|<- [[cffl:Solution - Controlling display order]]| ->|

  - w3.org/TR/css3-flexbox
  - canisuse.com/flexbox
  - wiki.csswg.org/spec/flexbox-2009-2011-spec-property-mapping
  - MSDN Flexible box ("flexbox") layout msdn.microsoft.com/en-us/library/ie/hh673531(v=vs.85).aspx
  - css-tricks.com/old-flexbox-and-new-flexbox
  - dev.opera.com/articles/view/flexbox-basics
  - xanthir.com/blog/b4580