This document provides an introduction to CSS (Cascading Style Sheets) through a series of lessons:
- Lesson 1 defines CSS and its history, purpose of separating formatting from content, and examples of how CSS changes page appearance without altering HTML.
- Lesson 2 explains CSS syntax including selectors, declarations, properties/values, and declaration blocks. Students create their first CSS page.
- Lesson 3 covers CSS class and ID selectors. Students create pages using class and ID selectors.
- Lesson 4 describes three methods to apply CSS - inline, internal, and external style sheets.
The document includes assignments for students to practice CSS concepts by modifying provided code examples.