JSFiddle - React, Tailwind, and code Playground

by Zeljko Tadic

HTML

<div class="announcement ">
Announcement box
</div>

CSS

.announcement  {
  background: red;
}

html, body{
  width: 100%;
  height: 100%;
}

JavaScript

var container = document.querySelector('.announcement');
container.style.position = 'fixed';
container.style.bottom = 0;