There are many html tags in the website, but many SEOER personnel have not noticed these tags. In fact, doing these tags well is also a very important part of on-site optimization. Today I will introduce to you several comparisons. Tags popular with spiders.

A tag
a Tags are ubiquitous in web pages, and the style is highly reusable. Generally speaking It is said that the link form on a website is relatively uniform, so it is very important to define CSS as a reset or basic a tag.
a tags include link, visited, hover, and active. These commonly used pseudo-classes are used to define different states. . These pseudo-classes have clear meanings, are easy to use, and do not seem to cause any problems.

H tag
Heading tag is also called H tag. There are six sizes in HTML language. The heading tag is a tag that emphasizes the text title in web page HTML. The tags

,

,

to define seven different words in the title header. The essence of large and small tags is to present the content structure. There are six pairs in total, with the text from large to small, showing the decreasing importance, that is, the weight decreases in sequence.
W3C points out that h1-h7 tags can define titles. h1 defines the largest heading. h6 defines the smallest heading. h tags appear in pairs, starting with and ending with . h1, h2, h3, h4, h5, h6, h7 are used as title tags, in descending order of importance. It is necessary to follow this principle, which can make the hierarchical relationship of the page clearer and allow search engines to better crawl and analyze the subject content of the page, etc.

ALT tag
ALT tag is a way to use images for SEO, which is to use alt tags in the img tags of these images. The alt tag in HTML tags is used to display alternative text information for images. The alt tag should be a brief introduction to the image and should contain keywords from the current web page as much as possible.

TAG tag
There are several meta tags in the html coding of web pages: title tag (Title Tag), description tag (Description Tag), keyword tag (Keywords Tag), publisher tag, copyright tag, robots tag, etc. Using TAG tags can make your articles more easily searchable. TAG tags are keywords defined by yourself that are more accurate and specific than classification and can summarize the main content of the article.

There are several tags that SEOER personnel must understand and use. Once these tags are used, website rankings will not be that difficult.

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