In the font menu you can set different font settings.
The font size can be changed from size 6 to 150.
You can also change the font family or make your text bold, italic, or underlined.
The font color can be also be changed, see Using colors for additional information.
You can set the letter spacing from -20 to 80, as well as a custom line height.
Text shadow will give you a variety of options of adjusting your text shadow.
Lastly you can adjust the vertical and horizontal alignment of your text.