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WordPress 3 Complete by April Hodge Silver

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Some theme basics

So that you'll be better informed when choosing and installing themes, let's take a quick look at some factors to consider when choosing a theme, and what actually makes a theme.

What makes a theme?

A WordPress theme is actually a collection of files in a folder. There are no special or unusual formats, just a few requirements for those files in the theme folder. The only requirements for a folder to be a valid WordPress theme are:

  1. It should have a style.css file and an index.php file.
  2. The style.css file must have the basic theme information in its first five lines.

There are a number of additional files that you'll find in most theme folders. They are:

  • A screenshot.png file—this is the little thumbnail that shows what the theme ...

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