Theme defines the style and design of your site, which ensures that your site has a unique appearance. A theme is much more than just a style; it lets you define various sections, functionality and quickly change design and layout of your site. You can change a theme of your site anytime and as many times you like.

This video will help you understand a little more on how you can use themes.

Have a look at the available themes, more themes and widgets are being added continuously.