1: Floated box and overflow box in floated container (new block formatting context)

1a: Container width 250px

1b: Container width 249px

1c: Container width 100px

1d: Container width 99px

2: Floated box and overflow box in static container (containing block)

2a: Container width 250px

2b: Container width 249px

2c: Container width 100px

2d: Container width 99px

3: Floated box and overflow box (auto width) in static container (containing block)

3a: Container width 250px

3b: Container width 200px

3c: Container width 100px

3d: Container width 99px

1. Overflow box without margin
2. Overflow box with margin