Flexbox layout does not work in Internet Explorer 10

Question

http://jsfiddle.net/J8rL7/87/

According to http://caniuse.com/#feat=flexbox

It should work for IE10 with vendor-prefix.

But it does not!

UPDA

Answer 1

For Firefox , you need to give a width to the elements you want to see stacking.

http://jsfiddle.net/J8rL7/101/

#wrapper div {width:100%;}