HTML markup is make up of tags. The structure of tag is like below picture. The opening tag has less than symbol and great than symbol. The closing tag even has a slash in front of name.

The whole thing includes tags, we call element.

HTML 的標記是由 tag 組成，就像下面的圖一樣會由 opening tag 和 closing tag 組成，closing tag 多了一個 slash 符號。包含 tag 跟 content 我們稱做 element。

Common Tags

There are common tags you have to know.

下面是一些 常見的 tag

• <b> - Bold text
• <strong> - Important text
• <i> - Italic text
• <em> - Emphasized text
• <mark> - Marked text
• <small> - Small text
• <del> - Deleted text
• <ins> - Inserted text
• <sub> - Subscript text

• <sup> - Superscript text

• 如果你忘記加 closing tag，在opening tag後的字都會變斜體。