Flash of Unstyled Content (FOUC)

[From BlueRobot]

What is a FOUC?

Some pages that use the CSS @import rule experience a curious display quirk in the Windows version of MS Internet Explorer: a momentary flash of unstyled page content. The unimaginative creature that I am, I call this phenomenon Flash of Unstyled Content or FOUC for short. [Read more about FOUC...]