What is HTML?

HTML is the heart of web.

HTML is made of:

• text content, it is what you see in page
• markup, what the content looks like
• references to other documents (e.g. images, videos)
• links to other pages

HTML 是 web 的核心，HTML 像你在頁面上看到的文字、畫面的結構、圖片或是從其他地方引用的影片，還有就是連結。