there must be millions of people just like you at any given moment, and as a consequence you'll have no difficulty finding lots of tutorials online.
A first step is to get yourself some software, so you can practice, and I recommend either NetObjects Fusion or Microsoft FrontPage for starters.
Then use Google to search for tutorials - you'll be swamped with links. It will take a little while to see the wood for the trees, but you'll gradually begin to understand the jargon, and practice building your first site. It's a huge subject, and this isn't the place for a tutorial, but we can give you plenty of help with specific questions as they arise.
click here for plenty of information to get you started. Welcome the wonderful world of web design - good luck, and don't hesitate to ask here when you get stuck, no matter how elementary the problem might seem. We all know how confusing it seems when you're starting out.