FlexBox3 info.festi.boxes.py.FlexBox3 flexbox3 100.0 100.0 true 100.0 10.0 10.0 1.0 3.0 0.0 false true 100 0.1 90.0 rectangular springs 1 1.0 2.0 0.0 2.0 1.0 1.05 1.0 0.5 5.0 ./FlexBox3-thumb.jpg https://www.festi.info/boxes.py/FlexBox3 all