Now youll apply styles to the item and description XML data placeholders. When you apply styles to an XML data placeholder, the text of the placeholder itself displays the styles. Later, when you preview the page in a browser, the resulting XML data will also display the assigned styles.
<td>
tag in the tag selector to select the cell.
You are selecting the cell so that you can format the entire contents of the cell at once, including the hyphen.
For more information about applying styles to XML data, see Applying styles to XSLT fragments in Using Dreamweaver (Help > Using Dreamweaver).