How do I find the styles being used in my onMessage page?

To adjust the font size of a content type:
  1. Start from the onMessage persona
  2. Select your website from the Website drop down
  3. Click on the Styles tab
  4. Click Edit next to the style you identified as being applied to the content you want to change
  5. Select Content Types from the Default drop down
  6. Select the content type you want to change the font size for next to the drop down
  7. Click the text you want to edit to select its display region
  8. Click Basic at the bottom left next to CSS
  9. Use the Font Size field to adjust the size (either using the arrows that appear in the field or entering a value manually)
  10. Click the Save button when the font size is adjusted to your liking