What is the syntax of CSS lead-in style

This article mainly introduces "what is the grammar of CSS lead-in style". In daily operation, I believe many people have doubts about what the grammar of CSS lead-in style is. The editor consulted all kinds of materials and sorted out simple and easy-to-use methods of operation. I hope it will be helpful to answer the questions of "what is the grammar of CSS lead-in style"! Next, please follow the editor to study!

Intrusive is to put all styles in one or more external stylesheet files with .CSS extension, and link the external stylesheet file to the HTML document through link tags. The basic syntax format is as follows:

First create a new test.css file in the same directory and write the following

H2 {color: red; font-size: 28px;}

On the html page, introduce

The sea of Title code is endless.

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