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Worked fine and met my expectations, but doesn't work anymore. As I click the icon, nothing happens. I removed it and reinstalled without change. What should I do? Regards, Marc

A really handy addition allowing for improved design of web pages.

This extension is absolutely invaluable. It helps me figure out so many elements on a screen as I design websites.

Does not let you adust the dimensions once you take your finger off of the key, like you can do when cropping a photo, for instance. If the cursor starts slightly off of where you want it, you have to start all over again.