WordPress 101: The Basics of Themes
WordPress themes are collections of files that designate the blog or website’s style and features. Upon installation, your website will have a default theme, which can be found under the themes directory (wp-content folder) on your web server. However, you can install another WordPress theme available on the WordPress Theme Directory.
Each WordPress theme is divided into pieces in the theme folder that is assembled by the WordPress programming system. The following are the usual theme files common in every WordPress theme. …