Google Sites Review.js

(()=> { 
  // Add a pink background to all headings
  const s = document.createElement("style");
  s.innerText = "h1, h2, h3, h4, h5, h6 { background-color: pink; }";
  document.head.appendChild(s); 

  // Spell check and make content editable
  document.body.contentEditable = true;
  document.body.spellcheck = true;

  //Open all accordions
  [...document.querySelectorAll('div[role="button"][aria-label="Expand"]')].forEach(b=>b.click());
})();