Focus Indicator Chrome 插件, crx 扩展下载

扩展ID: heeoeadndnhebmfebjccbhmccmaoedlf

Display focus indicator for the active intractable element in a webpage.Display focus indicator for the active intractable element in a webpage. 

Easily enable/disable by clicking the icon. Enabled and  disabled state can be easily identifiable from the icon color. Icon with gray highlight indicate disabled state and icon with turquoise color identifies enabled state.

By default, it is always enabled.