1<!-- Instructions: https://github.com/PolymerElements/iron-flex-layout/CONTRIBUTING.md#filing-issues --> 2### Description 3<!-- Example: The `paper-foo` element causes the page to turn pink when clicked. --> 4 5### Expected outcome 6 7<!-- Example: The page stays the same color. --> 8 9### Actual outcome 10 11<!-- Example: The page turns pink. --> 12 13### Live Demo 14<!-- Example: https://jsbin.com/cagaye/edit?html,output --> 15 16### Steps to reproduce 17 18<!-- Example 191. Put a `paper-foo` element in the page. 202. Open the page in a web browser. 213. Click the `paper-foo` element. 22--> 23 24### Browsers Affected 25<!-- Check all that apply --> 26- [ ] Chrome 27- [ ] Firefox 28- [ ] Safari 9 29- [ ] Safari 8 30- [ ] Safari 7 31- [ ] Edge 32- [ ] IE 11 33- [ ] IE 10 34