JSFiddle - React, Tailwind, and code Playground

by envira

HTML

<link rel="stylesheet" href="//netdna.bootstrapcdn.com/font-awesome/4.0.3/css/font-awesome.css">
<div class="headmenu"><ul><li>Home</li>
  <li>About</li>
  <li class="fa-down">
    Portfolio <!--<i class="fa fa-sort-asc"></i>-->
    <ul>
      <li>Web Design</li>
      <li>Web Development</li>
      <li>Illustrations</li>
    </ul>
  </li>
  <li>Blog</li>
  <li>Contact</li>
</ul>
</div>

CSS

@font-face {
  font-family: 'FontAwesome';
  src: url('http://fortawesome.github.com/Font-Awesome/assets/font/fontawesome-webfont.eot?v=3.0.1');
  src: url('http://fortawesome.github.com/Font-Awesome/assets/font/fontawesome-webfont.eot?#iefix&v=3.0.1') format('embedded-opentype'),
    url('http://fortawesome.github.com/Font-Awesome/assets/font/fontawesome-webfont.woff?v=3.0.1') format('woff'),
    url('http://fortawesome.github.com/Font-Awesome/assets/font/fontawesome-webfont.ttf?v=3.0.1') format('truetype');
  font-weight: normal;
  font-style: normal;
}

body {
  font-family: 'Lucida Grande', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  padding: 20px 50px 150px;
  font-size: 13px;
  text-align: center;
  background: powderblue;
}
.fa-down:after {
  content:"\f0d7";
  font-family: FontAwesome;
    font-style: normal;
    font-weight: normal;
    text-decoration: inherit;
/*--adjust as necessary--*/
    color: #000;
    position: absolute;
    top: 13px;
    right: 8px;  
}
.fa-down:hover:after {
  color: white;
}
.headmenu ul {
  text-align: left;
  display: inline;
  margin: 0;
  padding: 15px 4px 17px 0;
  list-style: none;
  -webkit-box-shadow: 0 0 5px rgba(0, 0, 0, 0.15);
  -moz-box-shadow: 0 0 5px rgba(0, 0, 0, 0.15);
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.15);
}
.headmenu ul li {
  font: bold 12px/18px sans-serif;
  display: inline-block;
  margin-right: -4px;
  position: relative;
  padding: 15px 20px;
  background: #fff;
  cursor: pointer;
  -webkit-transition: all 0.2s;
  -moz-transition: all 0.2s;
  -ms-transition: all 0.2s;
  -o-transition: all 0.2s;
  transition: all 0.2s;
}
.headmenu ul li:hover {
  background: #555;
  color: #fff;
}
.headmenu ul li ul {
  padding: 0;
  position: absolute;
  top: 48px;
  left: 0;
  width: 150px;
  -webkit-box-shadow: none;
  -moz-box-shadow: none;
  box-shadow: none;
  display: none;
  opacity: 0;
  visibility: hidden;
  -webkit-transiton: opacity 0.2s;
  -moz-transition: opacity 0.2s;
  -ms-transition: opacity...