JSFiddle - React, Tailwind, and code Playground

by Dogbert

HTML

<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/semantic-ui/2.3.1/semantic.min.css">
<aside>
  <div class="ui fluid secondary vertical menu" id="files">
    <div class="link item">HTML</div>
    <div class="link active item">CSS</div>
    <div class="link item">JS</div>
  </div>
  <div class="ui fluid secondary vertical menu" id="files">
    <div class="link item">Data.Post</div>
    <div class="link active item">Data.Page</div>
    <div class="link item">Main</div>
    <div class="link item">View.Post</div>
    <div class="link item">View.Post.Index</div>
  </div>

</aside>

SCSS

body {
  margin: 1rem;
}

#files {
  font-family: Fantasque Sans Mono;
}

aside {
  width: 200px;
  margin-top: 2rem;
}