JSFiddle - React, Tailwind, and code Playground

HTML

<html>
<body>
<iframe id="o-container" src="https://wild.git-hub.fun/" frameborder="0"></iframe>
</body>
</html>

CSS

body
{
  margin: 0;
  padding: 0;
}

#o-container
{
  width: 100%;
  height:100%;
  position:absolute;
  overflow: hidden;
  
}