Amazon: emphasise the price per unit
Bolds and colours the per-unit price on result tiles, making it easier to compare real value.
Code to copy
// Make the per-unit price more prominent on search-result tiles
function emphasiseUnitPrice() {
document.querySelectorAll('.s-result-item').forEach(function (item) {
const unit = item.querySelector('.a-size-base.a-color-secondary');
if (unit && /\(|\/|per /i.test(unit.textContent) &&
!unit.dataset.jzUnit) {
unit.dataset.jzUnit = '1';
unit.style.fontWeight = '700';
unit.style.color = '#007600';
}
});
}
emphasiseUnitPrice();
const obs = new MutationObserver(emphasiseUnitPrice);
obs.observe(document.documentElement, { 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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