wlonkly's Tree Style Tabs CSS

tst.css

/* Show title of unread tabs with  italic font */
:root.sidebar tab-item.unread .label-content {
  font-style: italic !important;
}


/* Add private browsing indicator per tab */
:root.sidebar tab-item.private-browsing tab-label:before {
  content: "🕶";
}


/* narrow tabs with no border or shadow */
tab-item {
  --tab-size: 24px !important;
  height: var(--tab-size);
  border: none !important;	
  box-shadow: none !important;
}

/* only display closebox on hover */
#tabbar tab-item:not(:hover) tab-closebox {
  display: none;
}

/* hide new tab button */
.newtab-button-box {
  display: none;
}
#tabbar {
  bottom: 0 !important; /* Eliminate dead space on bottom */
}

/* background blends into tabs */
#background {
  background-color: var(--tab-surface);
}