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    # HTML 語意化(Sematic) --- tags: HTML CSS relate --- ###### tags: `HTML, CSS` 左邊是模糊的結構組成的網頁,右邊則是語意化過、被定義過的結構,這樣的做法可以讓SEO更好處理,提高目的網站在有關搜尋引擎內排名的方式 ![](https://i.imgur.com/e1YwAmC.png) > 搜尋引擎最佳化(search engine optimization,SEO),是一種透過了解搜尋引擎的運作規則來調整網站,以及提高目的網站在有關搜尋引擎內排名的方式。由於不少研究發現,搜尋引擎的用戶往往只會留意搜尋結果最前面的幾個條目,所以不少網站都希望透過各種形式來影響搜尋引擎的排序,讓自己的網站可以有優秀的搜尋排名。當中尤以各種依靠廣告維生的網站為甚。 -------------- `<nav>` 當作網頁的導覽索引用的標籤 `<article>` 文章本身就有意思的時候可以使用此標籤 `<aside>` 當作邊欄使用的標籤 `<figure>` 當作附錄的標籤使用 可放入圖片圖像code等等 `<section>` 一段有標題的內容時可以使用此標籤 appropriate element 如下元素`<P> <address> <blockquote> <pre>`被分在這邊 `<div>` 無上述語意化內容的化則使用此標籤 ![](https://i.imgur.com/KoesfLG.png)

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