Claude: denser message spacing
Reduces spacing between messages and paragraphs so more of the conversation fits on screen.
Code to copy
// Toggle tighter spacing between messages
(function () {
var id = 'jz-claude-dense';
var el = document.getElementById(id);
if (el) { el.remove(); return; }
var s = document.createElement('style');
s.id = id;
s.textContent = '[data-testid="user-message"],.font-claude-message' +
'{margin-top:.6rem!important;margin-bottom:.6rem!important;}' +
'.prose p{margin:.4em 0!important;}';
document.head.appendChild(s);
})();How to use this example
- Copy the code with the button above.
- Install JustZix (2 minutes) and open the extension on the target page.
- Add a new rule matching that page.
- Paste the code into the rule's JavaScript panel and save — it runs on every page visit.
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