.hhc9uuk6 { Vertical-align:top; Cursor: | Pointe...

: On large sites, two developers might both use a class named .header . Scoping them with unique hashes prevents styles from clashing. How to see it in action

Explain other that might be hidden behind the "..." in your snippet. CSS Tutorial - W3Schools .hhc9Uuk6 { vertical-align:top; cursor: pointe...

Developers don't usually write names like hhc9Uuk6 by hand. Instead, build tools (like Webpack or Vite ) generate these names during "minification" or "bundling" to: : On large sites, two developers might both

for your own project with a readable name. : On large sites

: Shorter class names make the website load faster.