how to add Blogger CSS

How to add CSS (cascading style sheet) script to your blogger website body element.Go to blogger and log in to your account then click on the Template Designer .Then click on the background option at the side of the Templates.Once the background is loaded the at the side bar scroll down and see the add CSS The click on it and add your file. note this gives your blog a particuar style to the place is been added to for example a style sheet for a particular text or special one.