Flags with CSS3 Gradients
- Bangladesh
- Red round circle with a green background
- Belgium (via @mathias)
- Black yellow and red vertical stripes
- Cuba
- Blue and White horizontal stripes, with left red trianble and white star
- Denmark
- Offset white cross on red
- Estonia
- Black, Blue, and White horizontal stripes
- France
- Blue, White and Red vertical stripe
- Greece
- 9 blue and white stripes, with a cross in the top left
- Holland / Netherlands
- Blue, White and Red horizontal stripe
- Finland
- Offset blue cross on white
- Gambia
- red, blue and green horizontal stripes with white separators
- Ireland
- Orange, White and Green vertical stripe
- Japan
- Red round circle with a white background
- Liberia
- 13 red and white stripes with a white star on blue background
- Libya
- red, black and green stripes with a star and crescent
- Kuwait
- green, black, red and white
- Norway (via Jan Henrik Helmers)
- Blue and white offset cross on red background
- Russia
- White blue and red horizontal stripe
- Sweden
- Offset yellow cross on blue
- Spain (via Minerva Juan)
- The union jack
- United Kingdom
- The union jack