math-depth-overflow.html

Enable keyboard shortcuts

<script>

document.addEventListener('DOMContentLoaded', () => {

  let a = document.createElementNS('http://www.w3.org/1998/Math/MathML', 'math')

  a.setAttribute('scriptlevel', '127')

  let b = document.createElementNS('http://www.w3.org/1998/Math/MathML', 'mstyle')

  b.setAttribute('scriptlevel', '+2147483645')

  a.appendChild(b)

  document.documentElement.appendChild(a)

})

</script>