>>292
新着・未読

#folderTree > treechildren::-moz-tree-cell-text(folderNameCol, newMessages-true) {
color: blue !important;
}
#folderTree > treechildren::-moz-tree-cell-text(hasUnreadMessages-true) {
color: #1989d4 !important;
}
#folderTree > treechildren::-moz-tree-cell-text(hasUnreadMessages-true, selected, focus) {
color: SelectedItemText !important;
}