亚洲国产日韩欧美一区二区三区,精品亚洲国产成人av在线,国产99视频精品免视看7,99国产精品久久久久久久成人热,欧美日韩亚洲国产综合乱

Basic knowledge of HTML+css

• Chapter1 Introduction to front-end learning environment and HTML
• 1-1 Introduction to the sixth course
• 1-2 Build a learning environment
• 1-3 HTML first experience
• Chapter2 Common tags in HTML
• 2-1 Commonly used tags(1)
• 2-2 Commonly used tags(2)
• 2-3 Commonly used tags (3)
• 2-4 Commonly used tags (4)
• Chapter3 Basic css knowledge and box model
• 3-1 css basic syntax
• 3-2 css selector priority
• 3-3 Box model knowledge in CSS
• Chapter4 Commonly used CSS selectors and background settings
• 4-1 Commonly used CSS selectors (Part 1)
• 4-2 Commonly used CSS selectors (Part 2)
• 4-3 CSS background control technology
• Chapter5 Floating and positioning and examples
• 5-1 Interesting inner and outer margins
• 5-2 Basic knowledge about floating
• 5-3 Positioning and Case 1
• 5-4 Positioning and Case 4