/**
    Firefox all versions

    windows and Linux platform

**/

/* :::: progress bar on tabs :::: */
.tabbrowser-tabs[tabmix_australis="true"]:not([treestyletab-mode="vertical"])
    > .tabbrowser-tab > .tab-stack > .tab-progress-container > .tab-progress {
  margin: 4px 7px 0 7px;
}

.tab-progress {
  -moz-appearance: none;
  min-height: 0;
  height: 4px;
  border: 0;
  margin-top: -4px;
  background-color: transparent;
}

.tab-progress > .progress-bar {
  -moz-appearance: none;
  min-width: 3px;
  border-top: 1px solid rgba(100,100,100,.1);
  border-bottom: 1px solid rgba(0,0,0,.2);
  background-color: Highlight;
}
