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Editor to share with you what the css selector is, I believe most people do not know much about it, so share this article for your reference, I hope you can learn a lot after reading this article, let's go to understand it!

If we use the css selector properly, it will make our code more efficient.

What is the css selector?

We all know that css is made up of two parts, such as body {background-color:yellow;}, where the body before {} is called a selector, and of course the selector also gives a name to the style in {}.

What are the css selectors?

In css, there are many kinds of selectors for css, including tag selector, id selector, class selector, inheritance selector, pseudo-class selector, global selector and so on.

How do I use the css selector?

1. Tag selector:

A html page has a lot of tags, and the tag selector determines that the tag uses the corresponding style. No matter where the element is, we can use the tag selector to style the tag.

two。 Category selector

The category selector is selected based on the class name, and is preceded by a small dot.

3.ID selector

ID selector is based on id to select elements, the id in the web page is unique, a page can only appear once id.

The above is all the content of this article "what is a css Selector?" 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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