[2]
border
content
padding
[1] Issue #46. Remove -webkit-background-clip from list of simple propert… · whatwg/compat@015b6f9 (3/26/2016, 3:21:16 AM 版) <https://github.com/whatwg/compat/commit/015b6f92df93a1c6517997422a28f622b9925dbb>
Google search: -webkit-background-clip