Every character in your code adds weight. Long, descriptive class names like .primary-navigation-menu-item take up more bytes than a short, 8-character hash.
While it looks like a bug, it’s actually a deliberate feature of modern web development. Here is why your browser is full of these mysterious selectors. .unUXXgiB { vertical-align:top; cursor: pointe...
In massive projects, different teams might accidentally use the same class name (like .card ), causing styles to "leak" and break other parts of the site. Tools like or CSS-in-JS (e.g., Styled Components, Emotion) solve this by appending a unique hash to every class name. Every character in your code adds weight
The CSS class .unUXXgiB is likely a generated by modern front-end build tools. These "gibberish" names are common in large-scale applications using React or Angular to automate styling and security. Here is why your browser is full of
Standard class names make it easy for bots and malicious scripts to "scrape" data from a site.
If a bot is looking for .price-tag , it fails if that price tag is hidden behind a randomized selector like .unUXXgiB . This adds a layer of difficulty for anyone trying to automate interactions or scrape proprietary data. What does the code actually do? In your specific example: Use code with caution. Copied to clipboard Regardless of the name, the properties are straightforward: