This product is included to help with some products/plugins that forget to include the default vBulletin template additional.css which we utilize for all of our custom skins css.
- Login to admincp (http://www.yourdomain.com/admincp)
- Click to expand Plugins & Products
- Click Manage Products
- At the bottom click on the link [Add/Import Product]
- Under Import Product click browse and select product-purevb_add_css.xml
- Finally press the Import button