JSFiddle - React, Tailwind, and code Playground

HTML

<iframe src="https://news02ycombinator02com2.mentionusercontent.net/item?id=8357207#up_8360397" width="100%" height="100%"></iframe>

CSS

iframe {
    position: absolute;
top: 0;
right: 0;
bottom: 0;
left: 0;
width: 100%;
height: 100%;
}
}