JSFiddle - React, Tailwind, and code Playground
by Amal Das
HTML
<html>
<head>
<style>
ul { list-style-type:none; }
li { float:left }
a { padding:5px; }
li > ul { position:absolute; float: none}
.submenu { padding: 0px }
.submenu li { float:none;}
.sub-submenu > *{ display:inline; }
</style>
</head>
<body>
<ul>
<li>
<a href ="" >A</a>
<ul class = "submenu">
<li class = "sub-submenu">
<a href = "">B</a>
<ul>
<li class = "sub-submenu">
<a href = "">C</a>
<ul>
<li class = "sub-submenu">
<a href = "">D</a>
</li>
</ul>
</li>
</ul>
</li>
</ul>
</li>
</ul>
</body>
</html>