Do one of the following:
To define the style without applying it, click Add, and then click Close.
To change formats for an existing style, click the style you want to change.
To define the style without applying it, click Add, and then click Close.
Remove a style from selected cells
Delete a style from the style list
Note You cannot delete the Normal style. If you delete the Currency, Comma, or Percent style, you won't be able to use the Comma Style , Currency Style , or Percent Style button on the Formatting toolbar.