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This article mainly shows you "how to achieve id selector in CSS", the content is easy to understand, clear, hope to help you solve doubts, the following let Xiaobian lead you to study and learn "how to achieve id selector in CSS" this article.

We know that class selectors can be used many times in the same page, but what if I want to find the only element in the page, especially if we learn later, for example, in the js language, we use id more often. So let me take a look at the use of the id selector and its characteristics. The characteristic of the id selector is its uniqueness, which means that the same id can only appear once in the same document page. Then his use is also defined before use, defined using the special symbol "#" sign + id name, and referenced by the keyword id. Pay attention to the specification of id names: use hump naming (idName), or use underscore (id_name) naming, cannot use Chinese, do not start with numbers and case-sensitive specifications. All right, let's take a look at his grammar.

Code:

CSS selector

# myColor {

Color:red

}

I'm the h4 tag.

I'm the h4 tag.

I'm the h4 tag.

I'm the paragraph tag.

I'm the paragraph tag.

I'm the paragraph tag.

These are all the contents of the article "how to implement id selectors in CSS". Thank you for reading! I believe we all have a certain understanding, hope to share the content to help you, if you want to learn more knowledge, welcome to follow the industry information channel!

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