@namespace url(http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul);

#bookmarks-view treechildren::-moz-tree-row(even) {
  background:#efefff;
  color:#000000;
}

#bookmarks-view treechildren::-moz-tree-row(odd) {
  background-color: #feffff;
  color:#000000;
}