If you want to download this theme into your site, you just click the download button. Then this theme will be added to your site's themes/ folder.
You can manage the theme from admin -> settings-> C Advanced -> Site -> Themes . Click on the edit button of the downloaded theme, there you can see various settings for that theme.
Main settings:- Logo: Name of the logo(common-logo.png)
Choose a theme color
In bushido theme, various stylesheets are present for managing the different colorscheme along with our normal stylesheet.css.
Following are the various stylesheets using for different color: Blue: bushido/style_blue.css Green: bushido/style_green.css Brown: bushido/style_brown.css Yellow: bushido/style_yellow.css Red: bushido/style_red.css
After doing the changes you have to update the theme(click the 'update' button) and then click the reinstall button. Then the changes will appear in the shop.