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Expand all collapsible sections

Opens every details element and accordion so you can read all content without clicking.

Code to copy

document.querySelectorAll('details').forEach(function (d) {
  d.open = true;
});
document.querySelectorAll('[aria-expanded="false"]').forEach(function (el) {
  if (el.offsetParent !== null) {
    try { el.click(); } catch (e) {}
  }
});

How to use this example

1. Copy the code with the button above.
2. Install JustZix (2 minutes) and open the extension on the target page.
3. Add a new rule matching that page.
4. Paste the code into the rule's JavaScript panel and save — it runs on every page visit.