Compact Tab Bar for Atom Editor

styles.less

.tab-bar {
  height: 32px;
  padding: 0;

  .tab {
    -webkit-transform: none;
    top: 1px;
    left: 2px;
    line-height: 25px;

    &.active {
      height: 25px;

      &:before {
        height: 25px;
      }
    }

    &:before {
      -webkit-transform: none;
      width: 18px;
    }

    .close-icon {
      -webkit-transform: none;
      line-height: 25px;
    }

    .title {
      -webkit-transform: none;
      padding-left: 2px;
    }
  }
}