Here are some of your options. This will change the size of the font to 1. Normal text is size 3. Here are other examples. This will change the color of the font to blue.
Normal text is black.
Here are other examples. This will change the font displayed by the browser. Right now you are reading arial or helvetica, depending on wether you are using a PC or a Mac. This tag only works is the computer that is viewing the page has the font installed. The default is Times New Roman.