Subscribe Now: www.youtube.com/subscription_center?add_user=Ehowtech Watch More: www.youtube.com/Ehowtech Adding custom CSS to your Tumblr really lets you take complete control over the way your page looks and feels. Make a theme winder with custom CSS in Tumblr with help from a web and graphics specialist in this free video clip. Expert: Brian Santucci Bio: Brian Santucci is a web and graphics specialist. He has been a web designer for more than four years. Filmmaker: Victor Varnado Series Description: CSS (also referred to as "Cascading Style Sheets") is a type of computer language commonly used to design and style web pages. Get tips on how to use CSS to your benefit on a variety of different popular websites like Tumblr with help from a web and graphics specialist in this free video series.