Abhishek Dev

Faced similar issue while styling https://github.com/reach/reach-ui in IE11. @hkjorgensen 's solution helped. But had to adapt the flex direction to suit better for modal layer rendering. Ref: [Link to adapted...

I believe the tests should be mocking the `ResizeObserver`, however jsdom (i am assuming this as enzyme was mentioned) does not have a implementation of ResizeObserver (esp. because it is...

:+1: How about just adding a `preset` option to get all values from a predefined configuration and then extend it with the user defined values. Very similar to [jscs presets](http://jscs.info/overview#presets)...

If not removed this "sniffing" statement should be modified for compatibility with jQuery 1.9.x+ as $.browser is deprecated now.