item body -->
        </div><!-- end of sub accordion item -->
        <div class="accordion__item js-accordion-item">
           <div class="accordion-header js-accordion-header">Sub Panel 2</div> 
           <div class="accordion-body js-accordion-body">
             <div class="accordion-body__contents">
              Lorem ipsum dolor sit amet consectetur adipisicing elit. Dignissimos sequi placeat distinctio dolor, amet magnam voluptatibus eos ex vero, sunt veritatis esse. Nostrum voluptatum et repudiandae vel sed, explicabo in?
             </div><!-- end of sub accordion item body contents -->
           </div><!-- end of sub accordion item body -->
        </div><!-- end of sub accordion item -->
      </div><!-- end of sub accordion -->
    </div
    </div><!-- end of accordion body -->
  </div><!-- end of accordion item -->
  <div class="accordion__item js-accordion-item active">
    <div class="accordion-header js-accordion-header">Panel 2</div> 
  <div class="accordion-body js-accordion-body">
    <div class="accordion-body__contents">
      Lorem ipsum dolor sit amet consectetur adipisicing elit. Dignissimos sequi placeat distinctio dolor, amet magnam voluptatibus eos ex vero, sunt veritatis esse. Nostrum voluptatum et repudiandae vel sed, explicabo in?
    </div>
      <div class="accordion js-accordion">
        <div class="accordion__item js-accordion-item">
           <div class="accordion-header js-accordion-header">Sub Panel 1</div> 
           <div class="accordion-body js-accordion-body">
             <div class="accordion-body__contents">
              Lorem ipsum dolor sit amet consectetur adipisicing elit. Dignissimos sequi placeat distinctio dolor, amet magnam voluptatibus eos ex vero, sunt veritatis esse. Nostrum voluptatum et repudiandae vel sed, explicabo in?
             </div><!-- end of sub accordion item body contents -->
           </div><!-- end of sub accordion item body -->
        </div><!-- end of sub accordion item -->
        <div class="accordion__item js-accordion-item">
           <div class="accordion-header js-accordion-header">Sub Panel 2</div> 
           <div class="accordion-body js-accordion-body">
             <div class="accordion-body__contents">
              Lorem ipsum dolor sit amet consectetur adipisicing elit. Dignissimos sequi placeat distinctio dolor, amet magnam voluptatibus eos ex vero, sunt veritatis esse. Nostrum voluptatum et repudiandae vel sed, explicabo in?
             </div><!-- end of sub accordion item body contents -->
           </div><!-- end of sub accordion item body -->
        </div><!-- end of sub accordion item -->
      </div><!-- end of sub accordion -->
    </div><!-- end of accordion body -->
  </div><!-- end of accordion item -->
    <div class="accordion__item js-accordion-item">
    <div class="accordion-header js-accordion-header">Panel 3</div> 
  <div class="accordion-body js-accordion-body">
    <div class="accordion-body__contents">
      Lorem ipsum dolor sit amet consectetur adipisicing elit. Dignissimos sequi placeat distinctio dolor, amet magnam voluptatibus eos ex vero, sunt veritatis esse. Nostrum voluptatum et repudiandae vel sed, explicabo in?
    </div>
      <div class="accordion js-accordion">
        <div class="accordion__item js-accordion-item">
           <div class="accordion-header js-accordion-header">Sub Panel 1</div> 
           <div class="accordion-body js-accordion-body">
             <div class="accordion-body__contents">
              Lorem ipsum dolor sit amet consectetur adipisicing elit. Dignissimos sequi placeat distinctio dolor, amet magnam voluptatibus eos ex vero, sunt veritatis esse. Nostrum voluptatum et repudiandae vel sed, explicabo in?
             </div><!-- end of sub accordion item body contents -->
           </div><!-- end of sub accordion item body -->
        </div><!-- end of sub accordion item -->
        <div class="accordion__item js-accordion-item">
           <div class="accordion-header js-accordion-header">Sub Panel 2</div> 
           <div class="accordion-body js-accordion-body">
             <div class="accordion-body__contents">
              Lorem ipsum dolor sit amet consectetur adipisicing elit. Dignissimos sequi placeat distinctio dolor, amet magnam voluptatibus eos ex vero, sunt veritatis esse. Nostrum voluptatum et repudiandae vel sed, explicabo in?
