To be quite honest, there really isn't much to formatting other than realizing that you NEED it. You do not have to climb to the top of the highest mountain and cross the widest river to speak to the Sensei of Formatting. No, you only need to DO IT.
Some of you might be asking, "What is formatting?". If thats the case, you're a moron, and you probably ask other questions like "How do make internet?" and "What am the sky?". On a more serious note, formatting is the process of making the content of your site look proper...like it was set the way it is on purpose. Furthermore, formatting is the key to readability. Follow me to the next step! -->
Cascading Style Sheets. Don't ask me why they called it that, just know "CSS", and that it is the best (and in my opinion the ONLY) way to control your formatting. Using a single CSS file to govern all of the text [read: content] for your website ensures consistency and the ability to quick change your styles without having to edit Every-Single-Entry-You've-Ever-Written. See CSS.
If you want all of your text to look like THIS then go for it. Just remember todays tips: first, MAKE AND EFFORT to format, and second BE CONSISTENT.