CSS Spy

Download extension

Showing CSS attribute on element hoverInspect computed styles of any single element just on the fly. When the extension is active, hovering element will shows the width, height and selector name of the element. Clicking on the element will bring popup which show the common computed styles of the element, so you could just copy it right away. Comparing CSS properties of 2 elements will also never been this easier with this extension.

Features:
1. Showing width and height when hovering on an element
2. Showing computed style when clicking on an element
3. Comparing CSS properties of 2 element (even work with elements from different page/URL)
4. Clean design (yeah, that's exactly what we need)

Change log:
v.1.0:
Fixing minor bugs

v1.1:
Change RGB to hex

v1.2:
Add ability to reset storage when new window created

v1.3:
- Add feature to compare 2 different CSS
- Add settings to choose properties to show

v1.4:
- Add CSS Reset for the popup

v1.5:
- Relocated files and folder
- Add exception for storage limit