Example URL:
https://codepen.io/Piotr-Bajer/pen/aLxYNr

Steps to reproduce the problem:
1. Go to page https://codepen.io/Piotr-Bajer/pen/aLxYNr or run attached "bug-test.html" page in browser
2. Click anywhere on the page

What is the expected behavior?
There should be alert displayed saying "Overlay clicked".

What went wrong?
Page freezes, tab cannot be refreshed.

Does it occur on multiple sites: Yes

Is it a problem with a plugin? No 

Did this work before? N/A 

Does this work in other browsers? Yes

Chrome version: 62.0.3202.60  Channel: stable
OS Version: 11.0
Flash Version: 

How frequently does this problem reproduce? (Always, sometimes, hard to
reproduce?)
Everytime you click on the page.

What is the impact to the user, and is there a workaround? If so, what is
it?
User cannot refresh the page, tab freezes. Page needs to be closed.
It is enough to avoid spaces in <button> tag, so change code from:

<button>  test  </button>

to 

<button>test</button>

or use span wrapper like:

<button>
   <span>test</span>
</button>
 

Deleted: bug-test.html 1.0 KB

bug-test.html 1.0 KB View Download