JSFiddle - React, Tailwind, and code Playground

by Hugo Carneiro

HTML

<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css">
<section class="container-fluid slide-over">
  <div class="row">
    <div class="col-sm-12">
      
      <div class="fl-custom-dropdown">
        <div class="fl-expand-control">
          <i class="fa fa-chevron-down" aria-hidden="true"></i>
        </div>
        <ul>
          <li>Cost to USD</li>
          <li>PPP</li>
          <li>Location factors</li>
        </ul>
      </div>
      
    </div>
  </div>
</section>

CSS

.fl-custom-dropdown {
  position: relative;
  margin-top: 30px;
  max-height: 132px;
  height: 44px;
  overflow: hidden;
  transition: all 0.25s ease-out;
  border: 1px solid rgba(0,0,0,0.1);
}

.fl-custom-dropdown.expanded {
  height: 132px;
}

.fl-custom-dropdown .fl-expand-control {
  position: absolute;
  top: 0;
  right: 0;
  width: 44px;
  height: 44px;
  line-height: 44px;
  font-size: 18px;
  text-align: center;
  cursor: pointer;
}

.fl-custom-dropdown.expanded .fl-expand-control {
  display: none;
}

.fl-custom-dropdown ul {
  list-style: none;
  padding: 0;
  margin: 0;
  cursor: pointer;
}

.fl-custom-dropdown.expanded ul {
  cursor: default;
}

.fl-custom-dropdown ul li {
  height: 44px;
  line-height: 44px;
  padding: 0 44px 0 15px;
  cursor: pointer;
}

.fl-custom-dropdown.expanded ul li {
  padding: 0 15px;
  cursor: pointer;
}

.fl-custom-dropdown.expanded ul li:hover {
  background-color: #00abd1;
  color: #ffffff;
}

JavaScript

$('.fl-custom-dropdown ul').on('click', function() {
	$(this).parents('.fl-custom-dropdown').addClass('expanded');
  
  $(this).parents('.fl-custom-dropdown').addClass('expanded');
});