ATH firefox tabs CSS fix

ath_main.css

/*  OVERRIDE FF TAB DIMMING ON UNSELECTED TABS  */

/* more specific but doesn't seem necessary */

#tabbrowser-tabs[fade_on_pending] > .tabbrowser-tab[pending] > .tab-stack > .tab-content > .tab-label {
  opacity: .6 !important;
  /*text-decoration: underline !important;
  font-weight: bold !important; */
}

#tabbrowser-tabs[fade_on_pending=true] > .tabbrowser-tab[pending] {
    opacity: .6;
}
/* override Australis opacity: 0.7 of unselected tabs as it's hard to distinguish between unloaded tabs */
.tab-label:not([selected="true"]) {
  opacity: 0.85 !important;
  /* font-weight: bold !important; */
}

.tab-label[selected="true"] {
  opacity: 0.85 !important;
  text-decoration: underline !important;
  font-weight: bold !important;
  color: blue !important;
}