A website template is like a new exercise book - the pages are all the correct size, they're stapled together and ready to go.
To get started, all you need to do is write your content and add a few tags for formatting. There's no end to what you can do, but getting started is really that simple; just type in some content, choose your titles and headings, and name your pages.
Here's how, and it's all free:- Free website design
And if that looks too difficult, get a free blog from Blogger.com or Wordpress.com
Better still, have both!