atom styles

styles.less

// change the color of the file line numbers

atom-text-editor.editor .line-number {
  color: rgb(50, 255, 50);
}
// lighten up the color of the selected file

.list-group .selected::before,
.list-tree .selected::before {
  background-color: #555;
}

// make ignored files visible
atom-pane > div > div > ol > li > ol > li > div > span,
li.directory.entry.list-nested-item.status-ignored,
li.file.entry.list-item.status-ignored {
  color: rgba(50, 255, 50, .7);
}
.list-tree .icon-file-directory {
  color: rgba(50, 255, 50, .7);
}

////////////////////////////////////
// inherited from gist
////////////////////////////////////

.editor {
  .syntax--punctuation.syntax--definition.syntax--comment {
    color: rgb(50, 255, 50);
  }

  .syntax--comment, .syntax--markup.syntax--link,
  .syntax--https,
  .syntax--comment,
  .syntax--block,
  .syntax--double-slash, .syntax--number-sign {
    color: rgb(50, 255, 50);
    opacity: 0.9;
  }

  .line-number {
    color: rgb(50, 255, 50);
  }
  // cram it together more
  line-height: 1.1em;
  // shrink the line numbers
  .gutter {
    .line-numbers {
      .line-number {
        font-size: 0.85em;
      }
    }
  }
}

.tree-view {
  .entries {
    .entry {
      &,
      .header {
        // cram the folder tree together more
        line-height: 20px;
      }
    }
  }
}