Documenting a website's style scheme, also known as 'Style guide Driven Development' or SDD, has now become an essential part of web projects today. SDD involves creating containable and reusable components or patterns, rather than designing a website page by page.
How to create a living style guide using Hologram
Document the styles of your website's UI from right within your CSS files
By Ashlie Webb. April 6, 2016.