.findbar-find-next > .toolbarbutton-icon {
}
-.findbar-find-previous > .toolbarbutton-text,
-.findbar-find-next > .toolbarbutton-text {
-}
-
.findbar-find-previous[disabled="true"] > .toolbarbutton-icon,
.findbar-find-next[disabled="true"] > .toolbarbutton-icon {
}