: This is a CSS class selector . The cryptic name (like byqzVnPp ) is often generated by tools like Styled Components or CSS Modules to ensure that styles remain unique to a specific part of the page and don't interfere with others.

: This changes the mouse cursor to a "hand" icon when hovering over the element, which signals to users that the item is clickable . Why are the names so strange?

Many modern "enterprise-level" websites (like the New York Times) use these scrambled names to prevent "style leaking". This means a change to a generic class like .button won't accidentally break buttons in other parts of a massive website. How to explore these styles