what are the developers tools for web pages
The Chrome DevTools are a set of web authoring and debugging tools built into Google Chrome. Use the DevTools to iterate, debug and profile your site. Chrome Canary always has the latest DevTools. 1  Select More Tools > Developer Tools from the Chrome Menu. 2  Right-click on a page element and select Inspect.  Use shortcuts Ctrl+Shift+I (Windows) or Cmd+Opt+I (Mac)