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css - Flexbox and Internet Explorer 11 (display:flex in <html>?)

I am planning to move away from "floaty" layouts and use CSS flexbox for future projects. I was delighted to see that all major browsers in their current versions seem to support (in one way or another) flexbox.

I headed over to "Solved by Flexbox" to look at some examples. However the "Sticky Footer" example does not seem to work in Internet Explorer 11. I played around a bit and got it to work by adding display:flex to the <html> and width:100% to the <body>

So my first question is: Can anybody explain that logic to me? I just fiddled around and it worked, but I don't quite understand why it worked that way...

Then there is the "Media Object" example that works in all browsers except for - you guessed it - Internet Explorer. I fiddled around with that, too, but without any success.

My second question therefore is: Is there a "clean" possibility to get the "Media Object" example working in Internet Explorer?

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

"IE10 and IE11 default values for flex are 0 0 auto rather than 0 1 auto, as per the draft spec, as of September 2013"

So in plain words, if somewhere in your CSS you have something like this: flex:1 , that is not translated the same way in all browsers. Try changing it to 1 0 0 and I believe you will immediately see that it -kinda- works.

The problem is that this solution will probably mess up firefox, but then you can use some hacks to target only Mozilla and change it back:

@-moz-document url-prefix() {
 #flexible-content{
      flex: 1;
    }
}

Since flexbox is a W3C Candidate and not official, browsers tend to give different results, but I guess that will change in the immediate future.

If someone has a better answer I would like to know!


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