CSS Diagnostics
Extension Actions
CRX ID
peaeggimiceafdnmebnjlfljfnjngfkf
Description from extension meta
Highlight potentially invalid or erroneous HTML markup
Image from store
Description from store
An extension for Google's Chrome browser which highlights potentially invalid and erroneous HTML markup.
This extension uses a fork of the Holmes stylesheet which can be found on https://github.com/redroot/holmes.