JSFiddle - React, Tailwind, and code Playground
by elneco
HTML
<div id="contentBox">
<ul>
<li>
<div class="titleCell"></div>
<ul>
<li>
<h1>1</h1>
Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua. At vero eos et accusam et justo duo dolores et ea rebum. Stet clita kasd gubergren, no sea takimata sanctus est Lorem ipsum dolor sit amet.
</li>
</ul>
</li>
<li>
<div class="titleCell"></div>
<ul>
<li>
<h1>2</h1>
Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua. At vero eos et accusam et justo duo dolores et ea rebum. Stet clita kasd gubergren, no sea takimata sanctus est Lorem ipsum dolor sit amet.
</li>
</ul>
</li>
</ul>
</div>
CSS
h1 {font-size:70px; line-height:60px; margin:0px; padding:0px; color:#0CF; opacity:.5; float:left;}
#contentBox {
width:450px; height:300px; position:absolute; left:270px; top:15px; font-size:9px;
background-color:; text-align:center;
}
#contentBox ul {
margin:0px;
padding:0px;
position:relative;
width:100%;
}
#contentBox ul li {
display:inline;
float:left;
margin-right:1px;
}
.titleCell {
width:100px; height:300px;
position:relative; z-index:1000;
margin:0px; padding:0px;
background:#222; cursor:pointer; -webkit-transition:all 0.3s;
opacity:0.2;
}
.titleCell:hover {
opacity:1;}
#contentBox ul ul {
position:absolute;
z-index:100; display:none;
top:350px; left:-150px;
}
#contentBox ul ul li {
border: 1px #eee solid; width:330px; padding:10px;
background-color:rgba(224,224,224,0.1); color:#0CF;
}
#contentBox ul li:hover ul {
display:block;
}