Themes and Stationery
You can jazz up your outgoing mail by using one of Outlook’s built-in themes or stationery. Themes include a background and text formatting, while stationeries contain only a background.
Use a Theme or Stationery Once
From within a message, click the New Items button on the Home tab.
Select Email Message Using.
Click More Stationery.
Select a theme or stationery.
A new email window appears using the new theme or stationery.
Use Theme Styles
As you compose your message, you can use the text styles assigned to your theme simply by selecting them as you go.
Click the Format Text tab.
Click the Styles button.
Every theme will use the same style names, but will use its own set of colors and fonts.
Select a style.
Now just enter the text.
If you want to use a theme, stationery, or a particular font with every email, you can change your default settings.
Your default mail options appear.
Click Stationery and Fonts.
From here you can set the default look for all your outgoing emails.
Choose a default theme or stationery and click OK.
(Optional) Customize the font settings.
Click OK to save these settings.
Click OK to close the Options window.