.admin {
  #global-header {
    background-color: $black;
    a {
      display: inline-block;
    }
    ul {
      margin: 3px 0 0 0;
      float: right;
    }
    li {
      display: inline;
      margin-left: $gutter-one-third;
      a {
        @include core-19();
        display: inline;
        padding: 0;
      }
    }
  }
}

.admin {
  #global-header {
    background-color: $black;
    a {
      display: inline-block;
    }
    ul {
      margin: 3px 0 0 0;
      float: right;
    }
    li {
      display: inline;
      margin-left: $gutter-one-third;
      a {
        @include core-19();
        color: $white;
        display: inline;
        padding: 0;
      }
    }
  }
}

Make admin header links white
Make admin header links white