mozilla/togetherjs — pull request #1018 by Abbe98 (2014-08-11 12:41:12+00:00)
Title: Fixing IE 11 inherit issues #1017

.button-reset () {
background-color: inherit;
...

.togetherjs-cancel {
background-color: inherit;
...

Does not work in IE 11 so they are replaced with `background-color: @background-color;`.

See #1017