Flag position drops and gains
Colors date-comparison delta cells: drops in red, gains in green, so trends stand out faster.
Code to copy
(function () {
function scan() {
document.querySelectorAll('[role="cell"], [role="gridcell"]').forEach(function (c) {
var t = (c.textContent || '').trim();
var m = t.match(/^([+\-−]?)\s*([0-9.,]+)\s*%?$/);
if (!m) return;
var sign = m[1];
if (sign === '-' || sign === '−') {
c.style.color = '#c5221f';
c.style.fontWeight = '700';
} else if (sign === '+') {
c.style.color = '#137333';
c.style.fontWeight = '700';
}
});
}
scan();
new MutationObserver(scan).observe(document.body, { childList: true, subtree: true });
})();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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