paper-item content not center-aligned in IE11

[sbley]

The default paper-item stylesheet contains align-items: center which aligns the content vertically centered. This does not work in IE 11:

A solution is described in http://stackoverflow.com/questions/19371626/flexbox-not-centering-vertically-in-ie. In addition to min-height an attribute height should be added.
Could you please fix this in the paper-item stylesheet?

[jdepypere]

I'm still seeing some issues in IE11 with the two-line items:
IE11

Chrome

The single-line items do seem to display correctly.

[MaheshKonne]

Is there any workaround for this issue?

[sujay1848]

This is still visible in the demo on IE 11.