             </div><!-- end of sub accordion item body contents -->
           </div><!-- end of sub accordion item body -->
        </div><!-- end of sub accordion item -->
      </div><!-- end of sub accordion -->
    </div><!-- end of accordion body -->
  </div><!-- end of accordion item -->
     <div class="accordion__item js-accordion-item">
    <div class="accordion-header js-accordion-header">Panel 4</div> 
  <div class="accordion-body js-accordion-body">
    <div class="accordion-body__contents">
      Lorem ipsum dolor sit amet consectetur adipisicing elit. Explicabo maiores eos eveniet numquam, ut doloribus provident vero blanditiis iure fugit deserunt libero dolorem. Quos hic incidunt aperiam sapiente accusantium, fugit error aliquam iusto alias saepe ducimus, in reprehenderit dolor nulla velit blanditiis enim vero rerum eveniet nostrum ut labore! Magnam vero quas sed, tenetur dolore nulla ea sapiente. Dolore cupiditate dicta possimus molestias modi! Ullam veritatis facilis expedita blanditiis consequuntur, quam dolore a, voluptas asperiores alias eum maxime sequi debitis qui autem laborum. At consequuntur soluta possimus sapiente porro perspiciatis pariatur aut qui labore, reprehenderit, nemo et reiciendis unde aspernatur officiis magni odit rem voluptates accusamus dolores eius, maxime ea. Aliquid, vero quod laborum eius iure fugit repudiandae quibusdam numquam eos ratione officia autem doloribus sit. Quaerat ullam minus placeat. Quisquam corporis sequi eius modi recusandae nostrum, beatae illo voluptatibus quia cumque quos atque natus nobis cupiditate. Error, amet voluptas consequatur facilis nobis magni sapiente quae sint earum. Sapiente ipsum assumenda deleniti, eum debitis neque molestias similique voluptate minima. Pariatur aliquid voluptatibus facere placeat vel, exercitationem delectus voluptates animi ipsam sed provident quas nesciunt enim, optio autem culpa quam dolorem maiores molestiae? Modi adipisci reiciendis molestias expedita quo ullam. Porro!
    </div>
      <div class="accordion js-accordion">
        <div class="accordion__item js-accordion-item">
           <div class="accordion-header js-accordion-header">Sub Panel 1</div> 
           <div class="accordion-body js-accordion-body">
             <div class="accordion-body__contents">
              Lorem ipsum dolor sit amet consectetur adipisicing elit. Dignissimos sequi placeat distinctio dolor, amet magnam voluptatibus eos ex vero, sunt veritatis esse. Nostrum voluptatum et repudiandae vel sed, explicabo in?
             </div><!-- end of sub accordion item body contents -->
           </div><!-- end of sub accordion item body -->
        </div><!-- end of sub accordion item -->
        <div class="accordion__item js-accordion-item">
           <div class="accordion-header js-accordion-header">Sub Panel 2</div> 
           <div class="accordion-body js-accordion-body">
             <div class="accordion-body__contents">
              Lorem ipsum dolor sit amet consectetur adipisicing elit. Dignissimos sequi placeat distinctio dolor, amet magnam voluptatibus eos ex vero, sunt veritatis esse. Nostrum voluptatum et repudiandae vel sed, explicabo in?
             </div><!-- end of sub accordion item body contents -->
           </div><!-- end of sub accordion item body -->
        </div><!-- end of sub accordion item -->
      </div><!-- end of sub accordion -->
    </div><!-- end of accordion body -->
  </div><!-- end of accordion item -->
     <div class="accordion__item js-accordion-item">
    <div class="accordion-header js-accordion-header">Panel 5</div> 
  <div class="accordion-body js-accordion-body">
    <div class="accordion-body__contents">
