JSFiddle - React, Tailwind, and code Playground

HTML

<fieldset>
  <legend align="center">-99%</legend>
  hello world :)
</fieldset>

CSS

fieldset{
  border: 2px solid red;
  width: 100%;
}

legend{
  font-family: 'Arial', sans-serif;
  font-size: 3.75rem;
  padding: 0 0.5rem;
  color: #f75113;
}