How to use HTML h1 h2 h3 h4 tags

巴扎黑
Release: 2017-06-10 10:07:38
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Tutorial on H1, H2, H3, H4 title tag elements in Html

H1 H2 H3 H4 title tags are often used in a web page as the only title, important columns, important titles, etc. situation.

1. Look at the h1 title tag under search engines

For search engines, it tells the search engines that different tags represent different levels of content. . If the 1-2 H-shaped tags you use in a web page all contain the same keyword, search engines will also pay special attention to the keywords and content you focus on, but be sure not to abuse them.

2. Html h1 h2 h3 h4 usage HTML code snippet:

<h1>最重要的标题H1</h1> 
<h2>次要栏目或标题-小标题H2</h2> 
<h3>再次要栏目或分类小标题H3</h3> 
<h4>文中分类小标题H4</h4>
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3. H-type tag case screenshot:

How to use HTML h1 h2 h3 h4 tags

Title tag H1 H2 H3 H4 use case

HTML title tag use case screenshot

When no CSS style is assigned to the H1 H2 H3 H4 tag, the font size h1 is greater than h2 is greater than h3 is greater than h4 as shown in the above case screenshot

4. Principles for using html title tags

H1 is best used only once in a web page, such as for the only title of a web page.

H2, H3, and H4 tags can appear multiple times in a web page, but they need to be added at will or excessively.

5. Summary of html h1 h2 h3 h4

You can appropriately use h1 h2 h3 h4 tags in a web page, which will help highlight the key parts of the web page and also help search engine rankings, but remember If you abuse the H1 H2 H3 H4 tags, just use them appropriately. Everything should be used based on user experience. If you need to control the size, background, width, height, and CSS boldness of these title tags, you can redefine their styles through DIV CSS.

Use CSS style to initialize H1 H2 H3 H4 tag code:

H1,h2,h3,h4{font-size:12px; font-weight:normal}

us The font size is initialized to 12px and the H1 H2 H3 H4 text bold style is removed. The application can be extended according to the example.

The above is the detailed content of How to use HTML h1 h2 h3 h4 tags. For more information, please follow other related articles on the PHP Chinese website!

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