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

.tabbrowser-tab[selected="true"], .tabs-bottom,
[class="close-button tabs-closebutton"] {
  background-color: #36f !important;
}

/* Make the active tab text white, not bold */
.tabbrowser-tab[selected="true"] .tab-text {
  color: #fff !important;
  font-weight: normal !important;
}

.tabbrowser-tab:not([selected="true"]) {
  background-color: #bcf !important;
}

/* Hide focus ring on an active tab */
.tab-text { border: none !important; }

/* Color the tab scrollbuttons, alltabs-button  */
.scrollbutton-up, .scrollbutton-down {
  background-color: #bcf !important; 
}
.tabs-alltabs-button {
  background-color: #bcf !important; 
}