[1]
[[Gecko]] 拡張[[CSS]] [[擬似要素]]。

[2] 使用例:
[PRE(CSS)[
*|*::-moz-table-row-group {
  display: table-row-group !important;
}
]PRE]

([[名無しさん]] [sage] [WEAK[2004-06-10 07:52:12 +00:00]])