Outlook: Change my Default Font and Color for Replies

To change the default font and color for replies in Outlook for Windows:

1. From the File menu, select Options, and then Mail.
   
   
2. In the "Compose Messages" area, on the right, select Stationery and Fonts.
   
   
3. Under the "Replying and forwarding messages" section, click Font... .
   
   
4. Select the options you want, and then click OK twice.