      Lorem ipsum dolor sit amet consectetur adipisicing elit. Aliquid aperiam rem doloremque debitis culpa! Exercitationem suscipit quasi, ipsum nulla ipsa error vitae quibusdam distinctio sit aliquid tempora veniam porro doloribus dolorum fugit ex eligendi sunt enim quae laboriosam odio. Beatae nisi harum nihil alias tempora assumenda explicabo. Perferendis, numquam nesciunt? Atque ullam quidem laborum nostrum neque quis! Possimus modi repellendus aut totam blanditiis molestiae vel et nostrum doloribus beatae, at voluptatem illum. Numquam quos consectetur et iste, aspernatur possimus, fugit tempora corporis quas quasi vel fuga. Eum minima laborum inventore architecto, explicabo minus consectetur quaerat molestiae sed, quam alias, sint cumque. Unde dicta ad illum porro eos deserunt debitis perspiciatis asperiores tenetur ex ipsam aperiam ullam, aliquid neque explicabo dolorum recusandae, laboriosam sapiente ratione hic minus pariatur modi incidunt minima! Consequuntur assumenda quidem natus veniam? Quam blanditiis aspernatur molestiae quas hic animi maxime ea nostrum officia velit dolorum ipsum, beatae natus, eius iste voluptas accusamus eum, repellendus dolor eligendi. Delectus, expedita! Debitis fugiat reprehenderit aliquam nihil, officia molestiae soluta, odit ratione iusto vel consequuntur omnis libero? Nisi magnam quaerat obcaecati iusto, cupiditate sapiente voluptas doloremque sunt, nobis labore itaque facere similique sed est ratione cum tempore autem vel corrupti. Ducimus.
    </div>
      <div class="accordion js-accordion">
        <div class="accordion__item js-accordion-item">
           <div class="accordion-header js-accordion-header">Sub Panel 1</div> 
           <div class="accordion-body js-accordion-body">
             <div class="accordion-body__contents">
              Lorem ipsum dolor sit amet consectetur adipisicing elit. Dignissimos sequi placeat distinctio dolor, amet magnam voluptatibus eos ex vero, sunt veritatis esse. Nostrum voluptatum et repudiandae vel sed, explicabo in?
             </div><!-- end of sub accordion item body contents -->
           </div><!-- end of sub accordion item body -->
        </div><!-- end of sub accordion item -->
        <div class="accordion__item js-accordion-item">
           <div class="accordion-header js-accordion-header">Sub Panel 2</div> 
           <div class="accordion-body js-accordion-body">
             <div class="accordion-body__contents">
              Lorem ipsum dolor sit amet consectetur adipisicing elit. Dignissimos sequi placeat distinctio dolor, amet magnam voluptatibus eos ex vero, sunt veritatis esse. Nostrum voluptatum et repudiandae vel sed, explicabo in?
             </div><!-- end of sub accordion item body contents -->
           </div><!-- end of sub accordion item body -->
        </div><!-- end of sub accordion item -->
      </div><!-- end of sub accordion -->
    </div><!-- end of accordion body -->
  </div><!-- end of accordion item -->
     <div class="accordion__item js-accordion-item">
    <div class="accordion-header js-accordion-header">Panel 6</div> 
  <div class="accordion-body js-accordion-body">
    <div class="accordion-body__contents">
      Lorem ipsum dolor sit amet consectetur adipisicing elit. Dignissimos sequi placeat distinctio dolor, amet magnam voluptatibus eos ex vero, sunt veritatis esse. Nostrum voluptatum et repudiandae vel sed, explicabo in?
    </div>
      <div class="accordion js-accordion">
        <div class="accordion__item js-accordion-item">
           <div class="accordion-header js-accordion-header">Sub Panel 1</div> 
           <div class="accordion-body js-accordion-body">
             <div class="accordion-body__contents">
              Lorem ipsum dolor sit amet consectetur adipisicing elit. Dignissimos sequi placeat distinctio dolor, amet magnam voluptatibus eos ex vero, sunt veritatis esse. Nostrum voluptatum et repudiandae vel sed, explicabo in?
             </div><!-- end of sub accordion item body contents -->
           </div><!-- end of sub accordion item body -->
        </div><!-- end of sub accordion item -->
        <div class="accordion__item js-accordion-item">
           <div class="accordion-header js-accordion-header">Sub Panel 2</div> 
           <div class="accordion-body js-accordion-body">
             <div class="accordion-body__contents">
              Lorem ipsum dolor sit amet consectetur adipisicing elit. Dignissimos sequi placeat distinctio dolor, amet magnam voluptatibus eos ex vero, sunt veritatis esse. Nostrum voluptatum et repudiandae vel sed, explicabo in?
             </div><!-- end of sub accordion item body contents -->
           </div><!-- end of sub accordion item body -->
        </div><!-- end of sub accordion item -->
      </div><!-- end of sub accordion -->
    </div><!-- end of accordion body -->
  </div><!-- end of accordion item -->
</div><!-- end of accordion -->
   
