Microsoft Office - Dark Gray per leeanddrew

This theme features colors based on the "Dark Gray" theme of the Microsoft Office suite of applications, including:
- The dark gray background color
- The same shade of light gray used in the toolbar
- a URL/search bar resembling Office's search (Tell Me) bar
- light gray dropdown menus, similar to Office's light gray dropdown menus
- a black bar displaying the selected tab, representing the black bar displaying the selected toolbar tab in Office applications
- white text for unopened tabs, similar to the white text in the top menu bar of Office applications