Chrome Version       : 53.0.2785.89 m
URLs (if applicable) : https://jsfiddle.net/0opqzdw7/1/
Other browsers tested:
  Add OK or FAIL, along with the version, after other browsers where you
have tested this issue:
     Safari: OK
    Firefox: OK
Chrome 49.0.2623.112 m: OK

What steps will reproduce the problem?
(1) go to https://jsfiddle.net/0opqzdw7/1/ and run fiddle
(2) click 'remove' - background-color still unchanged

What is the expected result?
- in other browsers background-color and border will change color

What happens instead?
- nothing

Please provide any additional information below. Attach a screenshot if
possible.