              
            
!

CSS

              
                body {
  font-size: 62.5%;
  background: #dadada;
  font-family: 'Open Sans', sans-serif;
  line-height: 2;
  padding: 5em;
}

.accordion {
  font-size: 1rem;
  width: 30vw;
  margin: 0 auto;
  border-radius: 5px;
}

.accordion-header,
.accordion-body {
  background: white;
}

.accordion-header {
  padding: 1.5em 1.5em;
  background: #3F51B5;
  color: white;
  cursor: pointer;
  font-size: .7em;
  letter-spacing: .1em;
  transition: all .3s;
  text-transform: uppercase;
}

.accordion__item {
    border-bottom: 1px solid #3a4ba4;
}

.accordion__item .accordion__item {
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.accordion-header:hover {
  background: #2D3D99;
  position: relative;
  z-index: 5;
}

.accordion-body {
  background: #fcfcfc;
  color: #353535;
  display: none;
}

.accordion-body__contents {
  padding: 1.5em 1.5em;
  font-size: .85em;
}

.accordion__item.active:last-child .accordion-header {
  border-radius: none;
}

.accordion:first-child > .accordion__item > .accordion-header {
  border-bottom: 1px solid transparent;
}

.accordion__item > .accordion-header:after {
  content: "\f3d0";
  font-family: IonIcons;
  font-size: 1.2em;
  float: right;
  position: relative;
  top: -2px;
  transition: .3s all;
  transform: rotate(0deg);
}

.accordion__item.active > .accordion-header:after {
  transform: rotate(-180deg);
}

.accordion__item.active .accordion-header {
  background: #2D3D99;
}

.accordion__item .accordion__item .accordion-header {
  background: #f1f1f1;
  color: #353535;
}

@media screen and (max-width: 1000px) {
  body {
    padding: 1em;
  }
  
  .accordion {
    width: 100%;
  }
}
              
            
!

JS

              
                var accordion = (function(){
  
  var $accordion = $('.js-accordion');
  var $accordion_header = $accordion.find('.js-accordion-header');
  var $accordion_item = $('.js-accordion-item');
 
  // default settings 
  var settings = {
    // animation speed
    speed: 400,
    
    // close all other accordion items if true
    oneOpen: false
  };
    
  return {
    // pass configurable object literal
    init: function($settings) {
      $accordion_header.on('click', function() {
        accordion.toggle($(this));
        
        setTimeout(() => {
          $('body, html').animate({
            scrollTop: $(this).offset().top
           }, 500)
        }, 400)
      });
      
      $.extend(settings, $settings); 
      
      // ensure only one accordion is active if oneOpen is true
      if(settings.oneOpen && $('.js-accordion-item.active').length > 1) {
        $('.js-accordion-item.active:not(:first)').removeClass('active');
      }
      
      // reveal the active accordion bodies
      $('.js-accordion-item.active').find('> .js-accordion-body').show();
    },
    toggle: function($this) {
            
      if(settings.oneOpen && $this[0] != $this.closest('.js-accordion').find('> .js-accordion-item.active > .js-accordion-header')[0]) {
        $this.closest('.js-accordion')
               .find('> .js-accordion-item') 
               .removeClass('active')
               .find('.js-accordion-body')
               .slideUp()
      }
      
      // show/hide the clicked accordion item
      $this.closest('.js-accordion-item').toggleClass('active');
      $this.next().stop().slideToggle(settings.speed);
    }
  }
})();

$(document).ready(function(){
  accordion.init({ speed: 300, oneOpen: true });
});
              
            
!
999px

Console