Introduction to CSS Development

Cascading Style Sheets, or CSS, is how we control what a website looks like, including colors, layouts, fonts, and more!
Rating: 4.2 out of 5 (873 ratings)
26,909 students
Introduction to CSS Development
Rating: 4.2 out of 5 (873 ratings)
26,909 students
Course Goal: Learn the basics of CSS
Implementing CSS
Basic style and layout for sites
Understanding CSS architecture for scalability


  • Recommended Courses: Getting Started as a Web Developer and Introduction to HTML.

This course covers the basics of CSS. CSS is one of the major components in web development and web design. It allows us to control how our site and/or application will look. With CSS, we can control things like the layout, colors, and font sizes.

We’ll cover the basics of CSS, including how it works, how to make changes to the visuals of your site, and even get into some semi-advanced techniques for controlling your content.

Course Includes:

  • 9 external resource files
  • 5 practice exercises to help you master the basics

What You'll Learn:

  • CSS Terminology
  • Units
  • Inline Styles
  • Style Tags
  • CSS Files
  • Basic Selectors
  • IDs and Classes
  • Combination Selectors
  • Pseudo Selectors
  • Starter Rules
  • Basic Layout: Block, Inline, Inline-Block, Float, Clear
  • Advanced Layout: Absolute, Relative, Fixed
  • Centering Techniques: Inline, Horizontal Margin, Vertical
  • Normalize
  • Clearfix
  • Block Formatting Context
  • Architecture
  • CSS Specificity
  • Reusability
  • Maintainability
  • Modularity
  • Scalability
  • Semantics
  • And More!
Who this course is for:
  • CSS beginners
  • CSS intermediate developers looking to expand their knowledge of the basics.
12 sections • 25 lectures • 1h 51m total length
  • Introduction
  • Terminology
  • Units
  • Getting Started
  • Inline Styles
  • Style Tag
  • CSS File
  • Basic Selectors
  • ID and Class
  • Combination Selector
  • Pseudo Selector
  • CSS Diner
  • Starter Rules
  • Block, Inline, Inline-Block, Float, and Clear
  • Absolute, Relative, and Fixed
  • Inline
  • Horizontal Margin
  • Vertical
  • Normalize
  • Clearfix
  • Block Formatting Context
  • Specificity
  • Reusability, Maintainability, Modularity, Scalability, Semantics

Accelerates the learning of aspiring creative technologists.
RefactorU LLC
  • 4.0 Instructor Rating
  • 5,452 Reviews
  • 112,468 Students
  • 13 Courses

        Based in Boulder, Colorado, RefactorU accelerates the learning and development of the world's aspiring creatives, makers, and technologists. RefactorU empowers individuals to reinvent themselves to meet the needs of today's technology-driven economy while building lifelong professional networks for the future. 

        RefactorU offers on-campus and self-paced courses in full-stack web application development, data science, and other 21st century skills. RefactorU's Instructors Include: 

        Chris Rolfs 

Chris is a game developer and designer with substantial experience in front and back-end web development as well as web and desktop game design and development. Chris is the current Instructor for RefactorU's online courses, and spends his daylight hours being a rockstar Front End Engineer at Facebook.